TROUBLESHOOTING PROCEDURES 2
Problem
Cause
Solution
6. Valve stalled in
regeneration
a. Motor not operating
a. Replace motor
b. No power at outlet
b. Repair outlet or use working outlet
c. Defective transformer
c. Replace transformer
d. Defective PC board
d. Replace PC board
e. Broken drive gear or drive cap
assembly
e. Replace gear or drive cap assembly
f. Broken piston retainer
f. Replace drive cap assembly
g. Broken main or regenerant piston
g. Replace main or regenerant piston
7. Valve does not
regenerate
automatically when
REGEN button is
depressed
a. Transformer unplugged
a. Connect transformer and PC board power
b. No power at outlet
b. Restore power
c. Broken drive gear or drive cap
assembly
c. Replace gear or drive cap assembly
d. Defective PC board
d. Replace board
8. Valve does not
regenerate
automatically but
does when REGEN
is depressed
a. Bypass valve not in Normal Operating
Mode
a. See bypass diagrams
b. Meter disconnected
b. Reconnect to PC board
c. Obstructed meter turbine
c. Clear obstruction
d. Defective meter
d. Replace meter
e. Programming error
e. Review programming
f. Defective PC board
f. Replace board
9. Time of day flashes
on and off
a. Power has been out more than two
hours. Transformer was unplugged
from either wall outlet or from PC
board. NEXT and REGEN were
pressed to reset the valve.
a. Reset time of day
