Graco ChemSafe 307 Instructions - Parts Manual page 17

Problem Problem Problem
Pump exhausts excessive air at
stall.
Pump leaks air externally.
Pump leaks fluid externally.
334793E
Tel: 866-777-6060
Fax: 866-777-6383
Cause Cause Cause
Spool valve seals are worn or
damaged.
Fluid covers are loose.
Diaphragm is damaged.
Manifold fittings are loose
Fluid covers are loose.
Diaphragms are damaged.
Springer Pumps, LLC
Troubleshooting
Solution Solution Solution
Replace.
Retorque.
Replace.
Retorque.
Retorque.
Replace.
Website: www.springerpumps.com
Int'l: +001 267 404 2910
17