TM-9-2320-365-10 LMTV Operator Manual M1078 Series Download
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TM 9-2320-365-10 Table 3-2. Troubleshooting (Cont) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION e1. ENGINE DOES NOT CRANK. NOTE Perform a1. ENGINE DOES NOT CRANK, before beginning step (1). Step 1. Check to see if service lights illuminate. (a) Position main light switch to SER DRIVE (para 2-21c). If service lights illuminate, perform step 2 of this fault. If service lights do not illuminate, perform Electrical System Troubleshooting (e2. 12 VDC AND 24 VDC CIRCUITS DO NOT OPERATE). (b) Position main light switch to OFF (para 2-21c). Step 2. Check to see if windshield wipers operate. (a) Position master power switch to on (para 2-21a or b). (b) Position windshield wiper switch to "I" (para 2-4). If windshield wipers operate, perform step 3 of this fault. If windshield wipers do not operate, perform Electrical System Troubleshooting (e3. 24 VDC CIRCUITS DO NOT OPERATE). (c) Position windshield wiper switch to "O" (para 2-4). (d) Position master power switch to off (para 2-21f). Step 3. Check to see if WTEC II Transmission ECU Pushbutton Shift Selector (TEPSS) or WTEC III Transmission Pushbutton Shift Selector (TPSS) is neutral (N). (a) Position master power switch to on (para 2-21a or b). If WTEC II TEPSS or WTEC III TPSS is blank, perform Transmission Troubleshooting (f4. TRANSMISSION PUSHBUTTON SHIFT SELECTOR DOES NOT OPERATE). (b) If WTEC II TEPSS or WTEC III TPSS displays any other setting than neutral (N), press N on WTEC II TEPSS or WTEC III TPSS. If WTEC II TEPSS or WTEC III TPSS is in neutral (N), perform step 4 of this fault. If WTEC II TEPSS or WTEC III TPSS will not go into neutral (N), beeps or displays "--", perform Transmission System Troubleshooting (f1. WTEC II TEPSS EMITS EIGHT SECONDS OF BEEPS AND/OR TRANSMISSION DOES NOT SHIFT GEARS or f3. WTEC III TPSS DISPLAYS "--" AND/OR TRANSMISSION DOES NOT SHIFT GEARS). (c) Position master power switch to off (para 2-21f). Step 4. Check circuit breakers (CB21 and CB77) in Power Distribution Panel (PDP) to see if either is tripped. (a) Remove PDP cover (para 3-13a). (b) Check circuit breakers (CB21 and CB77) to see if either is tripped. Change 1 3-27