Hale 2CBP - Manual (Page 43)

Maintenance and Repair
Booster Pumps
Sec V- 7
2. Remove the 7/16-14 X 1" long cap screws
that secure the pump head to the gearbox.
3. With the cap screws removed, pull the
pump head from the gearbox. Do not to
damage the pump shaft.
4. Scrape the gasket from the mating surfaces
of the pump head and gearbox.
5. Remove the seal ring from the pump head
on the gearbox side.
6. Use a press to remove the oil seal and
mechanical seal seat from the pump side of
the pump head.
7. Inspect and clean all components according
to the Cleaning and Inspection Guidelines
above.
REINSTALL AP PUMP HEAD
1. Use a press to install a new oil seal and
clearance ring. Install the oil seal on the
gearbox side of the pump head and the
clearance rings on the pump side of the
pump head.
2. Install a new gasket. Apply a coating of
general-purpose grease to the gasket and
Figure 5-5: AP Pump and Gearbox for Parts
Identification