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symptom
Air escaping from
regulator port.
pressure dropping
slowly on regulator.
Fluid or air leak at
lid gasket.
paint tends to settle
rapidly in tank.
gauge not register-
ing air pressure.
safety valve pop-
ping out.
-10
-
tank troubleshooting
possible cause
1. Broken or damaged dia-
phragm in tank regulator.
1. dirty or worn valve seat in
regulator.
2. loose air fittings leaking air.
1. defective lid gasket.
2. Wing screw loose.
3. dirt or foreign object between
gasket and rim.
1. paint not mixed or thinned suf-
ficiently.
1. Air pressure turned OFF.
2. defective pressure gauge.
1. tank pressure too high.
2. defective safety valve.
solution
1. replace tank regulator.
1. replace tank regulator.
2. tighten loose air fittings 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 instruc-
tions.
1. turn air pressure ON.
2. replace pressure gauge.
1. reduce tank pressure to
25-30 psi (see page 7).
2. replace safety valve.
Model h6330 2
⁄
gallon paint tank
1
4
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