3. Disconnect the sensor plug on the chain brake.
4. Disassemble the chain brake. See
To disassemble
the chain brake on page 18
.
5. Remove the chain brake sensor.
5.20.2 To assemble the chain brake sensor
WARNING: Use protective goggle. Springs can
eject and cause injury.
1. Attach the sensor in the crankcase.
2. Assemble the chain brake. See
To assemble the
chain brake on page 19
.
3. Connect the sensor plug on chain brake.
5.21 Oil pump
5.21.1 To disassemble the oil pump
1. Empty the chain oil tank.
2. Remove the drive wheel cover, saw chain and guide
bar. See
To remove the drive wheel cover and guide
bar on page 9
.
3. Disassemble the crankcase. See
To disassemble
the crankcase on page 9
.
4. Remove the chain guide plate.
5. Disassemble the motor. See
To disassemble the
motor on page 11
.
6. Remove the screws and the cover.
7. Remove the lubrication shaft and cylinder. Remove
them from the rubber hose.
8. Remove the hose from the external side of the
crankcase. Steer it through the hole and remove it at
the same time.
20 - Repair instructions 521 - 002 -
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