K series gearbox, Removal - k series – Hale Q Series Muscle User Manual
Page 114
Repair and Corrective Maintenance
114
MUSCLE (Midship) Pumps Installation, Operation, and Maintenance Manual
p/n: 029-0020-63-0
2.
Install new gaskets onto the seating surface of the lower gearbox housing.
3.
Reinstall the spacer plate, and install a new gasket.
4.
Lift the gearbox into place aligning the dowel pins with the holes in the upper
gearbox housing.
5.
Apply Loctite #246 and insert the eight 1/2”-13 cap screws. Tighten the screws in
a criss-cross fashion to ensure an even seal and torque screws to 65 ft.-lbs.
(88 N-m).
6.
Connect the drive shafts, cooling lines, air hoses, and electrical connections to
the gearbox.
7.
Fill gearbox with oil. See Section 4: Preventive Maintenance, heading “Replace
Gearbox Oil” on page 80.
Note: Proper oil level is when oil fills 1/2 to 3/4 of the oil level sight gauge.
8.
Test the pump for proper operation per your departmental requirements. Note
and repair any leaks.
9.
Recheck and top off oil levels before returning the apparatus to operation.
K Series Gearbox
Review preceding sections “Before You Begin...,” on page 103.
Removal - K Series
1.
Position a supporting device such as a jack under the gearbox.
2.
Remove twelve (12) 7/16"-14 x 1-1/2" screws in the rear cover, then remove
cover and gasket. (See Figure 7-5: “K Gearbox Removal,” on page 115.) Remove
the spacer plate if installed.
3.
Remove six (6) 5/8"-11 x 2-1/4" screws on the cover of the gearbox. (See
Figure 7-5: “K Gearbox Removal,” on page 115.)
4.
Remove 7/16"-14 x 1-1/4" screws securing the rear bearing housing to the lower
gearbox housing and cover. Remove the gearbox cover.
5.
Remove the gearbox from the apparatus. Move the assembly to a clean work
area and clamp into a suitable and stable holding device.
6.
Place a temporary cover over the exposed pump assembly to prevent dirt and
debris contamination.
7.
Inspect bearings and internal parts for signs of excessive wear, pitting or damage.
Repair and/or replace accordingly. For “K” series gearbox disassembly, see head-
ing “9.3 K Series Gearbox Maintenance,” beginning on page 161.
8.
Also see heading “Cleaning and Inspection Guidelines” on page 106.