25
Input Power Connection - Outdoor Models
WARNING: AC power wiring must be installed and connected by qualified personnel
only. All electrical components and installation procedures must comply with all appli-
cable electrical codes. Some codes may require a means of disconnection from the AC
power source installed in the fixed wiring and having a contact separation of at least
0.120” (3mm) in the line and neutral poles. Make sure the power source is OFF prior to
connecting the controller.
1. Remove the transformer compartment cover secured by two phillips screws.
2. Install 1/2" (13mm) conduit from the power supply to the controller.
3. Route the AC power and equipment ground wires from the power source, through the conduit
and into the transformer compartment.
NOTE:
The controller terminal block accepts wire size up to 12 AWG (3mm
2
).
4. Secure the wires to the terminal block as follows: Hot or Mains 1 to
L
, Neutral or Mains 2 to
N
and equipment ground to
.
5. Reinstall the transformer compartment cover and apply power to the controller.
NOTE:
In lightning-prone areas, an earth-ground connection may be necessary to provide
adequate surge protection. An (optional) ground lug can be easily installed to facilitate a
ground wire connection. Contact your local Toro irrigation distributor for specific grounding
recommendations.
Ground Lug and Earth Ground
Connection (optional)
Black or
Blue
White or Blue
Green/
Yellow
Summary of Contents for NO FOUND TMC-424E
Page 38: ...Notes 34...
Page 39: ...Notes 35...
