ELECTRICAL ACCESSORIES TROUBLESHOOTING PROCEDURES - CONTINUED
TEST OR INSPECTION
b. Disconnect backup alarm relay
10. Back-Up Alarm Is
Inoperative - Continued.
c. Using a jumper wire, connect one
end to white lead of relay (harness
side) and other end to yellow lead of
d. Place battery disconnect switch in
1. If alarm sounds, replace relay (WP 0078
ON position (TM 5-3805-248-10).
2. If alarm doesn't sound, leave jumper
wire connected and go to Test 4.
Check for voltage to backup alarm
a. Place battery disconnect switch in
OFF position (TM 5-3805-248-10).