A.O. Smith RPV series Installation Instructions And Use & Care Manual page 33

4 Chamber, 4 Element, 240/208 VAC
Moisture
Sense
Level
Detect
BLK
TH-1
BLK
TH-2
BLK
TH-3
TH-4
Power
Supply
TH-IN
RED
BLK
GRN
Display
Ground
BLK
Relay 2
BLK BLK
Relay 4
BLK
Relay 6
Relay 8
RED
BLK
J7
USE COPPER CONDUCTORS ONLY WHEN
CONNECTING TO ELECTRICAL SERVICE.
RED
Relay 1
RED
RED RED
Relay 3
RED
Relay 5
Relay 7
RED
CIRCUIT
L1
BREAKER
BLK
L2
A
RED
CIRCUIT
L1
BREAKER
BLK
L2
B
Electric Tankless Water Heater
RED
RED
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