Why do stations turn on when they are not supposed to on my Orbit 91874?
If stations on your Orbit Timer are activating unexpectedly, the issue might be due to excessive water pressure, more than one programmed start time, an incorrect AM/PM setting, or the activation of the B program.
Why do valves continue to turn on and off when they are not programmed on Orbit 91874 Timer?
If the valves on your Orbit Timer are turning on and off erratically outside of the programmed schedule, the cause might be: * Multiple start times programmed with overlapping schedules. * Excessive pressure. * The B program is activated.
Procedure for connecting sprinkler valve wires to the timer terminals.
Detailed explanation of how to wire electrical valves correctly.
Instructions for connecting the timer to a power source.
Guide to setting the current time of day on the timer.
Instructions for entering the correct date on the timer.
How to configure the desired start times for watering cycles.
Setting the duration each station will water.
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