12
PROBLEM
CAUSE
CORRECTION
1. No display on
PC board
A. No power at electric outlet
A. Repair outlet or use working outlet
B. Control valve power adapter not plugged into
outlet or power cord end not connected to PC
board connection
B. Plug power adapter into outlet or connect
power cord end to PC board connection
C. Improper power supply
C. Verify proper voltage is being delivered to
PC board
D. Defective power adapter
D. Replace power adapter
E. Defective PC board
E. Replace PC board
F. Depleted battery
F. See Operating Display and Maintenance section
2. PC board does not
display correct time
of day
A. Power adapter plugged into electric outlet
controlled by light switch
A. Use uninterrupted outlet
B. Tripped breaker switch and/or tripped GFI
B. Reset breaker switch and/or GFI switch
C. Power outage
C. Reset time of day. If PC board has battery
back up present the battery may be depleted.
See front cover and drive assembly drawing
for instructions.
D. Defective PC board
D. Replace PC board
3. Display does not
indicate that water is
flowing. Refer to user
instructions for how the
display indicates water
is flowing.
A. Bypass valve in bypass position
A. Turn bypass handles to place bypass in
service position
B. Meter is not connected to meter connection on
PC board
B. Connect meter to three pin connection labeled
METER on PC board
C. Restricted/stalled meter turbine
C. Remove meter and check for rotation or
foreign material
D. Meter wire not installed securely into three
pin connector
D. Verify meter cable wires are installed securely
into three pin connector labeled METER
E. Defective meter
E. Replace meter
F. Defective PC board
F. Replace PC board
4. Control valve
regenerates at wrong
time of day
A. Power outage
A. Reset time of day. If PC board has battery
back up present the battery may be depleted.
See front cover and drive assembly drawing
for instructions.
B. Time of day not set correctly
B. Reset to correct time of day
C. Time of regeneration set incorrectly
C. Reset regeneration time
D. Control valve set at “on 0” (immediate
regeneration)
D. Check programming setting and reset to
NORMAL (for a delayed regen time)
E. Control valve set at “ on 0”
(delayed and/or immediate)
E. Check programming setting and reset to
NORMAL (for a delayed regen time)
5. Time of day flashes on
and off
A. Power outage
A. Reset time of day. If PC board has battery
back up present the battery may be depleted.
See front cover and drive assembly drawing
for instructions.
6. Control valve does not
regenerate automatically
when the correct button(s)
is depressed and held.
For timeclock valves the
buttons are
▲
&
▼
.
For all other valves the
button is REGEN.
A. Broken drive gear or drive cap assembly
A. Replace drive gear or drive cap assembly
B. Broken piston rod
B. Replace piston rod
C. Defective PC board
C. Defective PC board
D. Cover installed incorrectly
D. Reinstall cover
TROUBLESHOOTING GUIDE
Содержание IMP-844
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