Installation Manual

50 Rinnai Tankless Rack System (TRS) Installation Manual
EZConnect
Cable
IMPORTANT: This secon is only for TRW02ST and TRW03ST rack models
using a thermal bypass valve for recirculaon in the plumbing system.
Congure TRW02ST and TRW03ST Racks for
Crossover Mode (Thermal Bypass Valve)
Plumbing Diagram (Crossover Mode)
1
2
Congure the parameter sengs for Crossover Mode on each
water heater. Refer to the “Rinnai Tankless Water Heater
Installaon and Operaon Manual” for detailed instrucons.
On the RUR199, remove the bypass plug and
replace with the bypass lter.