Giant MY20, Service Manual

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4.1 SYNCDRIVE - MOTOR
SYNCDRIVE COMFORT / SPORT / LIFE MOTOR
Motors can only be serviced by Giant Service Center. Contact your local Giant Service Center for further directions.
DISASSEMBLE
Yamaha have designed a sideways play of 1 mm in the bottom bracket
axle Of Sport & Life motors to reduce strain inside the motor. This is a
feature, not a flaw.
1
First remove EnergyPak. Remove the cranks. Cranks can be removed
with a regular pulley.
2
Remove the big chain wheel nut. Usage of the special tool (part number
2520-36NUT-01V) is advised.
NOTE! Opens clockwise. Block the rear wheel.
The chain ring can be removed from the axle together with the chain now.
3
Remove the frame cover and the right motor cover.
4
Remove the battery holder, accessible by 4 bolts from the top.
ATTENTION