Jonsered CS 2147 Workshop Manual

English – 3
Workshop manual
Jonsered CS 2141 / CS 2145 / CS 2147/C/W/H /
CS 2149/C/W/H / CS 2150 / CS 2152/C/W/H /
CS 2156/C/W/H / CS 2159/C/W/H
Contents
Introduction ........................................................... 2
Safety regulations ................................................ 3
General instructions ........................................... 3
Special instructions ............................................ 3
Special tools ......................................................... 4
Technical data ....................................................... 6
Construction and function ................................... 8
Carburettor ......................................................... 8
Troubleshooting ................................................. 10
Repair instructions ............................................. 12
Chain brake ...................................................... 12
Silencer ............................................................ 14
Chain catcher ................................................... 14
Stop switch ....................................................... 15
Stop switch – resistance measurement ............ 15
Choke control ................................................... 16
Throttle trigger .................................................. 17
Hand grip heater ............................................... 18
Starter assembly .............................................. 20
Starter cord ....................................................... 21
Recoil spring ..................................................... 21
Ignition module – testing .................................. 22
Ignition module and fl ywheel ............................ 23
Generator ......................................................... 24
Centrifugal clutch .............................................. 26
Oil pump ........................................................... 28
Carburettor ....................................................... 32
Carburettor – pressure testing .......................... 34
Carburettor heater ........................................... 36
Air intake system ............................................. 37
Carburettor – adjustment .................................. 39
Fuel tank ........................................................... 41
Fuel fi lter ........................................................... 42
Fuel hose .......................................................... 42
Piston and cylinder ........................................... 43
Decompression valve – pressure testing ......... 45
Cylinder – pressure testing ............................... 47
Crankcase and crankshaft ................................ 48
Crankshaft bearings ......................................... 49
Repairing damaged threads ............................. 53
Guide bar bolts ................................................. 54
Appendix A, Carburettor – EPA models ........... 55

Jonsered CS 2147 Specifications

General

Brand	Jonsered
Model	CS 2147
Category	Chainsaw
Language	English