Speedaire Site Boss Manual De Instrucciones De Operación Y Lista De Partes página 19

Speedaire Operating Instructions and Parts Manual
Model 1WC94
Troubleshooting Chart (Continued)
Symptom (s) Possible Causes (s)
Air leaks between
head and valve
plate
Pressure reading
on the regulated
pressure gauge
drops when an
accessory is used
Knocking Noise
Compressor is not
supplying enough
air to operate
accessories
Leaking seal
It is normal for "some" pres-
sure drop to occur
1. Possible defect in safety
valve
2. Defective check valve
1. Prolonged excessive use of
air
2. Compressor is not large
enough for air requirement
3. Hole in hose
4. Check valve restricted
5. Air leaks
6. Restricted air intake filter
Corrective Actions (s)
Contact a trained service technician
If there is an excessive amount of pres-
sure drop when the accessory is used,
adjust the regulator following the
instructions in the "Description of
Operation" paragraph in the
"Operation Section
NOTE: Adjust the regulated pressure
under flow conditions (while accessory
is being used)
Operate safety valve manually by
pulling on ring. If valve still leaks, it
should be replaced
2. Remove and clean, or replace
1. Decrease amount of air usage
2. Check the accessory air requirement.
If it is higher than the SCFM or pres-
sure supplied by your air compressor,
you need a larger compressor
3. Check and replace if required
4. Remove and clean, or replace
5. Tighten fittings
6. Clean or replace air intake filter. Do
not operate the air compressor with
the filter removed. Refer to the "Air
Filter" paragraph in the
"Maintenance " section
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