Condux Gulfstream 35, Product Manual

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08785150

Troubleshooting

Machine Will Not Start

If the machine will not start, check the following:

I.  Fuel level

II.  Plugged fuel filter

III.  Low battery voltage

IV.  Loose battery cables

V.  Plugged air filter

VI.  Engine problems may have developed, refer 

to your engine manual

VII.  Defective  engine  oil  pressure  switch,  check 

continuity

VIII.  Bad compressor high discharge temperature 

switch. This switch is normally open. Check 
for continuity across both terminals.

Unplanned Shutdown

If the machine shuts down unexpectedly, check the 
following:

I.  Check  to  determine  if  compressor  oil  is  at 

proper level

II.  Check oil cooler for dirt, slush, ice on the fins, 

or any other obstructions to cooling airflow

III.  Make a thorough external check for any cause 

of shutdown such as broken hoses, oil lines, 
wires, etc.

IV.  Check compressor high discharge temperature 

switch;  it  should  normally  be  open.  The 
switch is located in piping on the bottom of 
sump tank.

V.  Check electric fan motor and wiring.

Sump  Pressure  Does  Not  Blow 
Down

If after the compressor is shutdown, pressure does not 
automatically  blow  down  (this  process  should  take 
about 1 minute), check for:

I.  Automatic  blow  down  valve  may  be 

inoperative.

II.  Blockage in air line form blow down valve to 

coalescer head.

III.  Orifice at blow down clogged.

Engine Overheating

If the engine is overheating, check the following:

I.  Check oil level.  Add oil if required.

II.  Air blockage into engine from blower side.

III.  Air blockage from exhaust side of engine.

IV.  Dirty oil in engine.