17
5. TROUBLESHOOTING
PROBLEM
CAUSE
SOLUTION
Excessive motor current draw.
Low voltage/motor overload.
Check that power supply is adequate and that
compressor is on a dedicated circuit.
Compressor Stalls.
Low voltage to motor.
Seized pump.
Furnish adequate power.
Contact authorized service center.
Low discharge pressure.
Air leaks.
Restricted air intake.
Leaking valves.
Blown gaskets.
Worn piston rings or cylinder.
Defective pressure switch.
Drive belt slipping.
Defective pressure gauge.
Tighten or replace leaking fittings or connections.
Do not over-tighten.
Clean or replace air filter element(s).
Contact authorized service centre.
Contact authorized service centre.
Contact authorized service centre.
Contact authorized service centre.
Adjust drive belt.
Replace gauge.
Compressor pump knocking.
Loose motor pulley or compressor
flywheel.
Low oil level in pump crankcase.
Excess carbon on valves on top of
piston.
Worn connector rod at wrist pin
end.
Tighten pulley and flywheel. Check alignment.
Keep oil level full at all times.
Contact authorized service centre.
Contact authorized service centre.
Oil in discharge air.
Worn piston rings or cylinder.
Restricted air intake.
Oil level too high.
Contact authorized service centre.
Clean or replace the air filter element(s).
Reduce to proper level. Use non-detergent oil.
Overheating.
Poor ventilation.
Dirty cooling surfaces.
Clogged intake system.
Inadequate lubrication.
Restricted air passages.
Pulley rotation wrong.
Relocate compressor to an area with cool, dry,
well circulated air at least 12 in. from the nearest
wall.
Clean all cooling surfaces thoroughly.
Clean/replace intake filter.
Check oil level.
Replace transfer tubes and/or unloader.
Check pulley rotation direction.
Excessive belt wear.
Pulley out of alignment.
Improper belt tension.
Pulley wobbles.
Realign pulley with compressor flywheel.
Readjust.
Replace the pulley and check for a damaged
crankshaft or flywheel.
Summary of Contents for 10E-2-120H-1-230
Page 10: ...10 Figure 2 Compressor Air System...
Page 20: ...20 7 ASSEMBLY PART LISTS COMPRESSOR 5 HP 1 STAGE VERTICAL MODEL 5E 1 60V ITEM 8355182...
Page 22: ...22 COMPRESSOR 5 HP 2 STAGE VERTICAL MODEL 5E 2 80V ITEM 8346645...
Page 24: ...24 COMPRESSOR 10 HP 2 STAGE HORIZONTAL MODEL 10E 2 120H 3 230 ITEM 8346652...
Page 26: ...26 COMPRESSOR 10 HP 2 STAGE HORIZONTAL MODEL 10E 2 120H 1 230 ITEM 8347767...
Page 28: ...28 COMPRESSOR 10 HP 2 STAGE HORIZONTAL MODEL 10E 2 120H 3 575 ITEM 8347783...
Page 30: ...30 8 PUMP PART LISTS PUMP 10001977 LPW6548ALHI USED ON ITEM 8355182...
Page 31: ...31 PUMP 10001977 LPW6548ALHI USED ON ITEM 8355182...
Page 32: ...32 PUMP 10002222 LP205CT USED ON ITEMS 8346645...
Page 33: ...33 PUMP 10002222 LP205CT USED ON ITEMS 8346645...
Page 34: ...34 PUMP 10002332 LP210CT USED ON ITEMS 8346652 8347767 8347783...
Page 35: ...35 PUMP 10002332 LP210CT USED ON ITEMS 8346652 8347767 8347783...