
Troubleshooting
Problem Possible Cause Solutio
No Display o PC Board
No power at electric outlet Repair outlet or use worki g outlet
Co trol valve Power Adapter ot
plugged i to outlet
Plug Power Adapter i to outlet
Defective Power adapter Replace Power Adapter
Defective Circuit Board Replace Power Head Assembly
Circuit Board does ot display
correct time of day
Power Outage Reset time of day
Power Adapter plugged i to electric
outlet co trolled by light switch
Tripped breaker switch a d/or tripped
GFI Reset breaker switch a d/ or GFI switch
Co trol valve rege erates at
wro g time of day
Power Outage Reset to correct time of day
Time of day ot set correctly Reset to correct time of day
Time of rege eratio set i correctly Reset rege eratio time
Time of day flashes o a d off
Press a y butto to stop the time of day
from flashi g
U it does ot rege erate
Electrical Service to u it is i terrupted
Use u i terrupted outlet. Reset time of
day
Power failure Reset time of day
E ter Master Programmi g mode a d
verify that the u it is co figured properly
Verify that days adva ce o mai di
If ot replace Power Head Assembly
U it does ot draw air i "BD"
cycle
I jector is plugged
ozzle
I jector scree is plugged Clea or replace i jector scree
Li e to drai is crimped or plugged Replace drai li e
Drai li e flow co trol is plugged Clea drai li e flow co trol
Li e pressure is too low
I crease li e pressure to
psi
I ter al co trol leak Replace seals a d spacers
Mai drive gear grooved Replace mai drive gear
Water to drai co ti uously
Motor stopped or jammed Replace motor if ecessary
Foreig material i co trol
Remove power head assembly a d
i spect bore. Remove foreig material
a d check co trol i various rege eratio
positio s
I ter al co trol leak Replace seals a d spacers
Mai drive gear grooved Replace mai drive gear
Air i house li e or at faucets
Iro Ge ie rege erati g at same time
as other equipme t is rege erati g
Reset to correct time of day a d verify
rege eratio time of all equipme t
Wor seals Replace seals a d spacers
Distributor O-ri g damaged Replace distributor O-ri g
I adequate water supply to meet
backwash requireme ts
Verify water supply a d proper flow rate
Co trol cycles co ti uously
Misadjusted, broke , or shorted switch
Determi e if switch or timer is faulty a d
replace it, or replace complete power
head assembly