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Runxin F79A-LCD User Manual

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MODEL 82602-F79A-LCD/82602B-F79B-LCD/82604-F82A-LCD/82604B-F82B-LCD
38
3.7. Trouble-Shooting
A. Control Valve Fault
Problem
Cause
Correction
1. Softener fails
to regenerate.
A. Electrical service to unit
has been interrupted.
B. Regeneration cycles set
incorrect.
C. Controller is defective.
D. Motor fails to work.
A. Assure permanent electrical
service (Check fuse, plug, pull
chain or switch).
B. Reset regeneration cycles.
C. Replace controller.
D. Replace motor.
2. Regeneration
time is not
correct.
A. Time of Day not set
correctly.
B. Power failure more than
3 days.
Check program and reset time of
day.
3. Softener
supply hard
water.
A. Bypass valve is open or
leaking.
B. No salt in brine tank.
C. Injector plugged.
D. Insufficient water
flowing into brine tank.
E. Leak at O-ring on riser
pipe.
F. Internal valve leak.
G. Regeneration cycles
not correct.
H. Shortage of resin.
I. Bad quality of feed water
or turbine blocked.
J. Adjusting bolt open.
A. Close or repair bypass valve.
B. Add salt to brine tank and
maintain salt level above water
level.
C. Change or clean injector.
D. Check brine tank refill time.
E. Make sure riser pipe is not
cracked. Check o-ring and tube
pilot.
F. Change valve body.
G. Set correct regeneration cycles
in the program.
H. Add resin to mineral tank and
check whether resin leaks.
I. Reduce the inlet turbidity, clean
or replace turbine.
J. Close the adjusting bolt.
4. Softener fails
to draw brine.
A. Line pressure is too low.
B. Brine line is plugged.
C. Brine line is leaking.
D. Injector is plugged.
E. Internal control leak.
F. Drain line is plugged.
G. Sizes of injector and
DLFC not match with tank.
A. Increase line pressure.
B. Clean brine line.
C. Replace brine line.
D. Clean or replace injector.
E. Replace valve body.
F. Clean drain line flow control.
G. Select correct injector size and
DLFC according to the P26
requirements.

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Runxin F79A-LCD Specifications

General IconGeneral
BrandRunxin
ModelF79A-LCD
CategoryControl Unit
LanguageEnglish

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