Section I. HYDRAULIC PUMP MAINTENANCE
OIL COOLER HYDRAULIC MOTOR ASSEMBLY
Shop Equipment Auto-Maintenance and Repair, FM Suppl No. 1
Tool Outfit Hyd System, Test and Repair, 3/4 Ton Trailer Mtd
EQUIPMENT CONDITIONS: Hydraulic motor removed. (Refer to page 13-48.)
b. Remove port end housing (4) from gear housing
4. REMOVE THRUST PLATE (9).
Disassemble in dust-free work area.
1. POSITION MOTOR ASSEMBLY IN SOFT JAWED
VISE WITH SHAFT END DOWN.
If thrust plate (9) remains in gear
housing (5) it will be removed later.
2. INDEX MARK HOUSINGS.
a. Index mark port end housing (4), gear housing
(5), and shaft end housing (16) to facilitate
Avoid distorting the thrust plate.
3. REMOVE PORT END HOUSING (4).
a. Pry thrust plate (9) from port end housing (4)
carefully. Remove and discard six pocket seals
a. Remove the four capscrews (2) and washers (3)
from port end housing (4).
To replace ring seal (8) pull integral
If end cover (4) will not lift off, pry it
shaft and gear bearing (6) with
off using care to avoid damaging
suitable bearing puller and remove
ring seal (8) from bottom of bearing