HVACopediaRinnai · Air handler · Pump/purge
Circulating pump exercise
What happens, in order
- Control watches time since the pump last ran
- Once every 24 hours it completes the R to W circuit by itself
- Hot water circulating pump runs for one minute
- Pump goes back to idle until the next heating call or exercise
Timings and thresholds
| Item | Value |
|---|---|
| Pump run time | 1 min |
| Exercise interval (default) | 24 h |
Applies to: Rinnai Canadian hydronic air handler (heat pump and A/C versions)
Models
More Rinnai air handler sequences
- Heating call, single-stage thermostat · Heating
- Heating call, two-stage thermostat · Heating
- Cooling call, single-stage thermostat · Cooling
- Cooling call, two-stage thermostat · Cooling
- Continuous fan · Other
Related
Rinnai error codes · Rinnai tips · Rinnai parts · All Rinnai sequences
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Source: Rinnai Canadian Hydronic Air Handler Installation and Operation Manual (600000023), thermostat operation section. Written in our own words; timings can differ by model and software version, so check the manual for your exact unit.
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