Filter
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SECTION 5 SERVICE mECH. INFORMATION
A. TROUBLESHOOTING
MANUAL ADVANCE DIAGNOSTICS
Use the following procedures to advance the filter
valve through the regeneration cycles to check op-
eration.
Remove the top cover to observe cam and switch op-
eration during valve rotation.
DISPLAY MUST SHOW TIME AND DAY
1. Press and hold the RECHARGE button for 3 sec-
onds until RECHARGE NOW flashes in the display
and the filter moves into the backwash cycle.
Be sure household water pressure (well system) is
maintained at a minimum of 20 psi. Adjust the
pump switch upward, if needed.
3. Press the RECHARGE button to move the filter
into fast rinse. Again, look for a drain flow rate about
the same as backwash.
4. To return the filter to service, press the RE-
CHARGE button once.
OTHER SERVICE
UNFILTERED WATER BYPASS (unfiltered water
"bleeds" into filtered water supply.
1. Missing or defective o-ring(s) at resin tank to
valve connection.
...If the motor does not run, check the motor and all
wiring connections.
2. Look for a fast flow of water from the drain hose
(see specifications, page 4-1).
...An obstructed flow indicates a plugged top dis-
tributor, backwash flow plug, or drain hose.
2. Defective rotor disc, seal or wave washer.
WATER LEAKS FROM DRAIN HOSE (during ser-
vice)
1. Defective rotor disc, seal, or wave washer.
2. Defective o-ring on disc shaft.
AUTOMATIC ELECTRONIC DIAGNOSTICS
The face plate has a self diagnostic function for the
electrical systems (except input power). The face
CODE
Err 01, Err 03
& Err 04
Err 05
plate monitors the electronic components and cir-
cuits for correct operation. If a malfunction occurs,
an error code appears in the face plate display.
POSSIBLE DEFECT
MOST LIKELY _ .... _ LEAST LIKELY
wiring harness or connection to position switch / switch / valve defect causing high torque /
motor inoperative
faceplate
PROCEDURE FOR REMOVING ERROR CODE FROM FACEPLATE: 1. Unplug transformer .... 2. Correct de-
fect .... 3. Plug in transformer .... 4. Wait for 12 minutes. The error code will return if the defect was not corrected. Press and hold the
RECHARGE button for 3 seconds as an alternate way to clear an error code.
5-3
Problems, Questions? Call 1-800-426-9345 Kenmore Water Line