OPERATIONAL TEST
Ensure engine has cooled before performing
this troubleshooting task.
Failure to comply
may result in incorrect test results.
CAUTION
Change 2
2-418.3
TM 9-2320-366-20-1
(1) Position master power switch to on
(TM 9-2320-366-10-1).
(2) Check to see if high engine temperature
indicator illuminates (TM 9-2320-366-10-1).
(3) If high engine temperature indicator
illuminates, replace coolant temperature
light switch
(para 7-22).
(4) Position master power switch to off
(TM 9-2320-366-10-1).