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Rinnai error and fault codes

Error codes for Rinnai products, checked against Rinnai's own manuals.

Products

• Gas heaters
• Tankless water heaters

Ranges

• Commercial (KB)
• Energysaver FDT commercial flued gas heater
• Energysaver FT flued gas heater
• Heavy Duty (commercial)
• Infinity B
• Infinity Enviro
• Infinity internal
• Infinity
• KB
• KBD
• KBP
• KCM
• Luxury (VC)
• SENSEI commercial
• SENSEI residential with pump
• SENSEI residential
• Value (VC)