TM-9-2320-209-20-2-1 Troubleshooting Part 1 for M44A1 and M44A2 Series Trucks
Page 479 of 645
TM 9-2320-209-20-2-1 Symptom EMPERATURE GAGE DOES NOT WORK. ALL OTHER I When measuring voltage +24 volts means a range of +23 to +26 volts DC ● Park truck I ● Refer to TM 9-2320-209-10 I 7’ ● Check for +24 volts from temperature gage to sending unit ● Set ACCESSORY switch to OFF ● Take off lead 33 contact from temperature sending unit ● Set ACCESSORY switch to ON I ● Set multimeter to measure +24 volts DC. Refer to test equipment procedures index ● Put multimeter - lead on a good ground ● Put multimeter + lead on lead 33 contact ● Read multimeter. Multimeter should read +24 volts DC Does mu Itimeter measure less than +24 volts DC? m TEMP SEND . TA 114444 25-237 Figure 25-29 (Sheet 1 of 6)