Oshkosh Corporation IMT CAS80R, Инструкция по установке, эксплуатации, техническому обслуживанию и каталог запасных частей.

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CAS80R SECTION 6: TROUBLESHOOTING
Manual # 99905932 (February 2016) PAGE - 31
®
IOWA MOLD TOOLING CO., INC.
(641) 923-3711 • www.imt.com
Insufficient air delivery
Plugged air filter Replace air filter.
Plugged coalescer (air/oil
separator) Replace coalescer element.
Motor speed to low Check hydraulic flow and pressure and
adjust if necessary.
Inlet valve stuck closed. Free or replace inlet valve. Order
rebuild kit if necessary.
Defective regulator Replace regulator.
Stuck minimum pressure valve Free or replace valve.
Oil carryover
Oil level overfull Drain to proper level.
Plugged oil scavenge line Remove and clean strainer thoroughly.
See Section 7.2A, P/N 271054.
Discharge pressure too low Check minimum pressure valve and
adjust. Replace if necessary.
Defective coalescer Replace coalescer element.
Overspeeding
Readjust speed.
Incorrect oil used
Drain and replace with proper oil.
Compressor overheating
Check oil level and fill to proper level.
Reposition machine to assure proper
air flow.
Check ground connection and ensure
proper connection.
Check fan switch.
Check circuit breaker.
Check for short in wires.
Check fan motor.
Plugged oil filter Replace oil filter.
Cooler core plugged Clean cooler core.
Pressure set too high Contact factory service department.
Contaminated cooler core Remove and clean cooler core.
Unit running too fast Check hydraulic flow and pressure and
adjust if necessary.
Thermal valve Faulty valve; replace thermal valve.
Incorrect oil used Drain and replace with proper oil.
Continued on next page
6.2 TROUBLESHOOTING GUIDE
MALFUNCTION/FAULT POSSIBLE CAUSE CORRECTIVE ACTION