Clarke PEVH11C50 Operating & Maintenance Instructions - Page 11
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SYMPTOM
Unusual noise from
compressor.
Compressor becomes Insufficient ventilation
too hot.
PROBABLE CAUSES
Bolts loose.
V-Belt flywheel or cooling
coil touching belt guard
Flywheel loose.
Unit installed on an
unsuitable base.
Bearings, piston rings or
cylinder worn.
Valve broken.
Bearings of electric motor
worn.
Oil level too low (check
2 or 3 times after stopping).
Wrong direction of
rotation.
Fault in valves (machine
not stopping).
Blown head gasket (machine
not stopping).
Dirt on cooling fins or
suction filter.
Unit working at too high
a pressure
Non-return valve partly
blocked.
Compressor being
overworked and
running continuously.
11
REMEDY
Tighten Bolts.
Find place of contact and
remedy fault.
Tighten flywheel.
Move unit to a more solid
base.
Contact Clarke Service
Department
Contact Clarke Service
Department
Contact Clarke Service
Department.
See that sufficient air is
supplied to flywheel or
fan of compressor and
that hot air is properly
vented.
Fill with oil - see Page 6.
Cooling air from flywheel
fan must blow against
compressor.
Contact Clarke Service
Department
Contact Clarke Service
Department
Clean cooling fins and
suction filter.
Contact Clarke Service
Department.
Clean or thaw out non-
return valve.
Use a larger compressor