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TM 5-4210-220-12
4-18. PUMP, PIPING, AND VALVES - Continued
INSTALLATION
(1) Clean old sealant from the cab turret enclosure and the mounting plate (16).
(2) Apply a continuous bead of sealant (item 25, Appendix E) to the perimeter of the cab turret enclosure.
(3) Raise bumper turret into the cab turret enclosure. It may be necessary to turn the bumper turret to allow
the base to clear the bumper turret hole.
(4) Align the mounting holes and install the capscrews (13) flat washers (14), and locknuts (15). Tighten
locknuts to 28 ft lb (38 Nm).
(5) Attach handle assembly (12) using two studs (10, 11) and four locknuts (9). Tighten locknuts to 17 ft lb
(23 Nm).
(6) Attach cable end rod ball joint (3) to the control handle (4).
(7) Install victaulic coupling (2), see para. 4-18.3.
(8) Attach cable (7) to Z-bracket (8) using clamp (6) and locknuts (5). Tighten locknuts firmly.
(9) Check control cable adjustment. See REPAIR following.
(10) Operate bumper turret to ensure that all controls are functioning properly, see Chapter 2.
REPAIR
a. Handle Repair
NOTE
This task can be completed with the turret mounted on the truck.
(1) Remove the four locknuts (1) and two
studs (2 and 3) that retain the handle
assembly to the turret. Discard locknuts
(1) and remove handle assembly.
(2) Remove roll pin (6) from handle holder (7).
(3) Pull handle (5) from handle holder (7).
(4) Inspect handle grip (4) for cuts or
deterioration.
(5) Inspect handle (5) for bends, or oversize
roll pin hole.
(6) Inspect roll pin (6) for wear.
(7) Inspect handle holder (7) for cracks, oversize stud or roll pin holes, or oversized handle hole.
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