TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
Page 658 of 1760
KNOWN INFO NO Is vehicle equipped with LAMP TEST switch? TEST OPTIONS Visual Inspection REASON FOR QUESTION This question eliminates possible problems and determines where troubleshooting continues. YES 3. KNOWN INFO TEST OPTIONS REASON FOR QUESTION NO YES If TRANS OIL TEMP indicator illuminates with high engine temperature indicator, LAMP TEST switch is faulty. 4. Replace LAMP TEST switch (par 7-18). Go to step 6 of this fault. Is TRANS OIL TEMP indicator illuminated? Operational Test e24A. HIGH ENGINE TEMPERATURE INDICATOR ILLUMINATES (CONT) 2-408.6 Change 2 Go to step 5 of this fault. TM 9-2320-365-20-1 Engine temperature is below 216°F (102°C) when high engine temperature indicator illuminates. High engine temperature indicator illuminates when master power switch is positioned to on. Coolant temperature light switch OK. POSSIBLE PROBLEMS Faulty LAMP TEST switch. Faulty engine control cable assembly. Faulty WTEC II dashboard cable assembly. Faulty WTEC III dashboard cable assembly. Engine temperature is below 216°F (102°C) when high engine temperature indicator illuminates. High engine temperature indicator illuminates when master power switch is positioned to on. Coolant temperature light switch OK. POSSIBLE PROBLEMS Faulty LAMP TEST switch (if equipped). Faulty engine control cable assembly. Faulty WTEC II dashboard cable assembly. Faulty WTEC III dashboard cable assembly.