Hale 2CBP - Manual (Page 55)

Maintenance and Repair
Booster Pumps
Sec V- 19
Reassemble and Reinstall 2CBP Gearbox
1. Place the gearbox housing on a steady flat
surface with drive shaft opening facing up.
2. Insert one of the two 207K bearings into the
bore of the gearbox housing.
3. Slide the drive gear into the gearbox hous-
ing. Align the bore of the drive gear with the
bore of the gearbox housing.
4. Insert the key in the drive shaft and insert
the drive shaft into the gearbox housing.
Press the driveshaft into the 207K bearing.
5. Install the other 207K bearing over the drive
shaft into the gearbox housing bore.
6. Install the retaining ring to hold the bearing
and drive shaft in place.
7. Install a new oil seal.
8. Lift the gearbox onto its base. Apply Loctite
242 and install the 1/2-13 x 1/2" UNC set
screw in the drive shaft until it is flush with
the gearbox housing.
9. Set the gearbox flat with the drive shaft
facing down.
10. Insert the 306W bearing in the bore on the
pump end of the gearbox housing.
11. Insert the pump gear key into the pump
shaft and install the pump gear onto the
shaft. Align the keyway of the pump gear
with the shaft key.
12. Align the pump gear to the drive gear and
install into the gearbox. Press the shaft into
the 306W bearing.
13. Install the 208M bearing over pump shaft.
14. Stand the gearbox housing on its base and
install the gasket and bearing cover. Secure
with 7/16-14 UNC x 1 inch long capscrews.
Torque to 40ft-lbs (54Nm).
15. If the pump is equipped with a cooler, turn
the gearbox over and install the gasket and
water manifold.
If the pump is not equipped with a cooler,
install the gasket and gearbox cover.
16. Secure using the 5/16-18 UNC x 1/2" screws
and lockwashers. See Table 5-2 for proper
torque.
17. Using Loctite™ PST or equal thread-sealing
compound, install the bushings and elbows
in the water manifold.
18. Reinstall the pump onto the apparatus and
check for leaks.