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TROUBLESHOOTING
706 Control - Error Codes
Problem
Err 1 is displayed .
Program settings have been corrupted .
Err 3 is displayed .
Control does not detect the camshaft position and is
returning to the service position .
Camshaft is not turning during Err 3 display .
Camshaft is turning more than five minutes to find the
service position:
System
Problem
Salt tank overflow.
Flowing or dripping water at drain or salt line
after recharge .
Hard water leakage after recharge .
Valve will not draw brine .
Control will not recharge automatically .
Control recharges at wrong time of day .
Intermittent salt draw .
No conditioned water after recharge .
Backwashes or rinses at excessively low or
high rate .
Runs out of conditioned water between
recharges .
Flow indicator on control does not display
service flow.
Possible Cause
Possible Cause
Loose salt line connection .
Drain line restricted with debris .
Debris is preventing #4 valve disc from
closing .
Worn #4 valve disc .
Improper recharge .
Leaking of external bypass valve .
O-Ring around riser pipe damaged .
Restricted drain line .
Injector plugged .
Debris is preventing valve discs from closing .
AC adapter or motor not connected .
Defective motor .
Meter clogged with debris . Unit will recharge
every 7 days anyway .
Time of Day set incorrectly .
Low water pressure .
No salt in salt tank .
Injector plugged .
No drain line flow control.
Restricted drain line .
Control improperly programmed .
Bypass valve in bypass position .
Meter cable dislodged from valve .
Meter clogged with debris .
Solution
Press any key . If Err 1 does not clear, replace control .
Wait until the control returns to the service position . Flashing
hourglass in the display indicates that the motor is running
Check that motor is connected . Verify that the motor wire
harness is connected to motor and controller module . Verify
that optical sensor is connected and in place . Verify that
motor gear has engaged the camshaft .
If everything is connected, replace components in this order:
1 . Motor Assembly, Optical Sensor
2 . Control
Verify that optical sensor is in place and connected to wire .
Inspect for debris in the camshaft slots .
If motor continues to rotate indefinitely, replace the following
components in this order:
1 . Optical Sensor
2 . Control
Ensure all salt line connections are tight .
Clean drain control .
Remove debris .
Replace valve discs .
Repeat recharge after making certain correct
salt dosage was set .
Replace bypass valve .
Replace O-ring .
Remove restriction .
Clean injector and screen .
Remove foreign matter from valve discs .
Connect power .
Replace motor .
Remove and clean meter .
Set the correct Time of Day .
Maintain a minimum of 20 psi
(1 .3 bar) feed .
Add salt to salt tank .
Clean injector and screen .
Install drain line flow control.
Remove restriction .
Verify salt dosage .
Remove bypass valve from bypass .
Fully insert meter cable into valve .
Remove and clean meter .
Solution
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