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TM 10-3930-643-20
BRAKE TROUBLESHOOTING AND MAINTENANCE. (cont)
8-13.
Parking Brake Control Valve to Treadle Valve and Transmission Hoses,
Lines and Fittings (Sheet 3 of 12)
REMOVAL (cont)
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
Using side cutting pliers, cut tube
(14) to remove insert (9) and nut
( 1 0 ) , i f n e c e s s a r y . D i s c a r d i n s e rt
( 9 ).
Using a 9/16” open end wrench,
remove elbow (11).
Using a 5/8” open end wrench, loosen
nut (13).
Remove tube (14) with insert (12)
and nut (13).
Using side cutting pliers, cut tube
(14) to remove insert (12) and nut
( 1 3 ) , i f n e c e s s a r y . D i s c a r d i n s e rt
( 1 2 ) .
Using an 11/16” open end wrench,
remove connector (15) from treadle
v a l v e , b r a k e a n d t r a n s m i s s i on
disconnect.
Using a 5/8” open end wrench, loosen
nut (17).
Disconnect tube (22) with sleeve
(16) and nut (17).
Using side cutting pliers, cut tube
(22) to remove sleeve (16) and nut
( 1 7 ) , i f n e c e s s a r y . D i s c a r d s l e e ve
( 1 6 ) .
Using a 5/8” open end wrench,
disconnect tube assembly (18).
Remove tee (19) from brake and
t r a n s m i s s i o n d i s c o n n e c t t r e a d le
valve.
Loosen nut (21).
Go to sheet 4
8-64
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