Remove the plug on top of the control to ensure the swashplate feedback pin is properly positioned
in the center of the control module when installing control.
5. Install the control module and six cap screws (D250).
Torque sequence
P106 195E
2
3
4
5
6
1
6. Using a 5 mm internal hex wrench, torque the cap screws (D250) to 13.3 Nm [9.8 lbf ft].
Automotive Control Installation
1. If previously removed, install new screen (D084) in original orientation. Press in new retention ring
(D098). Be sure screen will not move axially in bore after retention ring is installed.
W
Warning
Failure to install screen will result in erratic pump operation.
2. If previously removed, use a 3 mm internal hex to install orifices (F00A, F00B) in original orientation.
Torque to 5 N•m [1.8 lbf•ft].
3. Install new gasket (D150) to bottom of control.
4. Install control on pump. Use a 5 mm internal hex to install six screws (D250). Torque to 13.3 N•m [9.8
lbf•ft]. Follow torque sequence shown on page 40.
Do not damage the plastic housing when installing the screws.
5. Connect wiring (D640).
6. Use the specially fabricated tool to install new plastic plugs with O-rings (D610). Press in and turn 45
degrees clockwise.
If control will continue to be under warranty, install new sealing wax. Pumps without sealing wax
installed will not be warrantied.
7. Install protection bracket (D672). Install screws (D674). Torque to 5 N•m [3.7 lbf•ft].
If pump has been rebuilt or a new control is being installed, control software must be recalibrated.
Refer to H1-Automotive Control User Manual 70012797 for recalibration instructions.
Repair Instructions
H1 45/53/60/68 Closed Circuit Axial Piston Pumps
Assembly
48
520L0957 • Rev CB • September 2014
