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FAULT GUIDE
PAGE 44
Symptom
Fault
Recommendation(s)
11.1 WILL NOT
START
?
Electrical
fault.
9
Check power to starter.
9
Check emergency stop buttons are released.
9
Check for previous stop fault condition – high
air / gas temperature switches, low oil pressure
switch etc.
9
Check fuses within starter.
9
Check wiring connections to motor terminal.
9
Check continuity in motor windings.
?
Diesel engine fault
9
Check diesel engine handbook
?
Mechanical
fault.
9
Check via bell-housing inspection cover that
compressor is free to turn by hand.
11.2 CUTS OUT ON
START-UP
?
Motor overload set
too low.
9
Reset
overload.
?
Low
supply
voltage.
9
Check incoming supply for suitability.
?
Star/Delta
timer
setting incorrect.
9
Adjust timer period to suit.
?
Low oil pressure
switch operating.
9
See fault 'LOW OIL PRESSURE'.
9
See fault ‘STOPS SUDDENLY’.
9
Check override timer setting.
?
Low oil level switch
operating.
9
Check
switch.
9
Check oil level, refill as necessary.
?
Low inlet air / gas
pressure switch
operating.
9
See fault ‘STOPS SUDDENLY’.
9
Check override timer setting.
?
High inlet air / gas
pressure switch
operating.
9
See fault ‘STOPS SUDDENLY’.
?
Diesel engine fault
9
Check diesel engine handbook
11.3 LOW OUTPUT
?
Inlet filter dirty or
blocked.
9
Check condition of inlet filter element.
?
Inlet actuated valve
malfunction.
9
Check that valve is fully open.
?
DDV’s not closing
fully.
9
Confirm electrical supply to DDV solenoid valve.
9
Confirm DDV solenoid operation.
9
Check that solenoid valve gas supply pipework
is not damaged or blocked.
9
Check
1
st
stage separator for blockage at
solenoid valve gas supply connection port.
9
Check DDV diaphragms for damage.
9
Check DDV valves and seats for leaks.
?
Compressor
valve
malfunction.
9
Check
1
st
stage concentric valves for damage to
seats, springs and/or plates, particularly suction
items.
9
Check for damage to o-rings and/or seats on 1
st
stage valve covers.
?
Safety
valve
leaking.
9
Check all safety valves for leaks. DO NOT
ADJUST.
?
High air / gas
leakage into
crankcase.
9
Check for excessive wear of pistons, rings and
cylinders. Check 4
th
stage components first,
then progressively 3
rd
, 2
nd
and 1
st
.
?
Speed too low
9
Check for drive belts slipping.
9
Check speed of electric motor or diesel engine.
Summary of Contents for Reavell H5000 Series
Page 2: ......
Page 18: ...SAFETY PAGE 16...
Page 20: ...AMENDMENTS PAGE 18...
Page 22: ...COMPRESSOR LOG SHEET PAGE 20 REMARKS DATE REMARKS DATE...
Page 24: ...GENERAL DESCRIPTION AND OPERATION PAGE 22 4 6 LUBRICATION SCHEMATIC FLOW DIAGRAM...
Page 26: ...GENERAL DESCRIPTION AND OPERATION PAGE 24...
Page 36: ...OPERATION AND ROUTINE MAINTENANCE PAGE 34...
Page 44: ...DISMANTLING AND REASSEMBLY OF VALVES PAGE 42...
Page 50: ...FAULT GUIDE PAGE 48...
Page 72: ...PARTS LIST PAGE 70 93 95 1ST STAGE CONCENTRIC VALVE 9 8 6 5 4 2 1 3...
Page 74: ...PARTS LIST PAGE 72 96 97 2ND STAGE CONCENTRIC VALVE 2 1 3 4 5 6 5...
Page 80: ...PARTS LIST PAGE 78...
Page 92: ...ANCILLARY PARTS PAGE 90...
Page 94: ...STANDARD WIRING TERMINAL NUMBERS PAGE 92...
Page 95: ......