TM 5-3895-385-23-1
FIELD MAINTENANCE
BITUMINOUS MATERIAL PAVING MACHINE (BMPM)
HORN FAILS TO SOUND
INITIAL SETUP:
Test Equipment
References -- Continued
Multimeter (WP 0440, Vol 3, Item 37)
WP 0372, Vol 2
Personnel Required
WP 0373, Vol 2
91L
WP 0394, Vol 2
Assistant
WP 0399, Vol 2
References
WP 0443, Vol 3
WP 0447, Vol 3
WP 0451, Vol 3
Equipment Conditions
Engine off (TM 5-3895-385-10)
Hydraulic oil cool (TM 5-3895-385-10)
WP 0269, Vol 2
WP 0277, Vol 2
TROUBLESHOOTING PROCEDURES
Table 1. Horn Fails To Sound Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Screed Controller Offline fault
1. Turn keyless engine switch to
indicated on fault screen.
the AUX position (TM 5-3895-
385-10), but do not start engine.
2. Attempt to sound horn using
keypad (TM 5-3895-385-10).
3. Check fault screen for SCREED
1. If fault is found, proceed to WP
CONTROLLER OFFLINE fault.
2. If no fault is found, proceed to
next test.
4. Check fault screen for HORN
1. If fault is found, proceed to WP
RELAY fault.
2. If no fault is found, proceed to
next malfunction.
