Troubleshooting - Bradley SN2003 Manual Del Usaurio

SN2003, SN2023 - Infrared
Troubleshooting – Solenoid Valve: Part nos. S07-067-DC (closed body)
& S07-067A-DC (thru body)
Turn off water supplies to the unit before troubleshooting.
Item Qty. Part No.
1 1 118-334
1 1 118-334A
2 1 S27-352
3 1 125-165
Problem Cause
An individual Internal
operating cartridge
station fails failure .
to shut off
and drips .
An individual A failed
operating cartridge for
station fails the valve or
to turn on . loose electrical
connection to
the terminal .
10
Description
Valve Body, ¼" Closed
Valve Body, ¼" Thru
Cartridge
O-Ring, #2-013
Replace cartridge S27-352 .
Test the station to determine the cause .
1 . 1 . Disconnect the wires from the cartridge of an adjacent valve . Disconnect the wires from
the problem valve and reconnect to the adjacent valve .
2 . 2 . Turn on electrical and water supplies to the unit . Pass your hand in front of the sensor of
the problem station, and the adjacent station should turn on .
If the adjacent station turns on and cycles normally, replace the cartridge on the problem valve .
If the adjacent valve fails to turn on, inspect the wires from the sensor cable and do the following:
• make sure there are no breaks and that the fully insulated disconnect terminals are
firmly crimped in place;
• turn off the electrical and water supplies;
• reconnect to the adjacent valve and turn on the water supplies to the unit;
• pass your hand in front of the sensor . If the station still fails to turn on, replace the
sensor .
8/21/2017
3
Solution
Bradley • 215-1073 Rev. M; ECN 17-00-002
Installation
2
1