McCULLOCH SUPPORT AND SERVICE. McCulloch products are built for reliable performance, year after year. But they do need care and maintenance, sometimes new parts, in order to function properly. To find out what you need to do, download our user manuals or watch our helpful service videos. Excel mac manual vs automatic. Many common questions are also answered in the FAQ. McCulloch Parts Manual 11-600465-07 MAC 4600 10/94 to Current IPL 211594 McCulloch Parts Manual 11-600465-08 SILVER EAGLE 2818 10/94 to Current IPL 211594 McCulloch Parts Manual 11-600465-09 MAC 4600 10/94 to Current IPL 211594 McCulloch Parts Manual 11-600465-12 MAC 4600 10/94 to Current IPL 211594. McCULLOCH SUPPORT AND SERVICE. McCulloch products are built for reliable performance, year after year. But they do need care and maintenance, sometimes new parts, in order to function properly. To find out what you need to do, download our user manuals or watch our helpful service videos. Many common questions are also answered in the FAQ.
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46 / 49cc P.O . Box 31567 ⢠Tucson Arizona 85751 - 1567 ⢠U.S.A . GASOLINE POWERED ANTI - VIBRATION ( AV ) CHAIN SAWS ⢠MANUFACTURING ⢠SALES ⢠SERVICE ⢠FOR WARRANTY OR SERVICE , CONTACT THE NEAREST McCULLOCH AUTHORIZED SERVICE CENTER LISTED UNDER â SAWS â IN YOUR TELEPHONE DIRECTORY YELLOW PAGES . IF FURTHER ASSISTANCE IS REQUIRED , CALL THIS TOLL - FREE HOT LINE . PLEASE REFERENCE YOUR MODEL AND SERIAL NUMBER . ( â ) SERIAL McCulloch products are identified by a model number ( in this instance 1 - 800 - 521 - 8559 NUMBER MODEL BAR & ENGINE 600465 ) followed by a suffix number ( 00 ) . Suffix numbers denote MODEL NAME PREFIX NUMBER CHAIN SIZE variations in parts or assemblies used in the manufacture of this MS1846AV - 18 46cc product . Illustrated Parts Lists ( IPLs ) contain a PART NUMBER , DESCRIPTION , MS2046AV - - 20 46cc MONDAY - FRIDAY - 6 : 00 AM - 4 : 30 PM ( MST ) UNITS per assembly and STOCKING CODE for each part . M1849AV - - 18 49cc Stocking Codes are : www.mccullochpower.com MS2049 - - 20 49cc A - Dealer stocked . Fast to medium moving part . MAC 4600 11 - / 22 - 600465 - 00 18 46cc B - Distributor stocked . Medium to slow moving part . MAC 4600 11 - / 22 - 600465 - 01 20 46cc C - Factory stocked . Slow moving part . MAC 4600 11 - / 22 - 600465 - 02 16 46cc MAC 4600 11 - 600465 - 07 46cc MAC 4600 11 - 600465 - 09 46cc NOTE : The following explains symbols and footnotes in this IPL : MAC 4600 11 - 600465 - 12 46cc A dash preceding a PART NUMBER indicates that it ishe ( - ) a new part number , different from the one listed in t MAC 4900 11 - 600498 - 01 49cc previous IPL for this unit . MAC 4900 11 - / 22 - 600498 - 02 20 49cc USE ONLY MAC 4900 11 - 600498 - 03 49cc One or more dots ( . Spring , Starter ) preceding a partit ( . ) GENUINE DESCRIPTION indicates the part is included in the k MAC 4900 11 - 600498 - 08 49cc McCULLOCH or assembly described directly above the dot ( s ) . MAC 4900 11 - 600498 - 13 49cc REPLACEMENT PARTS MAC 5500 22 - 600555 - 00 55cc If four dashes appear in place of a PART NUMBER , the ( - - - - ) part is not available individually but is included in PM1846AV - - 18 46cc the next higher assembly or subassembly . PM2046AV - - 20 46cc PM1849AV - - 18 49cc ¿ ¡ Circled numbers preceding a nDESCRIPTIONformation footnote the part or assembly to additional i PM2049AV - - 20 49cc on the page . PROMAC 4700 22 - 600465 - 03 PROMAC 5000 22 - 600498 - 20 An asterisk denotes that choices follow or precede . ( * ) PROMAC 5500 22 - 600555 - 02 55cc Serial Number Prefix 21 - denotes CARB approved unit ( â ) SILVER EAGLE 2818 - - all parts are interchangeable with Serial Number TORQUE SPECIFICATIONS ENGINE SPECIFICATIONS SILVER EAGLE 3020 Prefix 11 - . TIMBERBEAR 20 - - 20 49cc FASTENER FIG / TORQUE Displacement , cc ( ci ) . . . . . . . . . . 46cc ( 2.8ci ) The policy of McCulloch is one of continual improvement in design , TIMEBERBEAR 22 - 600555 - 01 55cc DESCRIPTION PART NO . ITEM ( IN / LBS ) LOCTITE . . . . . . . . . . . . . . . . . . . . . . . . . . 49cc ( 3.0ci ) manufacturing and engineering advancement wherever possible to CâCase to Fuel / Oil Tank 217937 1 / 36 55 - 60 262 assure still finer power tools . Hence , specifications , equipment colors , Bore , cc ( ci ) . . . . . . . . . . . . . . . . . 46cc , 1.69 in . ( 43mm ) design and manufacturerâs suggested list prices are subject to change Flywheel Nut 110961 3 / 22 175 - 185 242 . . . . . . . . . . . . . . . . . . . . . . . . . . 49cc - 1.74 in . ( 44mm ) without notice . McCulloch reserves the right to make such changes Ignition Screw 217936 3 / 29 45 - 50 242 without prior notification or obligation to backfit or supply backfit Spark Plug . . . . . . . . . . . . . . . . . . 92879 - 00 components for units previously shipped from the factory . MARCH 2003 Ign . Spacer Nut 322854 3 / 31 45 - 50 242 Spark Plug Gap . . . . . . . . . . . . . . 0.025 in . ( 0.635mm ) Spark Plug 92879 - 00 3 / 33 110 - 120 - - - - Starter Rope Length . . . . . . . . . . . 41 in . ( 104cm ) Muffler Screws 217935 3 / 33 45 - 50 262 Max RPM ( w / bar & chain ) . . . . . . 11,500 ILLUSTRATED PARTS LIST Muffler Nuts 216682 3 / 43 50 - 55 133A Clutch Engagement Speed . . . . . . 3,500 - 3,800 RPM Carb Boot Flange 219881 3 / 46 45 - 50 262 Fuel Mix . . . . . . . . . . . . . . . . . . . . 40 : 1 P.O . Box 31567 Carburetor Flange 111105 3 / 56 25 - 30 242 Fuel Tank Capacity . . . . . . . . . . . . . 11.8 fl . oz ( 349ml ) Tucson , Arizona 85751 - 1567 ⢠U.S.A . CâCase to Cylinder 111095 3 / 73 70 - 80 262 Oil Tank Capacity . . . . . . . . . . . . . . 22.7 fl . oz ( 671ml ) © McCulloch 2003 P / N 211594 - 03
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GENERAL ASSEMBLY CARBURETOR ASSEMBLY FIGURE 1 FIGURE 6 â â 43 2 â â 21 â â 6 â â 44 â â 42 â â 21 â â â 22 â â 7 â â 45 â â 46 â â 8 â â 47 â â 9 â â 48 3 â â 23 23 â â â 10 â â 49 â â 24 â â 11 â â 50 70 41 â â â â 12 â â 51 6 â â â â 13 â â 52 6 5 â â 14 â â 53 â â 15 â â 54 69 7 â â 16 â â 55 4 â â 17 11 â â 56 14 â â 18 8 73 â â 19 66 68 â â 20 9 2 10 4 15 16 5 67 65 12 13 72 20 17 71 18 36 35 14 26 19 25 33 24 22 32 23 31 34 21 1 11 30 62 30 29 61 31 28 33 29 32 27 60 8 28 27 7 26 25 64 ITEM STK PART UNITS ITEM STK PART UNITS 34 9 13 NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY 63 17 8 - B 322657 - 04 Carburetor , Walbro WT463 25 - - - - . Gasket , Metering Diaphragm 1 7 1 - - - - . Screw , Pump Cover 1 26 - - - - . Pin , Metering Lever 1 24 2 - - - - . Cover , Fuel Pump 1 27 - - - - . Lever , Metering 1 23 3 - - - - . Screw , Idle Adjustment 1 28 - - - - . Spring , Metering Lever 1 3 59 4 - - - - . Spring 1 29 - - - - . Screw , Metering Lever Pin 1 5 - - - - . Gasket , Fuel Pump 1 30 - - - - . Valve , Inlet Needle 1 55 6 - - - - . Diaphragm , Fuel Pump 1 31 - - - - . Plug , Welch 1 6 19 20 7 - - - - . Screen Fuel Inlet 1 32 - - - - . Plug , Welch 1 49 8 - - - - . Shaft Asy , Throttle 1 33 - - - - . Nozzle Asy , Check Valve 1 50 54 52 51 9 - - - - . Spring , Throttle Return 1 34 - - - - . O - ring , High Needle 1 53 14 10 - - - - . Shutter , Throttle 1 35 - - - - . Washer , High Needle 1 11 - - - - . Shaft Asy , Choke 1 36 - - - - . Needle , Idle 1 48 46 22 12 - - - - . Shutter , Choke 1 37 - - - - . Spring , Idle Needle 1 16 13 - - - - . Screw , Shutter and Choke 2 38 - - - - . Needle , High 1 15 56 21 14 - - - - . Ring , Shaft Retainer 1 39 - - - - . Spring , High Needle 1 47 59 18 58 15 - - - - . Lever , Throttle 1 40 - - - - . Limiter Cap , High Speed 1 10 12 44 / 45 16 - - - - . Spring , Choke Friction 1 41 - - - - . Limiter Cap , Low Speed 1 43 17 - - - - . Ball , Choke Friction 1 42 - - - - . Retainer , Limiter 1 35 18 - - - - . Plug 1 37 40 19 - - - - . Ring , Screen Retainer 1 36 20 - - - - . Screen , Check Valve 1 39 21 - - - - . Seat Asy , Check Valve 1 325520 Kit , Carburetor Repair , Walbro ( A1137WT ) 38 22 - - - - . Screw , Metering Cover 4 301042 Kit , Gasket / Diaphragm , Walbro ( B1110WT ) 23 - - - - . Cover , Metering Diaphragm 1 57 24 - - - - . Diaphragm Asy , Metering 1 2 7
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CHAIN BRAKE ASSEMBLY GENERAL ASSEMBLY FIGURE 4 FIGURE 1 ITEM STK PART UNITS ITEM STK PART UNITS ITEM STK PART UNITS â â 1 NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY â â 3 â â 2 NO . CODE NUMBER DESCRIPTION PER ASY â â 4 â â 3 â â 1 A 1 - 58 A 300723 Chain Brake , Inertia ( Yellow ) 1 FIGURE 2 Powerhead Asy 1 217935 Screw , 10 - 24x . 5 Torx 1 â â 5 â â 6 2 C 110737 . Clip , â U â 1 2 - FIGURE 4 Chain Brake Asy 1 59 B 111068 Screw , 10 - 14x1.38 Torx 1 â â 7 3 - 3 - 60 C - - - - . Latch Asy , Chain Brake 1 FIGURE 5 Rear Handle Asy 1 322671 Handle , Front 1 â â 8 4 - - - - - . . Pin , Brake Band 1 4 - FIGURE 3 Bar Information 1 61 A 300292 Retainer , Nut 2 â â 9 5 - - - - - . . Pin , Latch 1 5 - FIGURE 3 Chain Information 1 62 A 218005 Nut , Sq 10 - 24 2 â â 10 6 - 6 B 63 C - - - - . Slider 1 300730 Fuel / Oil Tank Asy ( Black ) 1 111117 Screw , 10 - 14x1 Plast 2 1 â â â â 11 7 - - - - - . Pivot , Latch 1 7 A 322199 . Valve , Duckbill 2 64 C 300296 Screw , 10 - 24x . 5 PnHdTorx 2 â â 12 23 8 C 322886 . Screw , Band Anchor 1 8 A 300259 . Filter , Foam 2 65 C 301419 Top Cover Asy ( Black ) 1 9 â â 13 9 - 9 C 66 C - - - - . Flat , Brake 1 322859 . Retainer , Vent 1 111110 Screw , 10 - 14x2 2 â â 14 10 - - - - - Washer , â D â 1 10 B 322883 . Spacer 4 67 C 111109 Screw , 10 - 14 Torx Hd 1 10 â â 15 11 - - - - - . Waher , Spring 1 11 B 322647 . Hose , Pulse 1 68 A 300922 Air Cleaner Asy 1 â â 16 12 - 12 A 69 C - - - - . Lever Pivot 1 300869 . Pickup , Fuel 1 322659 Cover , Air Cleaner ( Black ) 1 â â 17 13 - - - - - . Pin , Spring Hook 1 13 A 301417 . Isolator Asy Handle 1 70 A 111099 Screw , k10 - 24x . 625 PnHdTorx 2 â â 18 6 19 22 11 14 C 323537 . Band , Brake 1 14 A 322860 . Hose , Fuel 1 71 C 302416 Isolator Asy 1 12 15 C 15 A 72 C 218079 . Ring , Retaining 1 224242 - 02 . Primer , Remote 1 323344 Cable Asy , AV Spring 1 16 B 217440 . Spring , Chain Brake 1 16 A 322861 . Hose , Primer 1 73 C 325172 Plate , Flange 1 21 20 17 B 218641 . Stop , Chain 1 17 B 111107 . Bolt , Bar 5 / 16 - 18 , Shoulder 2 18 B 18 C 111226 Screw , 10 - 24x . 62 TrHdTorx 3 218480 . Hose , Oil 1 3 19 B 301614 Spike 1 19 A 225062 . Pickup , Oil 1 5 7 20 C 111169 . Screw 2 20 B 322867 Hose , Fuel / Oil 1 11600465 - 00 11600465 - 01 21 A 218315 Nut , 10 - 24 2 21 A 301112 Fuel Cap Asy 1 4 11600465 - 02 11600465 - 07 21 15 16 22 B 219058 Label , Safety 1 22 - - - - - . Gasket 1 11600465 - 09 11600465 - 12 8 23 A 322885 Nut , Bar 5 / 16 - 18 2 23 A 300917 Oil Cap Asy 1 11600498 - 01 11600498 - 02 2 11600498 - 03 11600498 - 08 24 - - - - - . Gasket , Oil Cap 1 1 14 11600498 - 13 25 A 111142 O - Ring , . 013 1 13 18 26 B 322658 Washer , Bar Bolt 1 11600465 - 03 11600498 - 04 17 27 A 520001 - 33 Bar Adj Screw Nut & Ring 1 11600465 - 08 11600498 - 09 28 - - - - - . Nut , Bar Adjusting 1 29 C 322873 Plate , Bar 1 30 C 111143 Screw , 6 - 19 x . 375 1 31 C 301612 Plate , Bar Guide 2 32 C 322880 Lever , Choke 1 33 B 300728 Rod , Choke 1 34 C 323339 Plug , Pulse Hose 1 35 C 301615 Plate , Flange 1 36 A 217937 Screw , 10 - 24x1 Torx 4 REAR HANDLE ASSEMBLY FIGURE 5 37 C 322665 Precleaner Asy 1 38 A 223357 Screw , 8 - 16 Plast 1 â â 2 ITEM STK PART UNITS 39 B 105976 Washer , # 8 Plain 1 â â 3 NO . CODE NUMBER DESCRIPTION PER ASY 40 C 322666 Boot , Intake 1 â â 4 1 C 301916 Handle / Trigger Asy 1 * 41 C 300226 Starter Asy ( Yellow ) 1 â â 5 2 A 300727 . Cable , Throttle 1 42 C 301914 . Housing / Rope Guide Asy 1 â â 6 3 A 300297 . Washer , . 19idx . 68od 1 43 - - - - - . . Housing , Starter ( Yellow ) 1 â â 7 4 A 111180 . Screw , 8 - 16x . 5 Torx 1 44 - - - - - . . Rope Guide 1 â â 8 5 C 322870 . Release , Trigger 1 45 - - - - - . Tube , Rope Guide 1 â â 12 â â 9 1 â â 6 C 322869 . Trigger 1 46 A 300475 . Spring , Starter Rewind 1 â â 13 â â 10 7 C 322875 . Spring , Trigger 1 47 B 300228 . Pulley , Starter 1 â â 14 â â 11 8 C 322876 . Spring , High Idle 1 48 B 300229 . Pawl , Starter 2 â â â â 15 â â 12 9 C 322874 . Latch , High Idle 1 â â 16 â â 19 49 C 300230 . Plate , Starter 1 11 10 C 322878 . Grommet , Throttle 1 â â 17 â â 20 50 C 300231 . Spring , Friction 1 11 C 322670 . Frame , Rear 1 â â 18 â â 21 8 51 C 300232 . Spacer , Starter 1 9 12 C 301397 . Cover Asy , Handle 1 2 â â 22 52 C 300233 . Screw , Shoulder 1 13 B 224245 . . Button , Stop Switch 1 6 â â 23 53 A 300234 . Rope , Starter 45 â 1 14 B 62451 . . Contact , Ignition Switch 1 10 54 A 87851 . Handle , Starter 1 16 15 B 322851 . . Wire Asy 1 5 13 55 A 223944 . Bushing , Starter 1 17 3 16 B 111069 . . Screw , 8 - 16x . 375 Plast 2 18 56 B 111157 . Spacer , 10x . 135 1 4 7 17 C 322881 . . Contact , Ground 1 57 C 111111 Screw , 10 - 14x . 625 Torx 3 18 A 322852 . . Wire , Ground Asy 1 14 23 19 A 111113 . Screw , Rear Frame Cover 3 22 15 20 A 111180 . Screw , 8 - 16x . 5 Torx 1 16 21 A 300299 . Screw , 8 - 16x1 Torx Plast 1 22 A 301417 . Isolator Asy , Handle 1 12 21 23 C 323344 . Safety Cable Asy 1 20 19 6 3
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POWERHEAD ASSEMBLY POWERHEAD ASSEMBLY FIGURE 2 FIGURE 2 ITEM STK PART UNITS ITEM STK PART UNITS NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY 48 49 1 A 55 C 301912 Kit , Oil Pump Asy 1 322654 Spring , Garter 1 2 A - - - - . Pump Asy , Oil 1 56 C 111105 Screw , 10 - 24 , Carb Clamp 2 50 3 A 57 A 322182 . . Fitting 2 216635 Washer , Special # 10 2 4 C 322635 . . Screw , Adj 1 58 - - - - - Câshaft / ConRod / Bearing Asy 1 47 43 5 B 301913 . Kit , Gear / Plunger Asy 1 59 C 215946 . Bearing , Ball 2 6 - 60 A - - - - . . Piston / Gear Asy 1 300222 . Seal , Crankshaft 2 42 55 7 - - - - - . . Spring , Comp 1 61 A 102164 Key , Wdf # 206 1 41 8 - - - - - . . O - ring 1 62 - - - - - Crankcase / Fitting Asy 1 9 A 63 - 110582 . . Washer 1 - - - - . Fitting , Pulse Line 1 10 B 111162 O - Ring , 1.625x . 06 1 64 C 323395 - 01 Clamp , Wire , Hose 1 / 4 â 1 51 52 11 A 323435 Washer , Felt 1 65 B 323433 Conduit , Flex 1 40 53 12 B 66 - 322864 Connector , Oil Pump 1 - - - - Piston Asy , 46cc 1 13 C 322662 Gear , Worm 1 66 - - - - - Piston Asy , 49cc 1 14 C 322884 Washer 1 67 - - - - - . Pin , Piston 1 54 39 15 B 68 - 323126 Seal , Felt 1 - - - - . Bearing , Piston Pin 1 57 16 C 111108 Screw , # 8 Plast 3 69 - - - - - . Ring , Retaining 2 56 17 C 322856 Washer , Clutch Drum 1 70 - - - - - . Ring , Piston , 46cc 1 18 C 70 - 111104 Bearing , 10x13x13mm 1 - - - - . Ring , Piston , 49cc 1 19 A 301338 Drum / Sprocket Asy , . 325x8T 1 71 A 300292 Retainer , Nut 4 38 * 20 A 300726 - 01 Clutch Asy , Old , Threaded 1 72 A 218005 Nut , 10 - 24 Sq 4 20 A 9228 - 310210 Clutch Asy , New , No Thread 1 73 C 111095 Screw , 10 - 24x2.75 Torx 4 33 37 21 A 322848 Flywheel 1 74 A 216683 Washer , # 10 Special 4 22 A 110961 Nut , Hex 5 / 16 - 24 1 75 B 301926 Short Block Asy 1 23 B 301759 Ignition Asy 1 75 28 34 24 A 223884 . Kit , Spark Plug Wire 1 36 25 A 102556 . . Connector , Spark 1 25 11600465 - 00 11600465 - 01 26 A 95266 . . Boot , Spark Plug 1 11600465 - 02 11600465 - 03 27 24 27 A 215533 - 01 . . Grommet , H / T Lead 1 11600465 - 07 11600465 - 08 26 28 A 110995 . . Grommet , S / Plug Wire 1 11600498 - 01 11600498 - 02 45 29 A 217936 Screw , Tr 10 - 24x . 75 Torx 1 11600498 - 03 11600498 - 04 46 30 C 322881 Contact , Ground 1 11600498 - 08 11600498 - 08 23 31 B 322854 Spacer , Nut 10 - 24x . 834 1 32 B 322855 Stud , 10 - 24x1.105 1 11600465 - 09 11600465 - 12 44 32 31 33 A 92879 Spark Plug , RDJ8J 1 11600498 - 13 70 34 C 322853 Baffle , Muffler Gasket 1 30 20 11600465 - 00 11600465 - 01 35 C 300923 Muffler Asy 1 29 11600465 - 02 11600465 - 03 72 36 C 300720 . Screw , Muffler 2 11600465 - 07 11600465 - 08 19 71 37 - - - - - . Body Asy , Muffler 1 11600465 - 09 11600465 - 12 66 38 A 217935 . Screw , 10 - 24x . 5 Tr Torx 1 11600498 - 01 11600498 - 02 16 17 12 39 - - - - - . Baffle , Muffler 1 65 67 11600498 - 03 11600498 - 04 40 B 300719 . Screen , Spark Arrester 1 11600498 - 08 11600498 - 09 41 - - - - - . Body , Muffler , Outer 1 69 3 11600498 - 13 64 42 B 301609 . Lock Plate 1 Not used 43 A 216649 . Nut , 10 - 24 Hex Lock 2 18 2 62 â â 24 44 C 322655 Eyelet , Boot 1 14 â â 25 â â 23 â â 58 45 C 322649 Flange , Boot 1 23 â â 11 63 â â â â 26 â â 24 58 â â â â 59 46 B 219881 Screw , 10 - 24x . 62 TrHdTorx 2 â â 27 â â 60 47 C 322648 Boot , Carburetor 1 â â 28 68 48 C 322656 Eyelet , Carburetor 1 10 49 C 322650 Flange , Carburetor 1 3 8 58 50 A 323536 Gasket , Carburetor 1 9 4 7 51 C 322879 Boot , Carburetor 1 13 6 52 - FIGURE 6 Carburetor Asy 1 61 60 53 C 322652 Bracket , Carburetor 1 15 59 54 C 322653 Boot , Intake 1 59 â â 2 21 60 â â 3 â â 2 â â â â 4 â â 36 â â 62 62 â â â â 37 â â 63 BAR AND CHAIN INFORMATION â â 6 FIGURE 3 â â 38 â â 7 â â 39 â â 5 â â BAR AND CHAIN BAR PART CHAIN CHAIN SERVICE TOOLS â â 66 35 â â â â 8 62 â â 40 â â 10 â â 67 SIZE NUMBER PART NUMBER SPECIFICATIONS FILE AND GUIDE PART No . FILE PART No . 1 â â â â 9 â â 41 â â 11 66 â â â 68 16 â 323219 - 33 323218 - 33 â â 42 â â 12 â â 69 â â 42 â â 13 â â 70 18 â 323215 - 33 323214 - 33 PMG320GLX 301944 - 33 219161 - 33 â â 14 74 â â 15 20 â 323217 - 33 323216 - 33 73 22 4 5
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POWERHEAD ASSEMBLY POWERHEAD ASSEMBLY FIGURE 2 FIGURE 2 ITEM STK PART UNITS ITEM STK PART UNITS NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY 48 49 1 A 55 C 301912 Kit , Oil Pump Asy 1 322654 Spring , Garter 1 2 A - - - - . Pump Asy , Oil 1 56 C 111105 Screw , 10 - 24 , Carb Clamp 2 50 3 A 57 A 322182 . . Fitting 2 216635 Washer , Special # 10 2 4 C 322635 . . Screw , Adj 1 58 - - - - - Câshaft / ConRod / Bearing Asy 1 47 43 5 B 301913 . Kit , Gear / Plunger Asy 1 59 C 215946 . Bearing , Ball 2 6 - 60 A - - - - . . Piston / Gear Asy 1 300222 . Seal , Crankshaft 2 42 55 7 - - - - - . . Spring , Comp 1 61 A 102164 Key , Wdf # 206 1 41 8 - - - - - . . O - ring 1 62 - - - - - Crankcase / Fitting Asy 1 9 A 63 - 110582 . . Washer 1 - - - - . Fitting , Pulse Line 1 10 B 111162 O - Ring , 1.625x . 06 1 64 C 323395 - 01 Clamp , Wire , Hose 1 / 4 â 1 51 52 11 A 323435 Washer , Felt 1 65 B 323433 Conduit , Flex 1 40 53 12 B 66 - 322864 Connector , Oil Pump 1 - - - - Piston Asy , 46cc 1 13 C 322662 Gear , Worm 1 66 - - - - - Piston Asy , 49cc 1 14 C 322884 Washer 1 67 - - - - - . Pin , Piston 1 54 39 15 B 68 - 323126 Seal , Felt 1 - - - - . Bearing , Piston Pin 1 57 16 C 111108 Screw , # 8 Plast 3 69 - - - - - . Ring , Retaining 2 56 17 C 322856 Washer , Clutch Drum 1 70 - - - - - . Ring , Piston , 46cc 1 18 C 70 - 111104 Bearing , 10x13x13mm 1 - - - - . Ring , Piston , 49cc 1 19 A 301338 Drum / Sprocket Asy , . 325x8T 1 71 A 300292 Retainer , Nut 4 38 * 20 A 300726 - 01 Clutch Asy , Old , Threaded 1 72 A 218005 Nut , 10 - 24 Sq 4 20 A 9228 - 310210 Clutch Asy , New , No Thread 1 73 C 111095 Screw , 10 - 24x2.75 Torx 4 33 37 21 A 322848 Flywheel 1 74 A 216683 Washer , # 10 Special 4 22 A 110961 Nut , Hex 5 / 16 - 24 1 75 B 301926 Short Block Asy 1 23 B 301759 Ignition Asy 1 75 28 34 24 A 223884 . Kit , Spark Plug Wire 1 36 25 A 102556 . . Connector , Spark 1 25 11600465 - 00 11600465 - 01 26 A 95266 . . Boot , Spark Plug 1 11600465 - 02 11600465 - 03 27 24 27 A 215533 - 01 . . Grommet , H / T Lead 1 11600465 - 07 11600465 - 08 26 28 A 110995 . . Grommet , S / Plug Wire 1 11600498 - 01 11600498 - 02 45 29 A 217936 Screw , Tr 10 - 24x . 75 Torx 1 11600498 - 03 11600498 - 04 46 30 C 322881 Contact , Ground 1 11600498 - 08 11600498 - 08 23 31 B 322854 Spacer , Nut 10 - 24x . 834 1 32 B 322855 Stud , 10 - 24x1.105 1 11600465 - 09 11600465 - 12 44 32 31 33 A 92879 Spark Plug , RDJ8J 1 11600498 - 13 70 34 C 322853 Baffle , Muffler Gasket 1 30 20 11600465 - 00 11600465 - 01 35 C 300923 Muffler Asy 1 29 11600465 - 02 11600465 - 03 72 36 C 300720 . Screw , Muffler 2 11600465 - 07 11600465 - 08 19 71 37 - - - - - . Body Asy , Muffler 1 11600465 - 09 11600465 - 12 66 38 A 217935 . Screw , 10 - 24x . 5 Tr Torx 1 11600498 - 01 11600498 - 02 16 17 12 39 - - - - - . Baffle , Muffler 1 65 67 11600498 - 03 11600498 - 04 40 B 300719 . Screen , Spark Arrester 1 11600498 - 08 11600498 - 09 41 - - - - - . Body , Muffler , Outer 1 69 3 11600498 - 13 64 42 B 301609 . Lock Plate 1 Not used 43 A 216649 . Nut , 10 - 24 Hex Lock 2 18 2 62 â â 24 44 C 322655 Eyelet , Boot 1 14 â â 25 â â 23 â â 58 45 C 322649 Flange , Boot 1 23 â â 11 63 â â â â 26 â â 24 58 â â â â 59 46 B 219881 Screw , 10 - 24x . 62 TrHdTorx 2 â â 27 â â 60 47 C 322648 Boot , Carburetor 1 â â 28 68 48 C 322656 Eyelet , Carburetor 1 10 49 C 322650 Flange , Carburetor 1 3 8 58 50 A 323536 Gasket , Carburetor 1 9 4 7 51 C 322879 Boot , Carburetor 1 13 6 52 - FIGURE 6 Carburetor Asy 1 61 60 53 C 322652 Bracket , Carburetor 1 15 59 54 C 322653 Boot , Intake 1 59 â â 2 21 60 â â 3 â â 2 â â â â 4 â â 36 â â 62 62 â â â â 37 â â 63 BAR AND CHAIN INFORMATION â â 6 FIGURE 3 â â 38 â â 7 â â 39 â â 5 â â BAR AND CHAIN BAR PART CHAIN CHAIN SERVICE TOOLS â â 66 35 â â â â 8 62 â â 40 â â 10 â â 67 SIZE NUMBER PART NUMBER SPECIFICATIONS FILE AND GUIDE PART No . FILE PART No . 1 â â â â 9 â â 41 â â 11 66 â â â 68 16 â 323219 - 33 323218 - 33 â â 42 â â 12 â â 69 â â 42 â â 13 â â 70 18 â 323215 - 33 323214 - 33 PMG320GLX 301944 - 33 219161 - 33 â â 14 74 â â 15 20 â 323217 - 33 323216 - 33 73 22 4 5
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CHAIN BRAKE ASSEMBLY GENERAL ASSEMBLY FIGURE 4 FIGURE 1 ITEM STK PART UNITS ITEM STK PART UNITS ITEM STK PART UNITS â â 1 NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY â â 3 â â 2 NO . CODE NUMBER DESCRIPTION PER ASY â â 4 â â 3 â â 1 A 1 - 58 A 300723 Chain Brake , Inertia ( Yellow ) 1 FIGURE 2 Powerhead Asy 1 217935 Screw , 10 - 24x . 5 Torx 1 â â 5 â â 6 2 C 110737 . Clip , â U â 1 2 - FIGURE 4 Chain Brake Asy 1 59 B 111068 Screw , 10 - 14x1.38 Torx 1 â â 7 3 - 3 - 60 C - - - - . Latch Asy , Chain Brake 1 FIGURE 5 Rear Handle Asy 1 322671 Handle , Front 1 â â 8 4 - - - - - . . Pin , Brake Band 1 4 - FIGURE 3 Bar Information 1 61 A 300292 Retainer , Nut 2 â â 9 5 - - - - - . . Pin , Latch 1 5 - FIGURE 3 Chain Information 1 62 A 218005 Nut , Sq 10 - 24 2 â â 10 6 - 6 B 63 C - - - - . Slider 1 300730 Fuel / Oil Tank Asy ( Black ) 1 111117 Screw , 10 - 14x1 Plast 2 1 â â â â 11 7 - - - - - . Pivot , Latch 1 7 A 322199 . Valve , Duckbill 2 64 C 300296 Screw , 10 - 24x . 5 PnHdTorx 2 â â 12 23 8 C 322886 . Screw , Band Anchor 1 8 A 300259 . Filter , Foam 2 65 C 301419 Top Cover Asy ( Black ) 1 9 â â 13 9 - 9 C 66 C - - - - . Flat , Brake 1 322859 . Retainer , Vent 1 111110 Screw , 10 - 14x2 2 â â 14 10 - - - - - Washer , â D â 1 10 B 322883 . Spacer 4 67 C 111109 Screw , 10 - 14 Torx Hd 1 10 â â 15 11 - - - - - . Waher , Spring 1 11 B 322647 . Hose , Pulse 1 68 A 300922 Air Cleaner Asy 1 â â 16 12 - 12 A 69 C - - - - . Lever Pivot 1 300869 . Pickup , Fuel 1 322659 Cover , Air Cleaner ( Black ) 1 â â 17 13 - - - - - . Pin , Spring Hook 1 13 A 301417 . Isolator Asy Handle 1 70 A 111099 Screw , k10 - 24x . 625 PnHdTorx 2 â â 18 6 19 22 11 14 C 323537 . Band , Brake 1 14 A 322860 . Hose , Fuel 1 71 C 302416 Isolator Asy 1 12 15 C 15 A 72 C 218079 . Ring , Retaining 1 224242 - 02 . Primer , Remote 1 323344 Cable Asy , AV Spring 1 16 B 217440 . Spring , Chain Brake 1 16 A 322861 . Hose , Primer 1 73 C 325172 Plate , Flange 1 21 20 17 B 218641 . Stop , Chain 1 17 B 111107 . Bolt , Bar 5 / 16 - 18 , Shoulder 2 18 B 18 C 111226 Screw , 10 - 24x . 62 TrHdTorx 3 218480 . Hose , Oil 1 3 19 B 301614 Spike 1 19 A 225062 . Pickup , Oil 1 5 7 20 C 111169 . Screw 2 20 B 322867 Hose , Fuel / Oil 1 11600465 - 00 11600465 - 01 21 A 218315 Nut , 10 - 24 2 21 A 301112 Fuel Cap Asy 1 4 11600465 - 02 11600465 - 07 21 15 16 22 B 219058 Label , Safety 1 22 - - - - - . Gasket 1 11600465 - 09 11600465 - 12 8 23 A 322885 Nut , Bar 5 / 16 - 18 2 23 A 300917 Oil Cap Asy 1 11600498 - 01 11600498 - 02 2 11600498 - 03 11600498 - 08 24 - - - - - . Gasket , Oil Cap 1 1 14 11600498 - 13 25 A 111142 O - Ring , . 013 1 13 18 26 B 322658 Washer , Bar Bolt 1 11600465 - 03 11600498 - 04 17 27 A 520001 - 33 Bar Adj Screw Nut & Ring 1 11600465 - 08 11600498 - 09 28 - - - - - . Nut , Bar Adjusting 1 29 C 322873 Plate , Bar 1 30 C 111143 Screw , 6 - 19 x . 375 1 31 C 301612 Plate , Bar Guide 2 32 C 322880 Lever , Choke 1 33 B 300728 Rod , Choke 1 34 C 323339 Plug , Pulse Hose 1 35 C 301615 Plate , Flange 1 36 A 217937 Screw , 10 - 24x1 Torx 4 REAR HANDLE ASSEMBLY FIGURE 5 37 C 322665 Precleaner Asy 1 38 A 223357 Screw , 8 - 16 Plast 1 â â 2 ITEM STK PART UNITS 39 B 105976 Washer , # 8 Plain 1 â â 3 NO . CODE NUMBER DESCRIPTION PER ASY 40 C 322666 Boot , Intake 1 â â 4 1 C 301916 Handle / Trigger Asy 1 * 41 C 300226 Starter Asy ( Yellow ) 1 â â 5 2 A 300727 . Cable , Throttle 1 42 C 301914 . Housing / Rope Guide Asy 1 â â 6 3 A 300297 . Washer , . 19idx . 68od 1 43 - - - - - . . Housing , Starter ( Yellow ) 1 â â 7 4 A 111180 . Screw , 8 - 16x . 5 Torx 1 44 - - - - - . . Rope Guide 1 â â 8 5 C 322870 . Release , Trigger 1 45 - - - - - . Tube , Rope Guide 1 â â 12 â â 9 1 â â 6 C 322869 . Trigger 1 46 A 300475 . Spring , Starter Rewind 1 â â 13 â â 10 7 C 322875 . Spring , Trigger 1 47 B 300228 . Pulley , Starter 1 â â 14 â â 11 8 C 322876 . Spring , High Idle 1 48 B 300229 . Pawl , Starter 2 â â â â 15 â â 12 9 C 322874 . Latch , High Idle 1 â â 16 â â 19 49 C 300230 . Plate , Starter 1 11 10 C 322878 . Grommet , Throttle 1 â â 17 â â 20 50 C 300231 . Spring , Friction 1 11 C 322670 . Frame , Rear 1 â â 18 â â 21 8 51 C 300232 . Spacer , Starter 1 9 12 C 301397 . Cover Asy , Handle 1 2 â â 22 52 C 300233 . Screw , Shoulder 1 13 B 224245 . . Button , Stop Switch 1 6 â â 23 53 A 300234 . Rope , Starter 45 â 1 14 B 62451 . . Contact , Ignition Switch 1 10 54 A 87851 . Handle , Starter 1 16 15 B 322851 . . Wire Asy 1 5 13 55 A 223944 . Bushing , Starter 1 17 3 16 B 111069 . . Screw , 8 - 16x . 375 Plast 2 18 56 B 111157 . Spacer , 10x . 135 1 4 7 17 C 322881 . . Contact , Ground 1 57 C 111111 Screw , 10 - 14x . 625 Torx 3 18 A 322852 . . Wire , Ground Asy 1 14 23 19 A 111113 . Screw , Rear Frame Cover 3 22 15 20 A 111180 . Screw , 8 - 16x . 5 Torx 1 16 21 A 300299 . Screw , 8 - 16x1 Torx Plast 1 22 A 301417 . Isolator Asy , Handle 1 12 21 23 C 323344 . Safety Cable Asy 1 20 19 6 3
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GENERAL ASSEMBLY CARBURETOR ASSEMBLY FIGURE 1 FIGURE 6 â â 43 2 â â 21 â â 6 â â 44 â â 42 â â 21 â â â 22 â â 7 â â 45 â â 46 â â 8 â â 47 â â 9 â â 48 3 â â 23 23 â â â 10 â â 49 â â 24 â â 11 â â 50 70 41 â â â â 12 â â 51 6 â â â â 13 â â 52 6 5 â â 14 â â 53 â â 15 â â 54 69 7 â â 16 â â 55 4 â â 17 11 â â 56 14 â â 18 8 73 â â 19 66 68 â â 20 9 2 10 4 15 16 5 67 65 12 13 72 20 17 71 18 36 35 14 26 19 25 33 24 22 32 23 31 34 21 1 11 30 62 30 29 61 31 28 33 29 32 27 60 8 28 27 7 26 25 64 ITEM STK PART UNITS ITEM STK PART UNITS 34 9 13 NO . CODE NUMBER DESCRIPTION PER ASY NO . CODE NUMBER DESCRIPTION PER ASY 63 17 8 - B 322657 - 04 Carburetor , Walbro WT463 25 - - - - . Gasket , Metering Diaphragm 1 7 1 - - - - . Screw , Pump Cover 1 26 - - - - . Pin , Metering Lever 1 24 2 - - - - . Cover , Fuel Pump 1 27 - - - - . Lever , Metering 1 23 3 - - - - . Screw , Idle Adjustment 1 28 - - - - . Spring , Metering Lever 1 3 59 4 - - - - . Spring 1 29 - - - - . Screw , Metering Lever Pin 1 5 - - - - . Gasket , Fuel Pump 1 30 - - - - . Valve , Inlet Needle 1 55 6 - - - - . Diaphragm , Fuel Pump 1 31 - - - - . Plug , Welch 1 6 19 20 7 - - - - . Screen Fuel Inlet 1 32 - - - - . Plug , Welch 1 49 8 - - - - . Shaft Asy , Throttle 1 33 - - - - . Nozzle Asy , Check Valve 1 50 54 52 51 9 - - - - . Spring , Throttle Return 1 34 - - - - . O - ring , High Needle 1 53 14 10 - - - - . Shutter , Throttle 1 35 - - - - . Washer , High Needle 1 11 - - - - . Shaft Asy , Choke 1 36 - - - - . Needle , Idle 1 48 46 22 12 - - - - . Shutter , Choke 1 37 - - - - . Spring , Idle Needle 1 16 13 - - - - . Screw , Shutter and Choke 2 38 - - - - . Needle , High 1 15 56 21 14 - - - - . Ring , Shaft Retainer 1 39 - - - - . Spring , High Needle 1 47 59 18 58 15 - - - - . Lever , Throttle 1 40 - - - - . Limiter Cap , High Speed 1 10 12 44 / 45 16 - - - - . Spring , Choke Friction 1 41 - - - - . Limiter Cap , Low Speed 1 43 17 - - - - . Ball , Choke Friction 1 42 - - - - . Retainer , Limiter 1 35 18 - - - - . Plug 1 37 40 19 - - - - . Ring , Screen Retainer 1 36 20 - - - - . Screen , Check Valve 1 39 21 - - - - . Seat Asy , Check Valve 1 325520 Kit , Carburetor Repair , Walbro ( A1137WT ) 38 22 - - - - . Screw , Metering Cover 4 301042 Kit , Gasket / Diaphragm , Walbro ( B1110WT ) 23 - - - - . Cover , Metering Diaphragm 1 57 24 - - - - . Diaphragm Asy , Metering 1 2 7
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46 / 49cc P.O . Box 31567 ⢠Tucson Arizona 85751 - 1567 ⢠U.S.A . GASOLINE POWERED ANTI - VIBRATION ( AV ) CHAIN SAWS ⢠MANUFACTURING ⢠SALES ⢠SERVICE ⢠FOR WARRANTY OR SERVICE , CONTACT THE NEAREST McCULLOCH AUTHORIZED SERVICE CENTER LISTED UNDER â SAWS â IN YOUR TELEPHONE DIRECTORY YELLOW PAGES . IF FURTHER ASSISTANCE IS REQUIRED , CALL THIS TOLL - FREE HOT LINE . PLEASE REFERENCE YOUR MODEL AND SERIAL NUMBER . ( â ) SERIAL McCulloch products are identified by a model number ( in this instance 1 - 800 - 521 - 8559 NUMBER MODEL BAR & ENGINE 600465 ) followed by a suffix number ( 00 ) . Suffix numbers denote MODEL NAME PREFIX NUMBER CHAIN SIZE variations in parts or assemblies used in the manufacture of this MS1846AV - 18 46cc product . Illustrated Parts Lists ( IPLs ) contain a PART NUMBER , DESCRIPTION , MS2046AV - - 20 46cc MONDAY - FRIDAY - 6 : 00 AM - 4 : 30 PM ( MST ) UNITS per assembly and STOCKING CODE for each part . M1849AV - - 18 49cc Stocking Codes are : www.mccullochpower.com MS2049 - - 20 49cc A - Dealer stocked . Fast to medium moving part . MAC 4600 11 - / 22 - 600465 - 00 18 46cc B - Distributor stocked . Medium to slow moving part . MAC 4600 11 - / 22 - 600465 - 01 20 46cc C - Factory stocked . Slow moving part . MAC 4600 11 - / 22 - 600465 - 02 16 46cc MAC 4600 11 - 600465 - 07 46cc MAC 4600 11 - 600465 - 09 46cc NOTE : The following explains symbols and footnotes in this IPL : MAC 4600 11 - 600465 - 12 46cc A dash preceding a PART NUMBER indicates that it ishe ( - ) a new part number , different from the one listed in t MAC 4900 11 - 600498 - 01 49cc previous IPL for this unit . MAC 4900 11 - / 22 - 600498 - 02 20 49cc USE ONLY MAC 4900 11 - 600498 - 03 49cc One or more dots ( . Spring , Starter ) preceding a partit ( . ) GENUINE DESCRIPTION indicates the part is included in the k MAC 4900 11 - 600498 - 08 49cc McCULLOCH or assembly described directly above the dot ( s ) . MAC 4900 11 - 600498 - 13 49cc REPLACEMENT PARTS MAC 5500 22 - 600555 - 00 55cc If four dashes appear in place of a PART NUMBER , the ( - - - - ) part is not available individually but is included in PM1846AV - - 18 46cc the next higher assembly or subassembly . PM2046AV - - 20 46cc PM1849AV - - 18 49cc ¿ ¡ Circled numbers preceding a nDESCRIPTIONformation footnote the part or assembly to additional i PM2049AV - - 20 49cc on the page . PROMAC 4700 22 - 600465 - 03 PROMAC 5000 22 - 600498 - 20 An asterisk denotes that choices follow or precede . ( * ) PROMAC 5500 22 - 600555 - 02 55cc Serial Number Prefix 21 - denotes CARB approved unit ( â ) SILVER EAGLE 2818 - - all parts are interchangeable with Serial Number TORQUE SPECIFICATIONS ENGINE SPECIFICATIONS SILVER EAGLE 3020 Prefix 11 - . TIMBERBEAR 20 - - 20 49cc FASTENER FIG / TORQUE Displacement , cc ( ci ) . . . . . . . . . . 46cc ( 2.8ci ) The policy of McCulloch is one of continual improvement in design , TIMEBERBEAR 22 - 600555 - 01 55cc DESCRIPTION PART NO . ITEM ( IN / LBS ) LOCTITE . . . . . . . . . . . . . . . . . . . . . . . . . . 49cc ( 3.0ci ) manufacturing and engineering advancement wherever possible to CâCase to Fuel / Oil Tank 217937 1 / 36 55 - 60 262 assure still finer power tools . Hence , specifications , equipment colors , Bore , cc ( ci ) . . . . . . . . . . . . . . . . . 46cc , 1.69 in . ( 43mm ) design and manufacturerâs suggested list prices are subject to change Flywheel Nut 110961 3 / 22 175 - 185 242 . . . . . . . . . . . . . . . . . . . . . . . . . . 49cc - 1.74 in . ( 44mm ) without notice . McCulloch reserves the right to make such changes Ignition Screw 217936 3 / 29 45 - 50 242 without prior notification or obligation to backfit or supply backfit Spark Plug . . . . . . . . . . . . . . . . . . 92879 - 00 components for units previously shipped from the factory . MARCH 2003 Ign . Spacer Nut 322854 3 / 31 45 - 50 242 Spark Plug Gap . . . . . . . . . . . . . . 0.025 in . ( 0.635mm ) Spark Plug 92879 - 00 3 / 33 110 - 120 - - - - Starter Rope Length . . . . . . . . . . . 41 in . ( 104cm ) Muffler Screws 217935 3 / 33 45 - 50 262 Max RPM ( w / bar & chain ) . . . . . . 11,500 ILLUSTRATED PARTS LIST Muffler Nuts 216682 3 / 43 50 - 55 133A Clutch Engagement Speed . . . . . . 3,500 - 3,800 RPM Carb Boot Flange 219881 3 / 46 45 - 50 262 Fuel Mix . . . . . . . . . . . . . . . . . . . . 40 : 1 P.O . Box 31567 Carburetor Flange 111105 3 / 56 25 - 30 242 Fuel Tank Capacity . . . . . . . . . . . . . 11.8 fl . oz ( 349ml ) Tucson , Arizona 85751 - 1567 ⢠U.S.A . CâCase to Cylinder 111095 3 / 73 70 - 80 262 Oil Tank Capacity . . . . . . . . . . . . . . 22.7 fl . oz ( 671ml ) © McCulloch 2003 P / N 211594 - 03