B2410 • B2710 • B2910 WSM,
12271
12010P30500
3 TRANSMISSION
Thrust Plate and Swashplate
1.
Check the thrust plate (1) for scratches and excessive wear.
2.
If
worn or scored, replace.
3.
Check the bearing surface
(2)
of trunnion shaft (swashplate) for
scratches and excessive wear.
4.
If
worn or scored, replace.
(1)
Thrust Plate
(2)
Bearing Surface
12010S30450
Trunnion Shaft Cover
1.
Check the bearing
(2)
for scratches and excessive wear.
2.
If
worn or scored, replace.
3.
Check the oil seal
(3)
and the O-rings
(1)
for damage.
• NOTE
• After checking, coat the bearings with hydrostatic
transmission oil, and the oil seal lip and the a-rings (1) with
grease.
Oil Seals and Bearings for Shaft
1.
Remove the internal snap ring and check the oil seals
(1)
for
damage.
2.
Check the bearings
(2)
for wear.
3.
If the bearings are worn, replace.
• NOTE
• After checking, coat the bearing with hydrostatic
transmission oil and the oil seal lip with grease.
12010P30510
(1)
a-ring
(2)
Bearing
(1)
Oil Seal
(3)
Oil Seal
(2)
Needle Bearing
1201OS30460
120
1OS30470
12010P30530
Check and High Pressure Relief Valve
1.
Check the valve plug
(1)
and valve
(3)
for scratches and
damage.
2.
Check the valve seat
in
the port block for damage.
3.
Check the spring
(2)
for breakage and wear.
4.
If
anything unusual, replace the check and high pressure relief
valve assembly.
118 to 147
N·m
Tightening torque Valve plug
12.0 to 15.0 kgf·m
86.8 to 108.5 ft-Ibs
(1)
Valve plug
(2)
Spring
3-S31
(3)
Valve
12010S30480