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TANK TROUBLESHOOTING
03
Symptom
Air escaping from
regulator po.
Pressure dropping
slowly on regulator.
Fluid or air leak
at lid gasket.
Paint tends to settle
rapidly in tank.
Gauge not registering
air pressure.
Safety valve Popping
out.
Possible Cause
1. Broken or damaged
diaphragm in tank
regulator.
1. Diy or worn valve
seat in regulator.
2. Loose air ttings
leaking air.
1. Defective lid gasket.
2. Wing screw loose.
3. Di or foreign object
between gasket and rim.
1. Paint not mixed or
thinned suciently.
1. Air pressure tuned o.
2. Defective pressure
gauge.
1. Tank pressure too high.
2. Defects safety valve.
Solution
1. Replace tank
regulator.
1. Replace tank regulator.
2. Tighten loose air
ttings or remove
and re-install with
new pipe thread tape.
1. Replace lid gasket.
2. Tighten wing screws
evenly.
3. clean rim and gasket.
1. Mix or thin paint
according to
manufacturer’s
instructions.
1. Tum air pressure on.
2. Replace pressure
gauge.
1. Reduce tank pressure
to 25-30 psi.
2. Replace safety valve.
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