18- ENG
tRoublesHootIng
note: troubleshooting problems may have similar causes and solutions.
PRobleM
PossIble cause
solutIon
excessive current
draw trips circuit
breaker of motor reset
switch
Low voltage/motor
overload
Check that power
supply is adequate and
that compressor is on
a dedicated circuit. If
using extension cord,
try using without.
If compressor is
connected to a circut
protected by a fuse, use
dual element time delay
fuses (Buss Fusetron
type “T” only).
Drive belt too tight
Readjust belt tension
Restricted air passages
Inspect and replace
transfer tubes or
check valve, as
required.
compressor stalls
Low voltage motor
Furnish adequate power.
Bad check valve
Replace the check
valve.
Seized pump
Contact authorized
service center.
low discharge
pressure
Air leaks
Tighten or replace
leaking fittings or
connections. Do not
overtighten.
Leaking valves
Contact authorized
service center.
Restricted air intake
Clean or replace air filter
element(s).
Blown gaskets
Contact authorized
service center.
Worn piston rings or
cylinder
Contact authorized
service center.
compressor pump
knocking
Loose engine pulley or
compressor flywheel
Retighten pulley
and flywheel. Check
alignment.
Low oil level in pump
crankcase
Keep oil at proper level
at all times.
Excess carbon on valves
or top of piston
Contact authorized
service center.
Summary of Contents for PXCM301
Page 12: ...12 ENG A Full B Add Fig 6 OPEN CLOSE F E...
Page 35: ...35 FR A Plein B Ajoutez Fig 6 F E OUVERT FERM...
Page 59: ...59 SP Fig 6 F E A Lleno B Agregor ABIERTO SE CIERRAN...
Page 74: ...NOTES...
Page 75: ...NOTES...
