TM 5-3810-306-20
LOW PRESSURE INDICATOR SWITCH REPLACEMENT
TOOLS: General mechanic’s tool kit: automotive (5180-00-177-7033)
SUPPLIES:
Loctite #545 (Item 13, Appendix C)
EQUIPMENT CONDITIONS: Wheels are chocked.
Air system is purged. (Refer to page 11-2.)
Disconnect ground cable at shunt. (Refer to page 8-109.)
Cab front panel removed. (Refer to page 15-10.)
REMOVAL:
1.
REMOVE LOW PRESSURE INDICATOR SWITCH
(1).
a.
Tag and remove electrical leads to low pressure
indicator switch (1).
b.
Unscrew low pressure indicator switch (1) from
reducer (2).
c.
Remove reducer (2) and inspect for damage.
Replace if necessary.
INSTALLATION:
1.
INSTALL LOW PRESSURE INDICATOR SWITCH
(1).
NOTE
Prior to installing reducer and switch,
coat threads with Loctite #545.
a.
Install reducer (2) on brake control valve (3).
b.
Install low pressure indicator switch (1) on
reducer (2). Tighten securely.
c.
Connect electrical leads to low pressure
indicator switch (1).
2.
CONNECT GROUND CABLE AT SHUNT. (REFER
TO PAGE 8-109.)
3.
START-UP ENGINE AND ALLOW AIR PRESSURE
TO BUILD UP. (REFER TO TM 5-3810-306-10.)
4.
CHECK
ALL
AIR
OPERATED
FUNCTIONS.
(REFER TO TM 5-3810-306-10.)
5.
INSTALL CAB FRONT PANEL. (REFER TO PAGE
15-10.)
END OF TASK
11-27
