Troubleshooting - GE OSMONICS E4 Series Installation, Operation And Maintenance Manual

2.22

Troubleshooting

This troubleshooting guide can assist you in identifying common operating problems you
may experience with your machine. Many of these problems can be easily corrected by the
operator, however, for those that persist or are not understood, you should contact the
GE Customer Support Center. Have the following information available when calling the
Customer Support Center:
1. Machine installation date
2. Model number
3. Serial number
4. Weekly log sheets
5. Detailed description of problem.
T R O U B L E S H O O T I N G G U I D E
PROBLEM
Low Operating
Pressure
POSSIBLE CAUSE
Insufficient feed water pressure
or flow
Clogged pre-filter
High flow rates
Dirty or fouled membrane
elements
Solenoid valve not opening
22
SOLUTION
Open the feed pressure, open the
feed water valve, check for
restrictions
Replace the cartridge.
Close the concentrate valve, check
the permeate and concentrate flow
rates and adjust if necessary.
Excessive permeate flow may indi-
cate a damaged O-ring.
Flush and clean the membrane
elements.
Clean or replace the solenoid valve.