USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
Page 8 of 13
EZ-CHEM
Rev. D
Electrical connection:
N
L
N
L
To liquid chlorine
peristaltic pump (option)
1 BNC connector for the pH probe
2 BNC connector for the ORP probe. Must only be connected if the ORP option is chosen (the probe is in the ORP kit).
3 Empty container sensor connection (optional).
4 Liquid chlorine peristaltic injection pump connection (only if the ORP option is chosen).
Connect the phase of terminal block 6 to the middle of terminal block 4 to perform the bridging. Connect the neutral of
the peristaltic pump to the neutral of terminal block 6 and connect the phase to the left-hand terminal of terminal block 4.
5 Flow switch connection. Only the blue and brown wires should be connected. Do not connect the black wire.
6 Main power supply connection (230 V
50 Hz) in conformance with the local standard currently in force.
7 On/Off switch located on the right-hand side of the box.
