 |
|||
|
|
|||
|
Page Title:
REAR BRAKES DO NOT APPLY (cont) |
|
||
| ||||||||||
|
|
 TM 9-2320-366-20-2
TM
i2. REAR BRAKES DO NOT APPLY (CONT)
i2.
KNOWN INFO
TEST OPTIONS
13.
Front brakes OK.
Visual inspection
Air tanks pressurized.
REASON FOR QUESTION
Is air present at relay
A lack of air at delivery
Supply air hose to foot
valve delivery port(s)?
port(s) of relay valve will
control valve OK.
prevent air delivery to
Foot control valve OK.
service brake chambers
Air hoses at cab floor OK.
and cause rear brakes
Air hose to check valve OK.
not to apply.
Check valve OK.
NO
Air hose to control port of
booster valve OK.
Air hose to supply port of
Replace relay valve
YES
booster valve OK.
(para 11-14).
Booster valve OK.
Air hose to load sensing
valve OK.
Load sensing valve OK.
Air hose to control port of
relay valve OK.
Air hose to supply port
relay valve OK.
POSSIBLE PROBLEMS
Faulty relay valve.
Faulty air hoses to spring
brakes.
Faulty vent hose from
spring brake service
chamber.
Faulty spring brake
chamber.
2-1872
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals