Troubleshooting your irrigation system timer.

Timers

Problem

Cause

Solution

Watering cycle repeats

Multiple start times set

 
Season adjust is set at more than 100%

Check program and turn off all but one start time

 Reset Season Adjust

Fuses blow regularly

Faulty valve solenoid

 Damages or shorted wiring

 Faulty timer

Replace solenoid

 Inspect and repair wire

 Replace timer

LED display is blank

No power to timer

 Faulty transformer

 Blown fuse

Check outlet for power

 Replace transformer

 See above (fuses)

Lawn is not watered

Timer is off

 Blown Fuse

 Damaged timer/valve wiring

 Faulty transformer, timer or rain sensor device

 Program incorrect

Turn timer on

 See above (fuses)

 Repair wire

 Replace timer, sensor or transformer

 Check timer program

On zone does not function

Damaged wiring at timer or one manifold

Repair wiring

No water to one or all zones

Damaged wiring at timer and zone

Repair wire

Article Title:
Troubleshooting your irrigation system timer.
Article Summary:
Problems, causes and solutions for your timer.
Article Date:
11/1/2013
Article ID:
979
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