Runxin F67C1 - Page 36

MODEL F71B/F71G/F67C/F67G/N75A/N75B
34
5.Control
cycle
continuously.
A. Locating signal
wiring breakdown.
B. Controller damaged.
C. Foreign material
stuck the driving gear.
A. Check and connect
locating signal wiring.
B. Replace controller.
C. Take out foreign material.
6.Drain flows
continuously.
A. Internal valve leak.
B. When electricity fails
to supply, the valve is
in backwash or fast
rinse position.
A. Check and repair valve
body or replace it.
B. Turn off bypass valve and
restart when power on.
B. Controller Fault
Problem
Cause
Correction
1. All indictors
display on
front panel.
A. Wiring of display board
with control board
damaged.
B. Control board
damaged.
C. Transformer damaged.
D. Electrical service not
stable.
A. Check and replace
the wiring.
B. Replace control
board.
C. Check and replace
transformer.
D. Check and adjust
electrical service.
2. No display
on front panel.
A. Wiring of display board
with control board
damaged.
B. Display board
damaged.
C. Control board
damaged.
D. Electricity is
interrupted.
A. Check and replace
wiring.
B. Replace display
board.
C. Replace control
board.
D. Check electricity.