| PROBLEM |
POSSIBLE CAUSE |
CORRECTION |
| Some valves don't operate. |
Solenoid defective |
Test & replace as required |
| Loose wire connections |
Secure wire connections
Check for continuity |
| No valves operate |
Function Switch in "OFF" or "STOP" position |
Set switch to "RUN" or "MANUAL" position |
| Solenoid defective |
Test & replace as required |
| Loose wire connection |
Secure wire connections
Check for continuity |
| Day set to "OFF" |
Check current day in display. Set dial to correct day and check setting. |
| "Skip Days" incorrectly set |
Check and reprogram. See section 11.0 |
| "Start Times" set to "OFF" |
Reprogram "Start Times" |
| Watering at wrong times |
"Current Time" of day incorrectly set |
Check and reset "Current Time" |
| "Start Times" incorrectly set |
Check and reset all "Start Times." See section 11.0 |
| Display blank |
No power |
Check circuit breaker panel
Check wiring, connections
Transformer plugged in? |
| Program won't display |
Wrong function setting |
Function Switch must be in "Run or Manual" setting |
| Controller is in watering cycle |
Check or change program with Function switch in "Set Programs" |
| Incorrect display (After a power outage or after being plugged in.) |
Battery is weak or missing |
Remove AC power and battery for 1 minute. Replace battery, restore power and reprogram |
| Waters on wrong days |
Weekly or "Skip Days" schedule incorrectly set. |
Reprogram. See section 11.0 |
| Display is flashing |
Excessive load |
Check max. ratings, see section 6.0 |
| Shorted solenoid or field wiring |
Check solenoids and wiring, see beginning of this section |
| Valve won't turn off (Function switch "Off") |
Mechanical override. (Manual bleed is on) |
Turn solenoid on top of valve fully clockwise |
