Pulsafeeder Pulsar Series HypoPump Manual do Utilizador descarregar pdf (Página 13)

9

9. Troubleshooting Guide

Symptom

Probable Cause

Possible Solution

Pump does not

prime (product

side)

Purge relay not operational

Verify power is present at timing relay.

Valve flapper not actuating

Remove cover from valve assembly

and verify that solenoid is

actuating valve flapper.

Check valves fouled or damaged

Clean or replace suction and/or discharge

check valves as per pump IOM.

Power interruption

Check that power is connected to the AVA

Flapper worn or damaged.

Clean or replace flapper per

pump manual.

Low pump

delivery

Check valves fouled or damaged.

Clean or replace suction and/or discharge

check valves as per pump IOM.

Calibration or testing error

Evaluate cause and correct

Figure 6

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