TM 9-2350-256-20-1
0069 00
CORRECTIVE ACTION Continued
10. Reconnect heater control box to heater wiring harness to personnel heater. Disconnect wire 402
from heater fuel pump. Place red lead of multimeter in wire 402 and black lead to ground. Turn
MASTER switch on, HEATER CONTROL switch to START, and check for voltage. Turn MASTER
and HEATER CONTROL switches OFF. If voltage is present, go to step 11. If voltage is not present,
repair/replace wire 402 of heater control box to heater wiring harness (see WP 0236 00).
11. Reconnect wire 402 to heater fuel pump. Disconnect fuel line from fuel pump. Turn MASTER
switch on, HEATER CONTROL switch to START, and check for fuel flow. Turn MASTER and
HEATER CONTROL switches OFF. If fuel flow is present, troubleshoot personnel heater (TM
9-2540-205-24&P). If fuel flow is not present, replace heater fuel pump (see WP 0398 00).
0069 00-8