HYDRAULIC SYSTEM GRT9165 SERVICE MANUAL
2-16
Published 10-01-2020 Control # 699-00
6. Cover the drive pad’s opening to prevent dirt from
entering.
Pump No. 2 Installation
1. Clean the pump and the drive pad of the drive-through
charge pump with Loctite® cleaning solvent 7070 or
similar non-chlorinated solvent.
2. Apply gasket material Loctite® Master Gasket 518 to
pump and drive pad mounting surfaces. (This material
partially cures in 4 hours and fully cures in 48 hours.)
3. Apply Loctite® 243 on the threads of the capscrews.
Install pump and gasket on drive pad with capscrews
and washers. Make sure the splines mesh properly.
4. Torque capscrews to recommended torque.
5. Connect the distribution and supply lines to the pump as
tagged during removal. On lines that use them, discard
any old O-ring and install a new O-ring in its place.
No. 3 Pump Removal
1. Remove hardware as needed to gain access to the
pump. The pump is bolted to the engine’s torque
converter.
2. Tag and disconnect the supply line from the pump. Cap
or plug the line and port.
3. Tag and disconnect the pump distribution lines from the
pump. Cap or plug the lines and ports.
4. Remove attaching hardware to free pump disconnect
linkage from torque converter pump disconnect shaft.
5. Remove the capscrews and washers attaching the
pump to the drive pad on the torque converter. Remove
the pump.
6. Clean the gasket material from the drive pad of the
torque converter and from the pump.
7. Cover the drive pad’s opening to prevent dirt from
entering.
No. 3 Pump Installation
1. Clean the pump and the torque converter drive pad with
Loctite® cleaning solvent 7070 or similar non-
chlorinated solvent.
2. Apply gasket material Loctite® Master Gasket 518 to
pump and drive pad mounting surfaces. (This material
partially cures in 4 hours and fully cures in 48 hours.)
3. Apply Loctite® 243 to the threads of the capscrews.
Install pump and gasket on drive pad with capscrews
and washers. Make sure the splines mesh properly.
4. Torque capscrews to recommended torque.
5. Connect the distribution and supply lines to the pump as
tagged during removal. On lines that use them, discard
any old O-ring and install a new O-ring in its place.
No. 4 Pump Removal
1. Remove hardware as needed to gain access to the
pump. The pump is bolted to the engine.
2. Tag and disconnect the supply line from the pump. Cap
or plug the line and port.
3. Tag and disconnect the pump distribution lines from the
pump. Cap or plug the lines and ports.
4. Remove the capscrews and washers attaching the
pump to the drive pad of the engine. Remove the pump.
5. Cover the drive pad’s opening to prevent dirt from
entering.
No. 4 Pump Installation
1. Clean the pump and the engine drive pad with Loctite®
cleaning solvent 7070 or similar non-chlorinated solvent.
Likewise clean both surfaces of the new rubber/steel
gasket, the spacer, and the new gasket.
2. Apply a light coating of Loctite® Master Gasket 518 to
both surfaces of the gasket. Do not coat either side of
the rubber/steel gasket or the facing sides of the parts
that will touch it. (This material partially cures in 4 hours
and fully cures in 48 hours.)
CAUTION
Absolute cleanliness is essential when working on the
hydraulic pumps. The presence of dirt and foreign
materials in the system can result in serious damage or
inadequate operation.
CAUTION
Keep the pump as level as possible to avoid damaging
the input spline.
CAUTION
Absolute cleanliness is essential when working on the
hydraulic pumps. The presence of dirt and foreign
materials in the system can result in serious damage or
inadequate operation.
CAUTION
Keep the pump as level as possible to avoid damaging
the input spline.
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