TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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TEST OPTIONS REASON FOR QUESTION KNOWN INFO 9. WARNING Read WARNING on following page. Voltage Test or STE/ICE-R Test #89 Is 24 VDC present at connector J31 pin 22? e24A. HIGH ENGINE TEMPERATURE INDICATOR ILLUMINATES (CONT) 2-408.14 Change 2 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 engine control cable assembly. Faulty WTEC II dashboard cable assembly. Faulty WTEC III dashboard cable assembly. If 24 VDC is not present, wire 35 from connector PX7 pin 12 to connector J31 pin 22 is faulty. If 24 VDC is present, wire 35 from connector P31 socket 22 to connector P37 pin 2 is faulty. NO YES Repair wire 35 from connector PX7 pin 12 to connector J31 pin 22 (para 2-40) or replace WTEC II dashboard cable assembly (para 7-10) or replace WTEC III dashboard cable assembly (para 7-11). Repair wire 35 from connector P31 socket 22 to connector P37 pin 2 (para 2-40) or replace engine control cable assembly (para 7-72).