TM-9-2350-238-20-2
CRANE (CAB) COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT,ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1993
CHANGE 1
TM-9-2350-238-20-2 - Page 97 of 495
WARNING
WARNING
TM 9-2350-238-20- 2
(2) Flasher indicator lamp is not operating when cab signal flasher headlight is on .
Make sure MASTER switch is OFF before repairing electrical com-
ponents. Failure to observe this warning could result in injury t o
personnel .
Step 1 .
Remove LED (1) from flasher indicator light (2), refer to page 2-271. Se t
MASTER switch ON. Set FLASHER SIGNAL switch ON. Place red probe i n
socket. Ground black probe. If multimeter indicates about 24 volts, replac e
LED. If multimeter indicates no voltage, set MASTER switch OFF, instal l
LED and go to step 2 .
Make sure MASTER switch is OFF before repairing electrical com-
ponents. Failure to observe this warning could result in injury t o
personnel .
Step 2 .
Disconnect lead 325C (1) from flasher indicator lamp (2). Place red probe i n
lead 325C. Ground black probe. Set MASTER switch ON. Set FLASHE R
SIGNAL switch ON. If multimeter indicates about 24 volts, replace flasher
indicator lamp, refer to page 2-297. If multimeter indicates no voltage ,
repair lead 325C between flasher indicator lamp and flasher assembly, refer
to page 2-66. Set MASTER switch OFF. Set FLASHER SIGNAL switch OFF .
Connect lead .
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