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Husqvarna Chain Saws
Workshop Manual
101 88 55-26
Eng, front 1 96-09-13, 10.38
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LIST OF CONTENTS Introduction ..................................... 3 Safety regulations ........................... 5 Technical Data ................................. 6 Tools ............................................... 14 Service data ................................... 20 Trouble shooting ........................... 40 Safety equipment .......................... 42 Starter............................................. 57 Electrical system ........................... 61 Centrifugal clutch...
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INTRODUCTION General Updates This workshop manual provides a detailed de- As production continues, changes will be intro- scription of procedures for trouble shooting, repair duced successively to the chain saw. If at any and testing of the chain saws. Safety precautions time these changes influence service and/or that should be taken during repair are also spares, special service announcements will be described. sent out, which means that this manual will cease to be current with time. In ord
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INTRODUCTION Use Dismantling and reassembly of the entire chain saw This workshop manual can be used in two different ways: When the entire chain saw is to be dismantled and reassembled, proceed as follows: • Repair of a specific sub-assembly • Dismantling and reassembly of the entire chain 1. Refer to page 57, which deals with the saw Starter and carry out the instructions under the heading Dismantling. Repair of a specific sub-assembly 2. Work forwards through the manual and When a specific su
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SAFETY REGULATIONS Special instructions General Instructions Workshops where chain saws are serviced The fuel used in the chain saw poses the must be equipped with safety equipment following hazards: as set out in local directives. 1. The fluid and its fumes are poisonous. 2. Can cause eye and skin irritation. No one should repair a chain saw without 3. Can cause breathing difficulties first having read and understood the 4. Is highly inflammable. contents of this workshop manual. The bar, chain
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TECHNICAL DATA Displacement Bore Stroke Max. power at 3 cm mm mm r/min 36 36 38.0 32.0 9000 40 40 40.0 32.0 9000 41 40 40.0 32.0 9000 42 42 42.0 30.0 9300 45 44 42.0 32.0 9000 51 51 45.0 32.0 9000 Spark plug gap Ignition system Air gap Carburettor mm/inches mm/inches 36 0.5/ .02 PHELON 0.3/ .012 WALBRO WT 239 40 0.5/ .02 PHELON 0.3/ .012 ZAMA C1Q-EL1 41 0.5/ .02 PHELON 0.3/ .012 WAL
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TECHNICAL DATA Idling speed Engagement speed Max. speed Spark plug r/min r/min r/min Champion 36 3000 4500 13000 RCJ 7 Y 40 2500 3600 12500 RCJ 7 Y 41 3000 4500 13000 RCJ 7 Y 42 2700 3800 14500 RCJ 7 Y 45 2500 3600 12500 RCJ 7 Y 51 2500 3700 12500 RCJ 7 Y Fuel tank volume Oil pump capacity Oil tank volume Automatic oil pump 3 Litres cm /min at 8.500 rpm Litres 36 0.4 7 0.2 Yes 40 0.5 8
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TECHNICAL DATA Displacement Bore Stroke Max. power at 3 cm mm mm r/min 55 53 46.0 32.0 9000 61 62 48.0 34.0 8300 242XP 42 42.0 30.0 9900 246 46 44.0 30.0 9000 254XP 54 45.0 34.0 9300 257 57 46.0 34.0 9000 Spark plug gap Ignition system Air gap Carburettor mm/inches mm/inches 55 0.5/ .02 ELECTROLUX ET 0.3/ .012 WALBRO WT 170 61 0.5/ .02 ELECTROLUX ET 0.3/ .012 TILLOTSON HS 254 242XP
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TECHNICAL DATA Idling speed Engagement speed Max. speed Spark plug r/min r/min r/min Champion 55 2500 3700 12500 RCJ 7 Y 61 2500 3700 12000 RCJ 7 Y 242XP 2700 3900 15500 RCJ 7 Y 246 2700 3900 15000 RCJ 7 Y 254XP 2700 3700 13800 RCJ 7 Y 257 2700 3700 13500 RCJ 7 Y Fuel tank volume Oil pump capacity Oil tank volume Automatic oil pump 3 Litres cm /min at 8.500 rpm Litres 55
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TECHNICAL DATA Displacemennt Bore Stroke Max. power at 3 cm mm mm r/min 262XP 62 48.0 34.0 9600 268 67 50.0 34.0 9000 272XP 72 52.0 34.0 9300 268K 67 50.0 34.0 9000 272K 72 52.0 34.0 9300 272S 72 52.0 34.0 9300 Spark plug gap Ignition system Air gap Carburettor mm/inches mm/inches 262XP 0.5/ .02 ELECTROLUX ET 0.3/ .012 WALBRO HDA 120 268 0.5/ .02 ELECTROLUX ET 0.3/ .012 TILLOT
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TECHNICAL DATA Idling speed Engagement speed Max. speed Spark plug r/min r/min r/min Champion 262XP 2700 3400 13500 RCJ 7 Y 268 2500 3500 12500 RCJ 7 Y 272XP 2500 3500 13500 RCJ 7 Y 268K 2500 3500 10000 RCJ 7 Y 272K 2500 3500 10000 RCJ 7 Y 272S 2500 3500 10000 RCJ 7 Y Fuel tank volume Oil pump capacity Oil tank volume Automatic oil pump 3 Litres cm /min at 8.500 rpm Litres 262X
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TECHNICAL DATA Displacement Bore Stroke Max. power at 3 cm mm mm r/min 281XP 81 52.0 38.0 9000 288XP 87 54.0 38.0 9300 394XP 94 56.0 38.0 8800 3120XP 119 60.0 42.0 9000 Spark plug gap Ignition system Air gap Carburettor mm/inches mm/inches 281XP 0.5/ .02 SEM AM 7 0.3/ .012 TILLOTSON HS 228 288XP 0.5/ .02 SEM AM 7 0.3/ .012 TILLOTSON HS 228 394XP 0.5/ .02 SEM AM 44 0.3/ .
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TECHNICAL DATA Idling speed Engagement speed Max. speed Spark plug r/min r/min r/min Champion 281XP 2500 3200 12500 RCJ 6 Y 288XP 2500 3200 12500 RCJ 6 Y 394XP 2500 3400 12500 RCJ 6 Y 3120XP 2500 3300 11500-12500 RCJ 7 Y Fuel tank volume Oil pump capacity Oil tank volume Automatic oil pump 3 Litres cm /min at 8.500 rpm Litres 281XP 0.9 9/12/15/18 0.5 Yes 288XP 0.9 9/12/15/18 0.5 Yes 39
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TOOLS Tools for all chain saws 502 50 57-01 3/16" 502 50 16-01 6 mm 502 50 64-01 5 mm 502 50 18-01 4 mm 502 50 22-01 8 mm 502 50 19-01 3 mm 502 50 23-01 10 mm 502 50 88-01 5 mm 502 50 87-01 4 mm 502 50 86-01 3 mm 502 71 13-01 504 98 26-01 (36, 41, 40, 45) 502 50 06-01 502 51 34-02 (0,3 mm) 502 51 91-01 (0,5 mm) 502 50 83-01 502 50 37-01 502 70 09-01 compl 502 50 70-01 502 51 02-01 502 71 14-01 14 – English Eng, p 2-39 14 96-09-13, 09.44
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TOOLS Tools for saws 36 and 41 Tools for saws 40, 45, 51 and 55 4 mm 3 mm; 4 mm; 5 mm 8 mm 8 mm; 10 mm 502 50 33-01 502 50 33-01 505 26 79-12 40 > 910 1116 45 > 925 1168 502 51 94-01 50 > 925 0856 502 51 94-01 530 03 11-12 530 03 11-36 502 50 99-01 502 50 26-01 505 38 18-17 (55) (55) (40. 45) 502 51 00-02 502 51 61-01 (51, 55) 504 90 90-01 502 50 30-09 502 50 79-01 (55) 40 > 910 1116 45 > 925 1168 compl 502 50 38-01 502 54 03-01 (40, 45, 55) 502 50 46-01 504 90 29-02 (55) English – 15 Eng, p 2-3
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TOOLS Tools for saws 42, 242 and 246 Tools for saws 254, 257 and 262 3 mm; 4 mm 3 mm; 4 mm 8 mm 8 mm 502 50 33-01 502 50 33-01 *compl 502 51 49-02 *compl 502 51 49-02 502 51 49-01* 502 51 49-01* *502 51 54-01 *502 51 54-01 502 50 26-01* 502 50 26-01* 502 50 99-01 502 50 99-01 502 70 03-01 compl 502 50 31-01 502 51 61-01 504 90 90-01 502 51 61-01 504 90 90-01 502 50 82-01 502 50 30-07 502 51 32-01 502 51 50-01 502 50 79-01 502 50 30-10 502 51 00-02 compl 502 50 38-01 compl 502 50 38-01 502 50 45-
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TOOLS Tools for saws 61, 268 and 272 Tools for saws 281 and 288 3 mm; 4 mm; 3/16" 3 mm; 4 mm; 3/16" 8 mm 502 71 36-01 (4 mm) 8 mm 502 71 36-01 (4 mm) 502 50 33-01 502 50 33-01 *compl 502 51 49-02 *compl 502 51 49-02 502 51 49-01* 502 51 49-01* *502 51 54-01 *502 51 54-01 502 50 26-01* 502 50 26-01* 502 70 03-01 compl 502 50 31-01 502 51 61-01 504 90 90-01 502 51 61-01 504 90 90-01 502 51 69-01 502 50 82-01 (268) 502 50 30-04 502 50 30-08 502 50 53-01 502 50 52-01 502 50 66-02 502 50 67-01 502 51
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TOOLS Tools for saws 394 and 3120 3 mm; 4 mm; 5 mm; 3/16" 8 mm; 10 mm 502 50 33-01 *compl 502 51 49-02 502 51 49-01* *502 51 54-01 502 50 26-01* 504 90 90-01 502 50 82-01 502 50 52-01 502 50 30-08 502 50 66-02 compl 502 50 38-01 502 52 04-01 502 52 01-01 (394) (394) 502 71 38-01 (3120) 502 71 40-01 (3120) 502 71 39-01 (394) 18 – English Eng, p 2-39 18 96-09-13, 09.48
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TOOLS List of tools Order number Designation Order number Designation 502 50 06-01 Pliers 502 51 49-01 Puller 502 50 16-01 Allen key 502 51 49-02 Puller 502 50 18-01 Allen key 502 51 50-01 Socket 502 50 19-01 Allen key 502 51 54-01 Bolt set 502 50 20-01 Assembly tool 502 51 61-01 Dismantling tool, crankcase 502 50 22-01 Socket 502 51 69-01 Assembly mandrel 502 50 23-01 Socket 502 51 69-01 Feeler gauges 502 50 26-01 Puller 502 51 94-01 Assembly mandrel 502 50 30-04 Ass
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SERVICE DATA Saws 36 and 41 l 5 6 10 15 l s 4 n l s l Character key Numbers by components that are bolted refer to the tightening torque in Nm. s = Lubricate using two-stroke oil. n = Lubricate using saw chain oil. l = Lubricate using grease. = Locking fluid (Loctite). 20 – English Eng, p 2-39 20 96-09-13, 09.48
