Installation Instructions

81700·82100·82400 WSM, 11770
8 HYDRAULIC SYSTEM
Side Plate and Gear
1. Remove the side plate (4).
2. Remove the drive gear (2) and driven gear (3) from the casing
(1).
(When reassembling)
• Install the side plate, noting its location and direction .
• Install the gears, noting its direction.
8177P224
SERVICING
(1) Casing
(2) Drive Gear
(3) Driven Gear
(4) Side Plate
Clearance between Tip of Gear Tooth and Casing
1. Measure the gear a.D. with an outside micrometer.
2. Measure the casing I.D. with a cylinder gauge.
3. If the clearance exceeds the allowable limit, replace the
assembly.
8177P225
Clearance between tip of
gear tooth and casing
Allowable limit
0.15mm
0.0059 in.
Clearance between Bushing and Shaft
1. Measure the shaft a.D. with an outside micrometer.
2. Measure the bushing I.D. with a cylinder gauge.
3. If the clearance exceeds the allowable limit, replace.
Factory spec.
0.020toO.091 mm
Clearance between
0.0008 to 0.0036 in.
bushing and shaft
Allowable limit
0.12mm
0.0047 in.
ShaftO.D.
Factory spec.
14.970to 14.980 mm
0.5894 to 0.5898 in.
8ushing I.D.
Factory spec.
15.000to 15.061 mm
0.5906 to 0.5930 in.
Side Plate Thickness
1. Measure the side plate thickness with an outside micrometer.
2. Ifthe thickness is less than the allowable limit, replace it.
Factory spec.
2.48 to 2.50 mm
0.0976 to 0.0984 in.
Side plate thickness
Allowable limit
2.40 mm
0.0945 in.
8-57