Problem
Problem
Problem
Cause
Cause
Cause
Solution
Solution
Solution
Diaphragm ruptured.
Replace. See standard or
Overmolded repair procedure.
Fluid in exhaust air.
Loose diaphragm plate.
Tighten or replace. See standard or
Overmolded repair procedure.
Worn air valve block, plate, pilot
block, u-cups, or pilot pin o-rings.
Repair or replace.
Pump exhausts excessive
air at stall.
Worn shaft seals.
Replace. See standard or
Overmolded repair procedure.
Air valve cover is loose.
Tighten screws.
Air valve gasket or air cover gasket
is damaged.
Inspect; replace.
Pump leaks air externally.
Air cover clamps are loose
Tighten clamps.
Pump leaks fluid
externally from ball check
valves.
Loose manifolds, damaged seal
between manifold and fluid cover, or
damaged gaskets.
Tighten manifold clamps or replace
seats or clamps.
Chattering.
Check valve balls not seating
properly/cleanly due to imbalance
between fluid inlet and outlet line
sizing. Noise is accentuated with
light viscosity fluids.
Reduce size/diameter of inlet line
relative to outlet line. Outlet line size
should not exceed pump size.
8
3A6780C
Tel: 866-777-6060
Fax: 866-777-6383
Springer Pumps, LLC
Website: www.springerpumps.com
Int'l: +001 267 404 2910
