Connecting A Pump Start Relay; Connecting The Transformer - Toro ECx User Manual

Connecting A Pump Start Relay

(Optional)
Caution: To prevent timer damage, ensure the
relay current draw does not exceed 0.35 Amps. Do
not connect the timer directly to the pump starter.
1. Route a wire pair from the pump relay into the timer
housing
2. Connect one wire to the terminal labeled COM (11).
Connect the remaining wire to the terminal labeled
PUMP/MV (10) as shown below.
10 11
SENSOR
FUSE
9V Battery
NiCad
ALK DELAY
SENSOR 24VAC
Pump
1
Relay
Caution: To prevent pump damage due to "dead-
heading", connect a jumper wire from any unused
zone terminal to a zone terminal with a valve con-
nected.
24
24HR
1 2 3 4 5 6
Jumper Wire
2 3
Valve Common

Connecting The Transformer

Caution: Do not plug the transformer into an elec-
trical outlet until all of the wiring procedures have
been completed.
1. Ensure the transformer is unplugged.
2. Connect one transformer cable wire to each terminal
labeled 24 VAC (9). The wires can be connected to
either terminal.
SENSOR
9
7 8
FUSE
9V Battery
NiCad DELAY 24HR
1 2
PUMP/MV COM
SENSOR 24VAC
Transformer
3 4 5 6 7