Rinnai Control-R - Appendix B: Additional Parameter Settings; High Altitude (Installation Location); Service Soon

Recirculaon with On-Demand Accessories User Guide
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TIP
Parameter sengs can be set with the water heater turned OFF.
IMPORTANT
Refer to “Rinnai Tankless Water Heater Installaon and Operaon
Manual” for complete list of water heater parameter sengs.
1. Press On/O buon on controller to turn OFF water heater.
2. Press A buon on PC Board for 1 second.
3. Press Up arrow unl 02A appears in display.
4. Press On/O buon unl the following appears in display:
• 02A 0 to 2,000 
• 02 2,001 - 5,400 
• 02C 5,401 - 7,700 
• 02 7,701 - 10,200 
5. To exit parameter sengs, press and hold down A buon on PC
Board for 1 second.
Disabled
0.5 Year
1 Year
2 Years
1. Press On/O buon on controller to turn OFF water heater.
2. Press A buon on PC Board for 1 second.
3. Press Up arrow unl 03A appears in display.
4. Press On/O buon unl the following appears in display:
• 03A
• 03
• 03C
• 03
5. To exit parameter sengs, press and hold down A buon on PC
Board for 1 second.