You could be missing the timer pins you could have a bad timer you could have no power to the timer or maybe even the timer is set wrong and it really is working but your not seeing it.
Pool filter timer not working.
A pool timer becomes an intermediary between the system and that source.
There are several reasons why your pool timer may be malfunctioning.
Usually your filter system will be plugged directly into a power source.
If your timer is 240v or the t104 model it will have 5 brass screws terminals underneath the plastic insulator cover.
How does a pool timer work.
For dial timers look at the timer and note the position of the dial.
There are many reasons why your pool timer may not be working.
You plug your system into the automatic pool timer and then the pool timer into your wall outlet.
Remember each electronic pool timer is a little different but this quick explanation should cover the most common pull open the door to the box watch for spiders.
Also note the position of the on pin and the off pin.
For automatic timers check to see if the lcd panel shows that the timer is set.
For extra safety shut off the pool breaker on the main home panel as well and lock the panel or place a large note to prevent someone else from turning the breaker s back on while you are working.
Timer pins can be missing or the timer could be defective.
You ll also need to check your skimmer basket.
In order to find the issue of your pool timer troubleshooting must be done to determine the problem.
If your swimming pool level is low the problem can usually be fixed by filling it up.
Check out the diagram below or see the wiring diagram which comes with a new timer or is printed on the door of the timer box.
So what you will need to do next is to troubleshoot your intermatic timer with a few steps.
Check the electrical supply to the swimming pool timer.
Find the on off button and switch the timer on time and date find the mode button press this button until you see set up and choose it.