TM-9-2320-283-13-P
ANTI-LOCK BRAKE SYSTEM (ABS) M915A1
TECHNICAL MANUAL; OPERATOR AND FIELD MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)
AUGUST 2012
TM-9-2320-283-13-P - Page 144 of 400
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TM 9-2320-283-13&P
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2 (W1468x8)
3 (PHPFT-8BGRN100)
4
5
INSTALLATION OF ABS AIR LINES – CONTINUED
NOTE
The 3/8 in. (9.5 mm) blue tubing between the double check valve
stop/light switch tractor protection valve is replace with 1/2 in.
(13 mm) blue tubing.
51.
Cut and remove piece of tube (figure 62, item 4) from adapter (figure 62, item 5), and remove adapter
(figure 62, item 5) from double check valve/stoplight switch (figure 62, item 1). Discard tube
(figure 62, item 4).
52.
Install new adapter (figure 62, item 2) on double check valve/stoplight switch (figure 62, item 1).
53.
Cut and route 112 in. (284.5 cm) new piece of 1/2 in. (13 mm) blue tubing (figure 62, item 3) under
truck cab and along left frame rail to tractor protection valve (figure 63, item 6), and connect end of tube
(figure 62, item 3) to adapter (figure 62, item 2) on double check valve/stoplight switch
(figure 62, item 1).
Figure 62. Replacing Tube Between Double Check and Protection Valves.
54.
Cut and remove piece of tube (figure 63, item 2) from elbow (figure 63, item 3), and remove elbow
(figure 63, item 3) from tractor protection valve (figure 63, item 6). Discard tube (figure 63, item 2).
55.
Install new adapter (figure 63, item 5) on tractor protection valve (figure 62, item 6).
56.
Route 1/2 in. (13 mm) blue tube (figure 63, item 4) along left frame rail (figure 63, item 13), and
connect end of blue tube (figure 63, item 4) to adapter (figure 63, item 5) on tractor protection valve
(figure 63, item 6). Secure tube (figure 63, item 4) with tie straps.
57.
Disconnect trailer brake tube (figure 63, item 9) from adapter (figure 63, item 10), and remove adapter
(figure 63, item 10) from tee (figure 63, item 11).
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