Water softener trouble shooting, Just installed unit and water is not soft, Water tastes salty or brine tank fills with water – Star Water Systems S15DC39DR User Manual
Page 12: What to check how to correct

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STAR WATER SYSTEMS
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wATER SOFTENER TROublE ShOOTINg
JUST INSTALLED UNIT AND WATER IS NOT SOFT
WHAT TO CHECK
HOW TO CORRECT
Has unit been properly installed
Re-read instructions to see that all steps were followed.
Bypass in plumbing
On a 3-way bypass valve system, open valves on piping coming
into and out of softener. The valve in between MUST be closed
and in good condition. Most units include a bypass valve which
is connected to the control valve. Make certain that it is in the
service position.
Is unit piped in backwards
Check arrows where pipe threads into valve head and make sure
water is flowing consistent with the direction arrows are point-
ing.
Hot water tank hardness
Allow sufficient time for hardness that has built up in your water
heater and pipes to run through system. Repeated flushing of the
water heater tank can also be done.
Is there resin in tank
Softeners ship with resin already in the tank. Make sure the resin
has not been emptied or dumped. Put a trouble light behind resin
tank and you should be able to see the resin through the mineral
tank. The tank should be approx. 2/3 full.
Valve head is not working correctly and causing water
not to flow through softener
Shut off water supply, de-pressurize the unit*, unscrew the valve
head from unit and exchange it.
Softener has been undersized and does not effectively
remove the amount of hardness in your water
Draw a sample of untreated water before it goes through the
softener and a sample of treated water after the softener. Have the
samples analyzed to see if any hardness is being removed.
Water flow rate going through the softener is not allow-
ing time for the unit to soften
Open an outside faucet and fill a measured bucket up with water
for 1 minute. The amount of gallons in the bucket tells you how
many gallons per minute are being run through the softener. Call
1-800-545-2206 to see what the GPM limit is on the specific unit
you have purchased. Add a flow control accessory to your unit if
needed.
*To depressurize the unit, refer to valve instructions for your particular unit.
WATER TASTES SALTY OR BRINE TANK FILLS WITH WATER
WHAT TO CHECK
HOW TO CORRECT
Is backwash water flowing freely down to drain with an
air gap and no back siphoning
Put valve into “Backwash” position and follow water flow down
to drain. If over 20 ft., use 3/4” (or larger) drain tubing. Drain line
should be no more than 8 ft. lift.
Brine salt tube and connections not allowing salt solu-
tion into mineral tank to regenerate
Visually check tubing for cracks or kinks. Check fittings for proper
assembly and tightness as shown in the diagram.
Brass
Compression
Nut
Brass
Insert
Plastic
Ferrule
Poly
Tubing
IL0707
Injector or injector screen plugged
Put softener in bypass position and de-pressurize the unit by put-
ting into “Backwash” position. There will be 2 screws on neck of
valve where the salt rinse line goes into softener, remove the 2
screws and clean screen and remove any chunks of salt, etc.