Toro TBC WP User's Manual And Installation Instructions page 4

To replace AC solenoids with DC Latching solenoids
Step 1 –
Locate and shut off the
water supply that services
the irrigation system.
Step 2 –
Disconnect the wiring
from the existing solenoid
and unscrew it from the
valve.
Step 3 –
Install the DC Latching
solenoid onto the valve.
Step 4 –
Strip approximately 1/2"
(1.25 cm) of the insulation
from the DC Latching
solenoid's wires.
Step 5 –
Refer to "Connecting The
Valve" section on page 5
for wiring instruction and diagram.
NOTE:
4
The use of Toro DC latching solenoids is recommended.
24 VAC Solenoid 9 VDC Latching Solenoid