Voltage Check of Station Output
1)
Check to see if a rain sensor or other shut-off device is
connected to the controller. If so, disable or disconnect
the sensor before performing further troubleshooting.
2)
Remove cover of controller to expose terminal strip.
3)
Turn controller to manual mode and activate the station
or master valve (MV) to be checked.
4)
Touch (insert) one probe to the terminal labeled COM
(for common).
5)
Touch the other probe to the terminal of the station
(or MV) to be checked.
6)
Check the reading on your multimeter.
Acceptable range:
24-28V (AC)
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SET METER TO
PROBE
CONNECTIONS
BLACK
COM
RED
V
ñ
V
AC
RB.DM400.TGuide.mech 2/3/03 10:17 AM Page 9
