Control Valve Troubleshooting Guide - 3M 3MWTS100 Installation And Operating Instructions Manual

Problem
1. Timer does not display time of day
2. Timer does not display correct time
of day
3. No softening/fi ltering display when
water is fl owing
4. Control Valve regenerates at wrong
time of day
5. ERROR followed by code number
Error Code 1001 - Unable to recognize start of
regeneration
Error Code 1002 - Unexpected stall
Error Code 1003 - Motor ran too long, timed out
trying to reach next cycle position
Error Code 1004 - Motor ran too long, timed out
trying to reach home position
If other Error Codes display, contact the factory
6. Control valve stalled in regeneration
7. Control valve does not regenerate
automatically when "REGEN" button
is depressed and held
8. Control valve does not regenerate
automatically but does when "REGEN"
button is depressed
SECTION 5: CONTROL VALVE TROUBLESHOOTING GUIDE
Possible Cause
A. AC Adapter unplugged
B. No electric power at outlet
C. Damaged AC Adapter
D. Damaged PC Board
A. Switched outlet
B. Power outage
C. Damaged PC board
A. Bypass valve in bypass position
B. Meter connection disconnected
C. Restricted/stalled meter turbine
D. Damaged meter
E. Damaged PC board
F. Meter wire not securely installed into connector.
A. Power outages
B. Time of day not set correctly
C. Time of regeneration incorrect
D. Control valve set at "ON" (which initiates an immediate
regeneration).
E. Control valve set at "NORMAL + on 0" (delayed and/or
immediate.
A. Control valve has just been serviced or unplug power
source jack (black wire) and plug back in to reset control
valve.
B. Foreign matter is lodged in control valve
C. High drive forces on piston
D. Control valve piston not in home position seconds
E. Motor not inserted fully to engage pinion, motor wires
broken or disconnected, motor damaged
F. Drive gear label dirty or damaged, missing or broken
gear
G. Drive bracket incorrectly aligned to back plate
H. PC board is damaged
I. PC board incorrectly aligned to drive bracket
A. Motor not operating
B. No electric power at outlet
C. Damaged AC Adapter
D. Damaged PC board
E. Broken drive gear or drive cap assembly
F. Broken piston retainer
G. Broken main or regenerant piston
A. AC Adapter unplugged
B. No electric power at outlet
C. Broken drive gear or drive cap assembly
D. Damaged PC board
A. Bypass valve in bypass position
B. Meter connection disconnected
C. Restricted/stalled meter turbine
D. Damaged meter
E. Damaged PC board
F. Set-up error
G. Meter wire not security installed into connector.
A. Connect power
B. Repair outlet or use working outlet
C. Replace AC Adapter
D. Replace PC Board
A. Use uninterrupted outlet
B. Reset time of day
C. Replace PC board
A. Put bypass valve in service position
B. Connect meter to PC board
C. Remove meter and check for rotation or foreign material
D. Replace meter
E. Replace PC board
F. Verify meter wire installed securely into three pin connector labeled
METER.
A. Reset control valve to correct time of day
B. Reset to correct time of day
C. Reset regeneration time
D. Check program setting and reset to NORMAL (for a delayed regen-
eration time.
E. Check program setting and reset to NORMAL (for a delayed regen-
eration time.
A. Press NEXT and REGEN for 3 seconds
B. Check piston and spacer stack assembly
C. Replace piston(s) and spacer stack assembly
D. Press NEXT and REGEN for 3 seconds or unplug power source jack
(black wire) and plug back in to reset control valve
E. Check motor and wiring. Replace motor if necessary
F. Replace or clean drive gear
G. Reseat drive bracket properly
H. Replace PC board
I. Ensure PC board is correctly snapped on to drive bracket
A. Replace motor
B. Repair outlet or use working outlet
C. Replace AC Adapter
D. Replace PC board
E. Replace drive gear or drive cap assembly
F. Replace drive cap assembly
G. Replace main or regenerant piston
A. Connect AC Adapter
B. Repair outlet or use working outlet
C. Replace drive gear or drive cap assembly
D. Replace PC board
A. Put bypass valve in normal operating position
B. Connect meter to PC board
C. Remove meter and check for rotation or foreign matter
D. Replace meter
E. Replace PC board
F. Check control valve set-up procedure
G. Verify meter wire installed securely into three pin connector labeled
METER.
5-1
Solution