Table 3-1. Operator Troubleshooting Guide (Continued).
TEST OR INSPECTION
2. Mission normal product flow (Table 2-18 and 2-20) cannot be obtained.
Check product flowmeter.
a. Install the auxiliary flowmeter on the product hose (para. 2-35) and check accuracy of the panel
b. If the auxiliary flowmeter shows that the panel meter is inaccurate, operate the unit using the
auxiliary flowmeter reading and notify unit maintenance of the problem.
c. If the auxiliary flowmeter also indicates a low product flow, go to Step 2.
For new elements, skip Step 2.
Clean the RO elements.
a. Conduct routine cleaning (para. 2-25) and extend the detergent soak to 6 hours.
b. Conduct sodium bisulfite sanitization (para. 2-26) except double the amount of bisulfite and after the
30 minute circulation, soak for 30 minutes. Repeat alternating 30 minute circulation and 30 minute
soak for four hours.
c. Repeat routine cleaning (para. 2-25) without the extended soak.
d. Return to normal operation.
Check element lip seals.
Check all element lip seals (para. 3-28) for possible backwards installation. (All seals should be
installed with open end facing the chemical tanks.)
Replace RO elements.
TURBIDITY METER. Deleted
Change 12 3-17