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Seal Installation Tool (Fig. 9)
Use to assure proper fit and positioning of lip seals used
in the TRW Torqmotor hydraulic wheel motor. Put the
seal inside the ring (Item 2) with the seal lip toward the
motor. Slide the main tube (Item 1) of the tool into the
ring. Put the tool into position in the bore of the motor
housing. Tap against the main tube of the tool to seat
the seal.
Figure 9
Assembly Studs (Fig. 10)
Use for proper alignment of internal parts during disas-
sembly and repair of the TRW Torqmotor hydraulic
wheel motor.
IMPORTANT: The wheel motor geroters are indexed
and must be kept in their original position.
Figure 10
Control Valve Spool Seal Installation Tools (Fig. 11)
This tool can be made to the dimensions shown.
Soak new seal in clean hydraulic fluid before installing.
Install seal into end of large diameter tool with open side
of seal facing out. Install small diameter tool into large
diameter tool against flat (closed) side of seal. Carefully
install seal and tools over valve spool, hold large tool
against valve body and push seal into bore with small
diameter tool.
Figure 11
2.5
1.5
0.991/
0.994
DIA
0.997/
1.000
DIA
1.25
DIA
NOTE: REMOVE SHARP EDGES.
Dimensions shown in inches.
0.75
DIA
Greensmaster
®
3100 Page 4 - 15 Special Tools