PROBLEM
POSSIBLE CAUSE
CORRECTION
Some valves don’t
Solenoid defective
Test & replace as required.
operate
Loose wire connection.
Secure wire connections.
Check for continuity.
No valves operate
Function Switch Off
.
Set switch to Run
.
Solenoid defective.
Test & replace as required.
Loose wire connection.
Secure wire connections.
Day set to “OFF.”
Check current day in display.
Set dial to correct day and
check setting.
“SKIP DAYS”
Check and reprogram.
incorrectly set.
See pages 14 & 15.
“Start Times” set to “OFF.”
Reprogram “Start Times”.
Watering at wrong times “Current Time” of day
Check and reset “Current
incorrectly set.
Time”, note AM or PM.
“Start Times”
Check & reset all “Start
incorrectly set.
Times”. See page 14.
Program values won’t
Wrong function setting.
Function Switch must be in
display
Run
position.
Controller is in watering
Check or change program
cycle.
with Function Switch in
Set Program
position.
Incorrect display
Battery is weak or missing.
Remove AC power and
following a power outage
battery for 1 minute. Replace
after being plugged in.
battery, restore power and
repeat steps on page 14.
Display blank
No power.
Check circuit breaker panel.
Transformer unplugged.
Plug in transformer.
2-amp fuse blown.
Replace fuse.
Troubleshooting the System
22
