The Rinnai PC Board Assembly, Combi (805000176) is a genuine OEM replacement control board assembly for i-Series Plus combination boilers. This board manages the full range of combination boiler functions including space heating, domestic hot water priority, burner modulation, pump control, and safety system monitoring. Board failure can produce a wide range of fault codes or result in complete system lockout. Replace with this OEM assembly to restore full system control and operation.
- Genuine OEM Rinnai replacement PC board assembly
- Compatible with Rinnai i-Series Plus combination boilers
- Controls heating, DHW priority, modulation, and all safety functions
- Resolves fault codes and complete system lockout caused by board failure
- Integrated assembly design simplifies replacement