Hale 2CBP User Manual
Page 54
Sec V- 18
Maintenance and Repair
Booster Pumps
lower pump body.
10. If previously removed, insert the dowel pins
into the lower pump body
11. Install the upper pump body and secure it to
the pump head with the five 1/16-18 X 3/4"
capscrews. Insert the four 15/16-18 X 3/4
screws, washers and nuts into both pump
halves.
12. Verify the bearings and spring pin are in the
bearing housing. Apply a light coat of grease
to hold the gasket in place then install the
bearing housing onto the pump body.
13. Tighten all screws and torque to the values
in Table 5-2.
14. Install on the apparatus and test for leaks.
Disassemble the 2CBP Gearbox
1. Remove the pump and gearbox assembly
from apparatus as described above.
2. Place the pump and gearbox on a work
stand.
3. Remove the pump body, impeller, and pump
head as described previously.
4. If the pump is equipped with a water mani-
fold, remove the 5/16-18 UNC cap screws
and remove the water manifold and gasket
from the gearbox.
If the pump is not equipped with a water
manifold, remove the capscrews,
lockwashers, gearbox cover, and gasket.
5. Remove the bearing cover from upper
portion of gearbox opposite pump.
6. Use a drift punch to begin pushing the pump
shaft assembly from the gearbox housing
towards the pump side. Be careful not to
lose the pump gear key in the gearbox.
7. Remove the 306W bearing, pump gear,
pump gear key, and 208M bearing from the
pump shaft or gearbox housing.
8. Remove the oil seal from the drive shaft then
remove the retaining ring.
9. Remove the 1/2 - 13 set screw from gearbox
housing.
10. With the set screw removed, insert a drift
punch into the 1/2-13 hole and begin push-
ing the drive shaft from gearbox while
protecting the drive gear from falling.
11. Once the shaft is clear of gearbox, remove
drive gear from housing.
12. Remove the two 207K bearings from the
drive shaft and gearbox housing.
13. Remove the key from the drive shaft.
14. Inspect and clean all components according
to the Cleaning and Inspection Guidelines.
Figure 5-13