CP Series Technical Manual
December 15, 2004
General Information
Page - 25
Rev. 3
Hard Water
Problem
Reason
Solution
1. Water meter disc
is not turning.
Non-conforming meter drive pawl.
Meter drive spring installed wrong.
No back pawl not installed.
Damaged tooth on the meter disc.
Damaged gear in the gearing stack.
Replace meter drive pawl.
Reinstall meter drive spring.
Install no back pawl.
Replace meter disc.
Regear Level 1 Assembly and
check allowable flow rates.
2. The unit will not
go into automatic
regeneration.
Water meter disc is not turning.
Control disc will not automatically
advance out of service position.
Damaged teeth on control disc.
See number 1 above.
Replace regeneration start
pawl.
Replace control disc.
3. No vacuum in
brine position.
Check stems missing or not working
correctly.
Plugged venturi.
Plugged backwash flow control.
Plugged brine elbow screen.
Replace or add check stems.
Clean out Level 3 venturi throat
and molded venturi nozzle (Do
not
use a paper clip!).
Clean out backwash flow
control.
Clean out brine elbow screen.
4. Short salting.
The brine drum is not level. The grid
system allows a water level no more
than 1" above the grid. If the brine drum
is not level, it may exceed this.
Level the brine drum.
5. Bridged salt in the
brine drum.
Salt has solidified in the drum.
Carefully move the salt around
to break up the mass of
solidified salt.
6. The bypass is
open.
An open bypass allows water to flow
around the system without any
treatment at all.
Close the bypass.
