Installation Manual

Rinnai Tankless Rack System (TRS) Installation Manual 51
Follow the steps below to remove the bypass plug and replace it with the bypass lter (packaged with the Thermal
Bypass Valve).
Assemble threaded cap and Bypass lter assembly
to the hot water outlet at the base of each water
heater.
1
2
3
Configure TRW02ST and TRW03ST Racks for Crossover Mode (Thermal Bypass Valve) (Continued)
Plug/Filter Assembly (Crossover Mode)
4
Remove threaded cap and Bypass Plug
assembly from the hot water outlet at the base
of each water heater.
Remove Bypass Plug from the threaded cap.
Assemble bypass lter to the threaded cap.
Do not discard bypass plug. Keep in safe place in case system is
changed from Crossover Mode to Dedicated Mode.
IMPORTANT
Bypass Plug Assembly