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TM 10-3930-643-20
BRAKE TROUBLESHOOTING AND MAINTENANCE.
8-13.
Parking Brake Control Valve to Treadle Valve and Transmission Hoses,
Lines and Fittings (Sheet 6 of 12)
REMOVAL
42.
43.
44.
45.
46.
47.
48.
49.
50.
51.
52.
53.
Loosen nut (39).
Remove tube (40) with sleeve (38)
and nut (39).
Using side cutting pliers, cut tube
(40) to remove sleeve (38) and nut
( 3 9 ) , i f n e c e s s a r y . D i s c a r d s l e e ve
( 3 8 ).
Using an 11/16” open end wrench,
remove connector (41) from treadle
valve at service brake.
Using a 5/8” box end wrench, loosen
nut (43) from treadle valve,
brake
and transmission disconnect.
Disconnect tube (47) with sleeve
(42) and nut (43).
Using side cutting pliers, cut tube
(40) to remove sleeve (42) and nut
( 4 3 ) , i f n e c e s s a r y . D i s c a r d s l e e ve
( 4 2 ) .
Using an 11/16” open end wrench,
remove connector (44).
Loosen nut (46).
Remove tube (47) with sleeve (45)
and nut (46).
Using side cutting pliers, cut tube
(47) to remove sleeve (45) and nut
( 4 6 ) , i f n e c e s s a r y . D i s c a r d s l e e ve
( 4 5 ).
Using a 9/16” open end wrench,
remove elbow (48) from treadle valve
at service brake.
Go to sheet 7
8-67
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