Rinnai · Boiler

210 Data transfer error

Medium severity I-Series Plus 150K and smaller

What the control is telling you

Indicates a problem with transferring PC Board data, typically after a PC Board replacement.

Applies to: I-Series Plus boilers — 150K BTU and smaller (Combi and Solo)

Likely causes

Incomplete data transfer after PC Board replacement
Parameters not programmed for the boiler model
Data transfer instructions not followed

Test and repair steps

If the PC Board was replaced, make sure the data transfer finished.
Confirm all parameters are programmed correctly for this boiler model.
Confirm the data transfer instructions supplied with the new board were followed.
If transfer failed, enter the gas valve values manually per 'Enter Gas Valve Values from Integrated Controller' in the Gas Valve Assembly Replacement Instructions (800000253).

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Source: Rinnai Troubleshooting I-Series Plus Boiler Diagnostic Codes (800000375), p.13. Summarized in our own words; check the original manual for your model.

Homeowner looking at this code? See what it means for you and when to call a technician.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.