TM 10-3835-223-13&P
4-27. HYDRAULIC MOTOR AND DRIVE WHEEL MAINTENANCE.
This task consists of:
a. Removal
b. Disassembly
c. Repair
d. Assembly
e. Installation
INITIAL SET-UP:
Tools required:
Tool Kit, General Mechanics, Automotive (Appendix B, Section III, Item 1)
Material Rewired:
Tag, Marker (Appendix E, Section II, Item 6)
Suitable caps and plugs
Equipment Condition:
Power pack removed from frame unit (para. 2-8a)
Lower cylinder side guards removed (para. 4-21)
NOTE
Fluid will drain from hydraulic motor when hydraulic hoses are disconnected.
a.
Removal.
(1)
(2)
(3)
(4)
Tag and disconnect hydraulic hoses (2 and 3) from hydraulic motor (1). Cap hydraulic
lines and plug motor ports.
Remove cotter pin (15). Push pivot rod (12) out through drive arms (10 and 17) and
cylinder clevis (14). Remove two washers (13 and 16).
Remove cotter pin (9). Push pivot rod (4) out through drive arms (10 and 17) and frame
weldment (11). Remove four washers (5,6,7, and 8).
Remove hydraulic motor (1), drive wheel (18), and attaching parts from frame
weldment (11).
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