Draper DA25/190 User Manual download pdf (Page 10)

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TROUBLE SHOOTING GUIDE

SYMPTOMS POSSIBLE CAUSES

Compressor will not start. Power cable faulty.

No power source.

Fuse blown.

Circuit breaker open.

Motor thermal overload faulty.

Pressure switch faulty.

Thermal overload trips. Pressure switch failure/motor overload.

Sudden loss of pressure when compressor shuts off.

Loose connections.

Safety valve leaking.

Faulty pressure regulation valve.

Noisy operation (knocking). Bearing Failure.

Air blowing from inlet. Broken inlet valve(s).

Low air output. Kinked hose.

Connections leaking.

Intake filter dirty.

Excessive belt wear (where fitted). Belt too loose/tight.

Pulley and flywheel misaligned.

Moisture in air output. Caused by high humidity.

Move to an area of less humidity.

Drain condensate.

Compressor runs continuously. Defective pressure switch.

IMPORTANT:

PLEASE NOTE ALL REPAIRS/ADJUSTMENTS SHOULD

BE CARRIED OUT BY A QUALIFIED PERSON.

POWER DIVISION HELP LINE:

(023) 8049 4344

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Draper DA25/190 User Manual Page 10