TROUBLE SHOOTING
No material at outlet. (Pump continuously cycles).
yEmpty material supply. Disconnect the air, replenish the material supply.
yForeign matter is holding foot valve seats open in lower pump tube assembly. Remove lower pump tube assem- bly and clean valve seats.
Pump operates sluggishly, tends to stick when air is applied or control is opened.
yAir motor is dirty or lacks lubrication. Clean air motor.
yInsufficient air pressure or volume of air. Check air supply.
Air bypasses through exhaust port.
yForeign matter is holding air valve open or lacks lubrica- tion. Consult factory for nearest Service Center.
Motor stalls.
yForeign matter in pump, hose, control valve or spray tip obstructing material flow. Check material supply hose and control valve or tip.
yAir not getting to pump. Check air supply.
PN
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