Culligan Mark 100 Service Manual

Troubleshooting Guide
PROBLEM CAUSE SOLUTION
1. Unit has blank display.
2. Softener fails to automatically
initiate a regeneration.
3. Regeneration occurs at
incorrect time.
A. Display is set to blank after 1
minute of no activity.
B. Unit has no power.
C. Defective plug-in transformer.
A. Electrical service to the unit has
been disrupted.
B. Soft-Minder
®
meter not properly
recording total gallons used.
The flow meter connection and
operation can be verified using
the test mode setting on the
circuit board.
C. Aqua-Sensor
®
probe not sensing
hardness front.
The Aqua-Sensor
®
connection
and operation can be verified
using the test mode setting on
the circuit board.
D. Incorrect programming.
A. Timer setting incorrect.
B. Timer flashing.
C. Circuit board set to immediate
regeneration.
D. Incorrect programming.
i. Refer to the 'Programming'
section to disable the display
blanking
i. Verify that unit is connected to
a constant power source. (Not
an outlet on a switch)
i. Replace plug-in transformer.
i. Verify that unit is connected to
a constant power source. (Not
an outlet on a switch)
i. Verify that meter cable is
plugged into circuit board.
ii. Verify that meter cable is
snapped into flow meter
housing.
iii.Verify that flow meter has not
become plugged with debris.
i. Verify that Aqua-Sensor
®
connector is properly con-
nected to circuit board.
ii. Verify that the Aqua-Sensor
®
probe is working. Clean probe
if necessary.
i. Refer to the 'Programming'
section and verify all settings.
i. Reset timer.
i. Reset timer and verify that unit
is connected to a constant
power source.
i. Set circuit board to delayed
regeneration by flipping dip
switch 6 to the OFF position.
i. Refer to the 'Programming'
section and verify all settings.
TROUBLESHOOTING GUIDE 19

Culligan Mark 100 Specifications

General

Brand	Culligan
Model	Mark 100
Category	Water Dispenser
Language	English