TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-20-1 ENGINE RUNS ROUGH, STALLS, OR DOESN’T PUT OUT FULL POWER—Continued 0024 00 4Y 1. Start engine and run to normal operating temperature (see your -10). 2. Shift transmission into position 1 (see your -10). 3. Perform STE/ICE test 30 turbo outlet pressure (WP 0122 00) with accelerator and brake pedals fully depressed. 4. Observe VTM and tachometer readings. 5. Repeat STE/ICE test 30 with same tachometer reading, but with transmission selector in SL. 6. Is first VTM reading at least 10 psi higher than second VTM reading? YES NO GO TO CY (PAGE 0024 00-4) 5Y 1. Perform STE/ICE test 32 air box pressure (WP 0123 00) with transmission selector in SL and engine at idle. 2. Repeat STE/ICE test 32 for engine speeds of 1000 and 2000 RPM. 3. Does VTM give higher readings for higher RPM? YES NO 5YN 1. Low air box pressure. Beyond unit maintenance repair. 2. Notify supervisor. 6Y 1. Faulty engine governor. Beyond unit maintenance repair. 2. Notify supervisor. AY 1. Inspect fuel lines between second fuel filter (1) and fuel tanks (2). 2. Are all lines and fittings free from kinks and leaks? YES NO AYN 1. Replace fuel lines and/or fittings as needed (WP 0176 00) thru (WP 0201 00) . 2. Verify no faults found. 0024 00-2