Sandpiper Diaphragm Pump S30B1X1AAAS000.

Shut off the compressed air line

Disconnect the air line from the pump

Remove manifolds and outer chambers

Remove diaphragm assemblies from diaphragm rod

Ensure no pipe wrench or similar tool is used to remove assembly from rod

Use soft jaws in a vise to prevent diaphragm rod damage

Is an air line lubricator installed?

Lubricator Setting Verification

Enter the current lubricator setting (drops per SCFM)

Enter the air consumption of the pump (SCFM)

Is the lubricator set to deliver one drop of SAE 10 non-detergent oil for every 20 SCFM?

Consult the Performance Curve to verify air consumption

Is the pump operating without sluggishness or stalling?

Shut off the compressed air line

Disconnect the air line from the pump

Flush the pump after each use if used for materials that tend to settle out or solidify

Inspect all fasteners for loosening caused by gasket creep

Retighten loose fasteners to prevent leakage, following recommended torques

Inspect all suction-side gaskets and pipe connections for air leakage

Check all suction screens or strainers and clear any obstructions

Inspect the air exhaust muffler for blockage, icing, or presence of pumped fluid

Inspect the air exhaust piping routing for safe containment in the event of diaphragm rupture

Is the pump operating erratically or has it stopped?

Inspect the air exhaust muffler for blockage or icing

Clean or de-ice the muffler screen as required

Is there water in the compressed air supply?