Connecting A Pump Start Relay; Connecting The Power Source - Toro ECXTRA Sprinkler Timer User Manual

Connecting a Pump Start Relay
CAUTION: To prevent timer damage, ensure the
relay current draw does not exceed 0.30 Amps. Do
not connect the timer directly to the pump starter.
1. For pump relay wires, install a 1/2" (13mm) conduit
adapter and conduit.
2. Connect a wire pair to the pump relay terminals and
route the cable through the conduit and into the timer
housing.
3. Connect one wire to the terminal labeled COM (10).
Connect the remaining wire to the terminal labeled
PUMP/MV (9) as shown below.
10
9
24 VAC
Pump Relay
CAUTION: To prevent pump damage due to
excessive back pressure, remove all unused zone
modules. Connect a jumper wire from an unused zone
terminal to a zone terminal with a valve connected.
Note: Refer to "Pump Control" section on page 29 for
important pump circuit control information.

Jumper Wire
Valve Common Wire
Connecting the Power Source
WARNING:
AC power wiring must be installed and connected
by qualified personnel only. All electrical compo-
nents and installation procedures must comply
with all applicable local and national electrical
codes. Some codes may require a means of dis-
connection from the AC power source installed in
the fixed wiring and having a contact separation
of at least 0.120" in the line and neutral poles.
Make sure the power source is OFF prior to con-
necting the timer.
1. Route the power and equipment ground wires from the
power source, through the conduit and into the timer
transformer compartment.
Note: The timer terminal block accepts wire size up
to 14 AWG (2mm ).
2
2. Remove 3/8" (9mm) insulation from the wire ends.
3. Using a small flat blade screwdriver, secure the wires
as shown to the terminal block as follows:
Line or Line 1 (L1) to L, Neutral or Line 2 (L2) to N
and Equipment Ground to
4. Replace the transformer compartment cover.
5. Apply power to the timer.
Note: The display will begin flashing 12:00
button to halt flashing display.
.
. Press any
am