TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
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TM 9-2320-366-20-3 TM 9-2320-366-20-3 TM 9-2320-366-20-3 TM 9-2320-366-20-3 TM 9-2320-366-20-3 NO YES CTIS overspeed indicator will not work without 24 vdc to P111D. KNOWN INFO POSSIBLE PROBLEMS Faulty cab dashboard wiring harness - LED input to CTIS cable. Faulty CTIS cable - LED input to ECU. Faulty ECU - O.S pressure change function. Faulty overspeed indicator LED. Faulty cab dashboard wiring harness - ground for LED. Faulty cab dashboard wiring harness - power to LED. Faulty CTIS cable power to LED. Faulty ECU - O.S. warning indicator function. TEST OPTIONS REASON FOR QUESTION Circuit breakers OK. Power supplied to CTIS. Speedometer OK. Indicator display lights OK. CTIS cable-speed signal OK. Cab dashboard wiring harness - speed signal OK. 4. Is 24 vdc present on P111D power input to CTIS harness for warning light? WARNING Read WARNING on following page. Voltage Test or STE/ICE-R Test #89 Repair wire 1793 (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). m6. CTIS OVERSPEED WARNING LIGHT DOES NOT ILLUMINATE AND/OR OVERSPEED PRESSURE CHANGE m6. CTIS OVERSPEED WARNING LIGHT DOES NOT ILLUMINATE AND/OR OVERSPEED PRESSURE CHANGE m6. CTIS OVERSPEED WARNING LIGHT DOES NOT ILLUMINATE AND/OR OVERSPEED PRESSURE CHANGE m6. CTIS OVERSPEED WARNING LIGHT DOES NOT ILLUMINATE AND/OR OVERSPEED PRESSURE CHANGE m6. CTIS OVERSPEED WARNING LIGHT DOES NOT ILLUMINATE AND/OR OVERSPEED PRESSURE CHANGE (CONT) (CONT) (CONT) (CONT) (CONT) 2-2128 2-2128 2-2128 2-2128 2-2128