Table 4-2. Direct Support Troubleshooting Procedures

Section IV. UNIT TROUBLESHOOTING PROCEDURES - TM-5-4310-393-14_71

TM-5-4310-393-14 Air Compressor Diesel Engine Driven 20 CFM 3200 PSI Model KA7-DA Manual
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TM 5-4310-393-14 Table 4-2. Direct Support Troubleshooting Procedures MALFUNCTION/SYMPTOM PROBABLE CAUSE TEST OR INSPECTION/CORRECTIVE ACTION RECIPROCATING COMPRESSOR 1. COMPRESSOR WILL NOT LOAD. Stage safety valve. Replace defective safety valve. Purifier cartridge not in place. Check purifier cartridge. 2. COMPRESSOR OUTPUT LOW. Compressor running too slow. Check engine throttle setting. Intermediate stage safety valve. Perform intermediate pressure check. Compressor valves or rings. Check, repair/replace as necessary. 3. LOW COMPRESSOR OIL PRESSURE. Oil pressure regulator setting. Adjust, repair or replace as needed. 4. COMPRESSOR AIR HAS AN OILY TASTE. Purifier cartridge. Replace cartridge. Oil pressure regulator pressure set too high. Adjust pressure regulator. 4-6

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