Rinnai sequences of operation

13 sequences for Rinnai equipment: what the unit does, step by step, with the timings. Pick the equipment type, then the mode.

Air handler (6)

Heating

• Heating call, single-stage thermostat
  Canadian Hydronic Air Handler
• Heating call, two-stage thermostat
  Canadian Hydronic Air Handler

Cooling

• Cooling call, single-stage thermostat
  Canadian Hydronic Air Handler
• Cooling call, two-stage thermostat
  Canadian Hydronic Air Handler

Pump/purge

• Circulating pump exercise
  Canadian Hydronic Air Handler

Other

• Continuous fan
  Canadian Hydronic Air Handler

Boiler (1)

Domestic hot water

• DHW run limit and heating restart
  I-Series Plus (combi)

Furnace (3)

Startup

• Normal start and heating
  EX DT

Ignition

• Ignition failure and flame loss retry
  EX DT

Standby/shutdown

• Normal shutdown and cool-down
  EX DT

Tankless water heater (3)

Pump/purge

• Circ-Logic external recirculation pump
  SENSEI RX, RSC, N-Series
• Smart-Circ recirculation
  SENSEI RX (RXP pump models)

Freeze protection

• Built-in freeze protection and power loss
  SENSEI RX, RSC, N-Series

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.