Service: Manually Initiated Electronic Diagnostics
Turbine Switches | 1 | To enter diagnostics, press and hold the SELECT button until (000 – | ||
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| A The first 3 digits indicate water meter operation as follows: | |
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| ■000 (steady) = soft water not in use…no flow through the meter. | ||
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Water | Switch (B) |
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| ■ 000 to 199 (continual) = repeats display for each gallon of water passing through the meter. | |||
Meter (A) |
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| Position |
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| switch | Sensor |
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| housing |
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| Turbine |
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| Valve | Turbine |
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| support & | |
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| outlet | |
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| shaft | |
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If you don’t get a reading in the display, with faucet open, pull the sensor from the valve outlet port. Pass a small magnet back and forth in front of the sensor. You should get a reading in the display. If you get a reading, shut off water supply, unhook the in and out plumbing and check the turbine for binding.
B The letter (P) and dash(es) indicate POSITION switch operation. The letter appearing means the switch is closed; the dash means the switch is open. Use the TOUCH or HOLD (RECHARGE TONIGHT– RECHARGE NOW) button to manually advance the valve into each cycle and check correct switch operation.
CORRECT SWITCH |
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DISPLAYS | VALVE CYCLE STATUS |
—— Valve in service, fill, brining, backwash or fast rinse position.
— P | Valve rotating from one position to another |
C While in this diagnostic screen, the following information is available and may be beneficial for various reasons. This information is retained by the computer from the first time electrical power is applied to the control.
CODE | ■ Press and hold the UP button to display the number of days this control has had electrical power |
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■Press and hold the DOWN button to display the number of regenerations initiated by this control since the SR code number was entered.
2 Press the SELECT button and hold in three seconds until a Service Rating code appears in the display. Repeat this step if the SR code is not displayed.
For correct water softening system operation, the SR number must be SR17 for model GNSF23Z, SR18 for model GNSF18Z and SR35 for model GNSF35Z.
To reset the code, press the UP or DOWN button until the correct number shows.
3 Press SELECT to return to the present time display. If the code was changed, make ALL the timer settings.
NOTE: If the control is left in a diagnostic display or a flashing display when setting times or hardness, present time automatically returns if a button is not pressed within four minutes.
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Safety Instructions
Operating Instructions
Troubleshooting Tips
Customer Service
