Fault Finding - MGF S-GH017 Manual De Instrucciones De Funcionamiento Y Mantenimiento

PROBLEM
Compressor does not
start, or stops and does
not start again.
Compressor does not
start.
Compressor does not
reach set pressure and
overheats easily.
Air leaking from pressure
switch valve when
compressor is not
running.
Air pressure from
regulator does not
adjust.
Compressor operating,
but no air from outlet.
MGF Silent compressors operating
instruction manual

FAULT FINDING

PROBABLE CAUSE
Bad connections.
Blown fuse.
Overload cut-out switch has
tripped.
Air receiver charged
Inlet air filter is blocked.
NOTE: It is also possible that
more air is being required than
compressor is capable of
delivering.
Faulty non-return valve.
Diaphragm inside regulator
body is broken.
Inlet air filter blocked.
Pressure regulator closed.
Drain valve open.
Bleed pipe (from pressure
switch to non-return valve)
broken or disconnected.
REMEDY
Check all electrical connections.
Clean and tighten as necessary.
Open drain valve to expel air.
Compressor should start again
when pressure reduces to
approx 95 psi.
Open the compressor and
replace oil filler/air filter plug.
First drain all air completely
from receiver. Clean or replace
the non-return valve.
Replace regulator.
Replace oil filler/air filter plug.
Turn regulator clockwise to set
required pressure.
Close drain valve.
Reconnect or replace bleed
pipe.
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