Measuring And Adjusting The Differential Gear Lash - Yamaha YFM660FS Grizzly 4x4 Supplementary Service Manual

FRONT CONSTANT VELOCITY JOINTS AND
DIFFERENTIAL GEAR
MEASURING AND ADJUSTING THE
DIFFERENTIAL GEAR LASH
Measuring the differential gear lash
1.Secure the gear case in a vise or another
supporting device.
2.Remove:
Drain plug
G
Gasket
G
3.Install:
A bolt of the specified size 1
G
(into the drain plug hole)
CAUTION:
Finger tighten the bolt until it holds the ring
gear. Otherwise, the ring gear will be dam-
aged.
4.Attach:
Gear lash measurement tool 1
G
Dial gauge 2
G
Gear lash measurement tool:
P/N. YM-01467, 90890-01467
a Measuring point is 21 mm (0.83 in)
5.Measure:
Gear lash
G
Gently rotate the gear coupling from engage-
ment to engagement
Differential gear lash:
0.05 ~ 0.25 mm
(0.0020 ~ 0.0098 in)
NOTE:
Measure the gear lash at four positions. Rotate
the shaft 90° each time.
7 - 15
DRIV
.