Hit-products HDC Controller Manuel d'utilisateur télécharger pdf (Page 20)

20

ICONS ON THE THC DISPLAYTROUBLE SHOOTING GUIDE

No Display

information.

Display reads

“Sensor O ”.

Controller is irrigating at

incorrect start time.

Controller is operating

properly but valve or

valves do not activate.

Check AC Power Supply,

power at the controller

should be 24-26 VAC.

Check AC wiring. Check

power at wall plug.

Check Programming,

Day, Time, AM-PM.

Start Times and Active

Day.

Check both station and

common wiring and

connections between

controller and valves.

Check for 24 VAC at

valve solenoid.

Slide Rain Sensor switch

to “o ” or install a sensor

jumper wire on terminal

strip connecting “RS”

and “RS” terminals.

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