TM 9-4931-374-13&P
3-20. SWITCHBOX AND MOUNTING BRACKET (WITH TOGGLE SWITCH)--MAINTENANCE INSTRUCTIONS
THIS TASK COVERS:
a.
Inspection
e. Reassembly/installation
b.
Removal/disassembly
f. Adjustment of microswitch
c.
Repair
g. Test
d.
Modification
INITIAL SETUP
Special Tools
Troubleshooting Reference
Fire control repair shop set (SC 4931-95-CL-A21)
3-7
Lights fail to come on.
Materials/Parts
WARNING
Black semigloss lacquer (item 10, app D)
The shop set contains voltages which are
dangerous if contacted. Before perform-
References
ing any maintenance on the switchbox,
Appendix C
move circuit breaker CB4 to OFF position.
Appendix D
INSPECTION
NOTE
The switchbox with the toggle
switch is located above the
personnel door.
1
TOGGLE SWITCH (1). Inspect for proper
operation in BLACKOUT and NORMAL
positions.
3-186
