AEG AC1030S, Original Instructions Manual

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TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Compressor will not run Loss of power or overheating Check for proper use of extension cord.
No electrical power Check to be sure unit is plugged in.
Check fuse/breaker.
Blown shop/house fuse Replace shop/house blown fuse.
Shop/house breaker open Reset shop/house breaker, determining why problem
happened.
Current limiting protector open Wait 5 minutes for the thermal fuse to reset.
Bad pressure switch Replace pressure switch.
Tank is at maximum pressure Compressor will turn on when tank pressure drops to cut-
in pressure.
Compressor was turned off at the mains
before the onboard switch.
Turn off the onboard switch (which releases line pressure)
and turn on from the onboard switch.
Motor hums but cannot run or runs
slowly
Low voltage Check with voltmeter.
Wrong gauge wire or length of extension
cord
Check for proper gauge wire and cord length.
Shorted or open motor winding Take compressor to service centre.
Defective check valve or unloader Take compressor to service centre.
Compressor was turned off at the mains
before the onboard switch.
Turn off the onboard switch (which releases line pressure)
and turn on from the onboard switch.
Current limiting protector cuts out
repeatedly
Low voltage Check with voltmeter.
Lack of proper ventilation/room
temperature too high
Move compressor to well-ventilated area.
Wrong gauge wire or length of extension
cord
Check for proper gauge wire and cord length.
Air tank pressure drops when
compressor shuts off
Loose connections (fittings, tubing, etc.) Check all connections with soap and water solution and
tighten.
Loose drain valve Tighten drain valve.
Check valve leaking Take compressor to service centre.
DANGER
Do not disassemble check valve, tank drain valve or
pressure relief valve with air in tank — bleed tank.
Excessive moisture in discharge air Excessive water in air tank Drain tank.
High humidity Move to area of less humidity; use air line filter.
Compressor runs continuously Defective pressure switch Take compressor to service centre.
Excessive air usage Take compressor to service centre.
Decrease air usage; compressor not large enough for
tool’s requirement.
Check tool or hose for air leak.
Piston rings are worn Replace piston rings; air inlet filter is blocked, call customer
service for assistance.