Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual page 470

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8.Gear motor
Disconnect the gear motor coupler.
G
Remove the gear motor from the differen-
G
tial gear case.
Refer to "FRONT CONSTANT VELOCITY
JOINTS AND DIFFERENTIAL GEAR" in
CHAPTER 7.
Connect two C size batteries to the gear
G
motor terminals (as shown illustrations).
È Check that the pinion gear
clockwise.
É Check that the pinion gear
Make sure that the drive gear (shift fork
G
sliding gear) operates correctly.
NOTE:
When installing the differential gear case in
the gear motor, refer to "FRONT CONSTANT
VELOCITY JOINTS AND DIFFERENTIAL
GEAR" in CHAPTER 7.
EB803028
9.Wiring connection
Check the connections of the entire 2WD/
G
4WD selecting system.
Refer to "CIRCUIT DIAGRAM".
Replace the meter assembly.
2WD/4WD SELECTING SYSTEM
C0NTINUITY
turns counter-
turns clockwise.
CORRECT
CORRECT
9 - 56
È
É
INCORRECT
Replace the gear motor.
POOR CONNECTION
Properly connect the 2WD/4WD selecting
system.
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ELEC