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Troubleshooting
306556S 13
Troubleshooting
Problem Cause Solution
Low flow or air sucked into pump or
under inductor plate.
1. Open inductor plate vent
2. Loose inductor plate sleeve lock-
ing nut
3. Worn inductor seals
1. Close the inductor plate.
2. Tighten the locking nuts.
3. Replace seals; See Parts Draw-
ing Page 16.
Failure of snap-valve or air-assist
valve
Worn o-rings or seals
Remove valve, place in vise, disas-
semble and replace parts as
needed.