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TROUBLESHOOTING GUIDE (CONT'D)
PROBLEM
Restricted air intake.
Compressor isnot supplying enough air
to operate accessories.
CAUSE
Dirty air filter,
Prolonged excessive use of air.
Compressor is not large enough for air
requirement.
Excessive belt wear,
Restricted air intake filter.
Loose belt.
Hole in hose.
Check valve restricted,
Air leaks.
Belt is too loose or tight.
Loose pulley.
Pulley misalignment.
Squealing sound. Loose belt.
There is no oil in the compressor.
It is normal for "some" pressure drop to
occur.
Pressure reading on the regulated pres-
sure gauge drops when an accessory is
used.
Dirty or damaged regulator internalparts.
Regulator knob - continuous air leak.
Regulator will not shut off at air outlet.
CORRECTION
Replace filter.
Decrease amount of air usage.
Check the accessory air requirement. If
itis higherthan theCFM, SCFM or pres-
sure supplied by your air compressor,
you need a larger compressor,
Clean or replace air intake filter. Do not
operate the compressor in the paint
spray area.
Adjust belt tension.
Check and replace if required.
Remove and clean or replace,
Tighten fittings. (See "Air Leaks"section
of "Troubleshooting Guide".)
Adjust tension instructions. (See "Belt
Asjustment or Replacement" section in
this manual.
Check for worn keyway or pulley bore.
Also check for bent motor shaft. Re-
)lace parts if necessary.
Motor pulleyand flywheel mustbe inline
within 1/32". (See "Pulley and Flywheel
- Alignment" section in this manual,)
Adjust belt tension. (See "Belt Replace-
ment" section in this manual.)
Add oil to top of fill hole in base.
If there is an excessive amount of pres-
sure drop when the accessory is used,
adjust the regulator.
NOTE
Adjust the regulated pressure
under flow conditions (while the
accessory is being used),
Clean or replace regulator or internal
_arts.
13
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