TROUBLE SHOOTING CHART
SYMPTOM PROBABLE CAUSES REMEDY
Compressor will not Fault in electrical Let an electrician check
start automatically. installation. electrical installation.
a) current supply failure.
b) voltage drop.
c) motor starter faulty.
d) motor incorrectly
connected or faulty.
e) starter overload has Reset by depressing
tripped out. button.
f) Pressure switch Have pressure switch
defective. changed by an electrician.
g) Fuse blown. Check fuse rating - replace.
Fuses keep blowing. Inadequate size fuse Replace with reference to
installed. chart on page 4.
Fault in motor. Contact Clarke Service
Compressor unit Non-return valve leaking Disconnect from the mains
starts, but stops (compressor unit is on load supply and empty air
again after only a during start). receiver. Clean or replace
few revolutons. Non-return valve blocked, non-return valve.
possibly frozen up. Thaw non-return valve out
(Unit must be installed in
frost-free place).
Solenoid valve leaking or Contact Clarke Service
defective (only applies to Department
10 hp machines and above).
9
IMPORTANT!
1. Any remedial work that may be required must be carried out by a qualified
electrician/engineer.
2. Disconnect from the mains supply before removing any parts from the
compressor.
3. Empty Air Receiver of Air before dismantling any part of the compressor unit’s
pressure system.
4. If your compressor develops a fault do not use until the fault has been rectified.
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