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 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. If overspeed warning light failed, warning lamp or warning lamp circuit may be faulty. Was the overspeed light the function that failed during road test? Visual inspection KNOWN INFO POSSIBLE PROBLEMS TEST OPTIONS REASON FOR QUESTION Circuit breaker OK. Power supplied to CTIS. Speedometer OK. Indicator display lights OK. CTIS cable-speed signal OK. Cab dashboard wiring harness - speed signal OK. Cab dashboard wiring harness - LED input to CTIS cable OK. CTIS cable - LED input to ECU OK. 6. Replace CTIS ECU (para 12-6). 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) 2-2132 2-2132 2-2132 2-2132 2-2132