TM 5-3810-305-23
FIELD MAINTENANCE
TROUBLESHOOTING PROCEDURES
ANTI-TWO BLOCK SYSTEM
INITIAL SETUP:
References (cont.)
Tools and Special Tools
Tool Kit, General Mechanic's (WP 0171, Table 1,
Item 17)
Multimeter (WP 0171, Table 1, Item 29)
References
TM 5-3810-305-10
TROUBLESHOOTING PROCEDURE
SYMPTOM
PANEL LIGHT AND HORN WILL NOT COME ON WITH ANTI-TWO BLOCK COUNTERWEIGHT LIFTED;
CONTROL DISCONNECTS WILL NOT ENGAGE
MALFUNCTION
Ignition Switch OFF.
CORRECTIVE ACTION
Turn ignition switch ON (TM 5-3810-305-10).
MALFUNCTION
Circuit Breaker Tripped.
CORRECTIVE ACTION
1.
Reset circuit breaker.
2.
If problem still occurs, replace circuit breaker.
MALFUNCTION
Wire Broken.
CORRECTIVE ACTION
1.
Check voltage in control panel harness between terminals #0 and #37.
2.
If voltage is 0, check between ignition post of ignition switch and ground.
3.
If 24 VDC available, wire to control panel is bad.
4.
Replace wire (WP 0067).
0016-1
03/15/2011Rel(1.8)root(tswp)wpno(T00021)