A.O. Smith Theta T Series Installation, User And Service Manual page 79

Isolating transformer
Mains
voltage
primary
N L N L
1
1 2 3 4 5 6
Installation-, User- and Service Manual
Note
Fit cables in the strain relief.
See below or instruction manual of the water heater:
- electrical connection diagram (17.3 "Electrical diagram for the water heater")
See electrical diagram of the dual service module:
- electrical diagram Theta Duals Service (BFC) (11.3 "Electrical diagram Theta dual
service module (BFC)")
Terminal block water heater
Alarm Out
secondary
N L X X
2 1 2
7 8 9 10 11 12
If you have no mote connection to make:
-
Fit the cover (snap-on type) over the controller.
Program-
controlled
pump
N L - - -
3
13 14 15 16 17 18
External Bus-
ON/OFF link
- - X X X X
3 4 5
19 20 21 22 23 24
 
6
79