Table 2-2. Unit Troubleshooting - continued
TEST OR INSPECTION
CHEMICAL FEED METERING PUMP ASSEMBLY - continued
INADEQUATE FLOW OF CHEMICALS - continued.
If there are no leaks, repair defective diaphragm pump. Refer to paragraph 2-69
If three-way ball valve leaks, replace faulty valve. Refer to paragraph 2-61.
PUMP IS NOISY.
Check that chemical feed pump is secured to ROWPU frame
If pump is secure, go to step 2.
If pump is not secure, secure pump.
Check that pump motor is secured to chemical feed pump.
a. If motor is not secure, secure motor.