TM 5-6675-325-14
Table 3-4.
DIRECT/GENERAL SUPPORT TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. LONG WARM-UP CYCLE.
Step 1.
Check for burned-out heater.
(a) Remove wire from pin 6 of terminal block TBH2.
(b) Remove PC board assembly and place out of way.
(c) Using multimeter, measure resistance between pin 1 of TBH1
and pin 1 of TBH2 and then resistance between pin 7 of TBH1
and pin 7 of TBH2.
3-92
