TM-9-2320-209-20-2-1 Troubleshooting Part 1 for M44A1 and M44A2 Series Trucks
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TM 9-2320- 209-20-2-1 GO ● Check lead 400 from personnel I heater control box for+24 volts DC ● Put lead 400 back on control box ● Put multimeter - lead on a good ground ● Put multimeter + lead on lead 400 terminal of emergency switch ● Read multimeter. Muirimeter shou Id measure +24 volts DC k Does multimeter measure less than r Ws GO “! ,,0 Q&&$ % “00 .,, ‘E ,Jlj@J ‘,,; -. d Q EMERGENCY SWITCH $!?’ LEAD 400 TERMINAL %’ ‘eatercontro,box . Repair or replace lead 400 from emergency switch to personnel I ● Te I I direct support maintenance I TA 114595 Figure 25-50 (Sheet 9 of 11) 25-389