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TM 10-3930-643-20
BRAKE TROUBLESHOOTING AND MAINTENANCE.
8-11.
Treadle, Treadle Valve and Check Valves (S/N 2001 and above). (Sheet 6
of 8)
INSTALLATION
22.
23.
24.
25.
26.
27.
28.
29.
30.
NOTE
Steps
22
thru
26
apply
to
i n s t a l l a t i o n o f
transmission
disconnect and brake treadle
valve only.
Using an 11/16” open end wrench,
install connector (51) and plug (50)
in treadle valve (31).
Using a 9/16” open end wrench,
install elbow (49).
Using 9/16”, 11/16” and 1-3/8” open
end wrenches, install plug
( 4 8 ),
check valve (47) and elbow (46).
Using an 11/16” open end wrench,
i n s t a l l
Using a
i n s t a ll
Steps 27
connector (45).
5/8”
open
end
wrench,
tees (44 and 43).
NOTE
thru
32
apply
to
i n s t a l l a t i o n of
s e r v i c e b r a ke
treadle valve only.
Using an 11/16” open end wrench,
install plugs (42 and 41) in treadle
valve (31).
Using a 9/16” open end wrench,
install elbow (40).
Using 1-3/8” and 11/16” box end
wrenches,
i n s t a l l t e e
( 3 9 ),
connector (38) and check valve (37).
Using a 5/8” box end wrench, install
connector (36).
Go to sheet 7
8-55
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