Installation Instructions

81700·82100·82400 WSM,11770
3 TRANSMISSION
Pump Shaft
1. Check the seal surface (1), the bearing surface (2) and the
bearing (4).
2. Ifthe shaft is rough or groove, replace.
3. Ifthe bearing is worn, replace.
Needle Bearing and Oil
Seal
1. Check the oil seals (1) for damage.
2. Check the needle beari ngs (2) for wear.
3. Ifthe oil seals and bearings are worn, replace them.
Charge Relief Valve
1. Check the charge relief cone (3) and the seat in the housing
for damage.
2. If defects are found, replace them.
8177P107
8177P109
(1)
Seal Surface
(2) 8earing Surface
(1) Oil
Seal
(1) Plug
(2) Spring
(3) Pump Shaft
(4) 8earing
(2) Needle 8earing
(3) Charge Relief Cone
D007F029
8177P127
Bearing Check
1. While holding the inner race, push and pull the outer race in
all directions
to check for wear and roughness.
2. Apply transmission oil to the bearing and hold the inner race.
3. For needle bearing, lay the needle rollers to check for any
damage and wear.
4. Replace it if defects are found.
Clearance between Shift Fork and Shift Gear Groove
1. Insert the fork into the shift gear groove and measure the
clearance
with a feeler gauge.
2. Ifthe clearance exceeds the allowable limit, replace it.
Factory spec.
0.10toO.35 mm
Clearance
between
0.004to 0.014 in.
shift fork and shift
gear groove
Allowable limit
0.5mm
0.020 in.
3-S39