Accessory Wiring - Rinnai RUC80i Training Program

Accessory Wiring:

Note: There are several wiring harnesses for use with optional accessories.
1. MS: Used when connecting multiple water heaters (three or more) to a MSB/MSA multiple system control unit
2. EZ Connect:
Used when connecting two water heaters together with an EZ Connect cable.
3. Anti-Freeze:
Used when installing a freeze protection drain-down solenoid valve kit.
4. S-BMS / Air-H:
Used when pairing the water heater with a hydronic furnace (air handler) or connecting the unit
to a Simple Building Management System interface through the use of a Domestic Priority Switch (DPS).
5. Cut wire to connect pump:
will not have this harness).
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PROPRIETARY and CONFIDENTIAL
For connecting an external circulation pump. RUR models have a built-in pump and
Enhancing Lives By Changing The Way Water Is Heated
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