WaterBoss Filter Owner’s Manual
6/13/2012
32
Troubleshooting
Problem
Possible Cause
Solution
Electric cord is unplugged
Plug in the transformer
No electric power at outlet
Check power source. Make sure outlet is not
controlled by a switch
Defective transformer
Test with volt meter for 12 VAC at control. If
less than 10 VAC or greater than 14 VAC,
replace the transformer
Defective circuit board
With 12 VAC present at controller, replace
the controller
No read-out in display
High ambient room temperature. If the
temperature exceeds 120°F (49°C), the
display will blank out. This does not affect the
operation of the controller
No action necessary
Controller not attached properly
Make sure the controller is pushed all the
way onto the drive end cap
Defective magnet disk
Replace magnet disk
Foreign object in valve body
Remove foreign object(s) from the valve
body
Appliance stays in
regeneration
Broken valve assembly. Motor running
Repair the drive end cap
Restricted, frozen, or pinched drain line
Remove restriction, thaw, or straighten drain
line
Plugged regenerant line, regenerant line flow
control, or air check/draw tube
Clean flow control, air check/draw tube, and
regenerant line
Plugged injector assembly
Clean or replace injector. Replace throat if
removed
Excess water in
regenerant cabinet.
Should be approximately
3–4 inches (8–10 cm)
Sticking regenerant refill valve
Remove valve. Check for obstruction
Magnet disk defective
Replace magnet disk
Not regenerating in
proper sequence
Defective controller
Replace controller
Summary of Contents for 900CF
Page 35: ...Notes...
