TM-9-2350-256-20-1

RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 1 OF 2

NOVEMBER 2005
TM-9-2350-256-20-1

  TM-9-2350-256-20-1 - Page 349 of 948

TM 9-2350-256-20-1
0062 00
Troubleshooting Procedure
APU High Air Temperature System
Symptom
APU high air temperature system malfunctioning.
Malfunction
APU high air temperature lamp does not light when air temperature is high. Do steps 1 thru 13.
CORRECTIVE ACTION
WARNING
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a direct
short may result in instant heating of tools, damage to equipment, and injury or death to personnel.
1.
Remove lamp from socket. Place red lead of multimeter in socket and black lead to ground. Turn
MASTER and APU FUEL SHUTOFF switches ON, and check for voltage. Turn MASTER and APU
FUEL SHUTOFF switches OFF. If voltage is present, replace lamp (see WP 0438 00). If voltage is not
present, go to step 2.
0062 00-3


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