Hale Q Series Muscle - Manual (Page 112)

 Repair and Corrective Maintenance
112 MUSCLE (Midship) Pumps Installation, Operation, and Maintenance Manual
p/n: 029-0020-63-0
Installation - G Series
Review preceding sections “Before You Begin...,” on page 103.
1. Install a new gasket between the gearbox seating surface of the rear bearing
housing.
2. Install a new gasket between the gearbox and gearbox cover. Check the fit and
trim the gasket to match the contour of the gearbox, if necessary.
3. Lift the gearbox into place around the rear bearing housing. Apply Loctite #246
and insert two or three 7/16”-14 screws through the rear bearing housing. Tighten
screws hand tight.
4. Position the gearbox cover, apply Loctite #246 and insert six 1/2”-13 screws.
Tighten screws hand tight.
5. Apply Loctite #246 and insert the remaining 7/16”-14 and 1/2”-13 screws through
the rear bearing housing and gearbox cover and gaskets. Tighten all screws in a
criss-cross fashion to ensure an EVEN seal, then torque to:
 40 ft.-lbs. (54 Nm) for 7/16”
 65 ft.-lbs. (88 Nm) for 1/2”
6. Connect drive shafts, cooling lines, air hoses, and electrical connections to the
gearbox.
7. Fill the gearbox with oil as shown in “Replace Gearbox Oil,” on page 80.
8. Test the pump for proper operation per your departmental requirements.
9. Recheck and top off oil levels before returning the apparatus to operation.
J Series Gearbox
Review preceding sections “Before You Begin...,” on page 103.
Removal - J Series
1. Connect or position the gearbox to your supporting device and assure that it is
adequately supported.
2. Remove the 1/2”-13 screws to separate the upper and lower housings and
remove the service spacer plate, if installed.
3. Remove the gearbox from the apparatus. Move the assembly to a clean work
area and clamp into a suitable and stable holding device.
4. Place a temporary cover over the exposed pump assembly to prevent dirt and
debris contamination.