TM-9-2320-279-20-2
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 2 OF 3
TM-9-2320-279-20-2 - Page 156 of 938
TM 9-2320-279-20-2
(1)
Remove pin (1) and knob (2).
(2)
Remove nut (3) and parking
brake valve (4) from
dash (5).
(3)
Remove four air lines (6, 7,
8, and 9).
(4)
Mark location and remove
three elbows (10) from
parking brake valve (4).
(5)
Remove fitting (11) from
tee (12).
(6)
Remove tee (12) from
parking brake valve (4).
(7)
Deleted.
Brake and Air System Maintenance Instructions (Cont)
11-20. PARKING BRAKE VALVE REMOVAL/INSTALLATION (CONT).
a.
Removal.
NOTE
Tag and mark air lines before
removal.
b. Installation
WARNING
Adhesives, solvents, and sealing compounds can burn easily, can give off harmful vapors,
and are harmful to skin and clothing. To avoid injury or death, keep away from open fire
and use in well-ventilated area. If adhesive, solvent, or sealing compound gets on skin or
clothing, wash immediately with soap and water.
(1)
Apply pipe thread sealing compound to threads of fitting (11) and three elbows (10).
(2)
Deleted.
(3)
Apply pipe thread sealing compound to threads of tee (12) and install tee on parking brake
valve (4).
(4)
Install fitting (11) and three elbows (10).
(5)
Connect four air lines (6, 7, 8, and 9).
(6)
Install parking brake valve (4) through dash (5).
(7)
Install nut (3) on parking brake valve (4).
(8)
Install knob (2) on parking brake valve (4).
(9)
Install pin (1) through knob (2).
c.
Follow-on Maintenance.
(1)
Install instrument panel (para 7-19).
(2)
Start engine and build up air pressure to 120-125 psi (827-862 kPa) (TM 9-2320-279-10).
(3)
Check operation of parking brake (TM 9-2320-279-10).
(4)
Shut off engine (TM 9-2320-279-10).
END OF TASK
11-72
Change 2
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