User information manual for Rinnai Q-Series high efficiency condensing gas boilers, covering safety, operation, function buttons and display messages.
The Rinnai Q-Series high efficiency condensing gas boiler is a room sealed, condensing and modulating central heating boiler; the Q175C has an integrated domestic hot water feature. This user information manual is intended for the owner or responsible tenant and describes safe operation of the boiler.
With an outdoor sensor connected, the boiler works weather dependently and calculates the optimal flow temperature. The manual explains the function buttons and display readings, including Good and Technical readouts, and gives instructions for gas safety, checking water pressure and turning off the gas supply.
| Boiler type | Room sealed, condensing and modulating central heating boiler |
|---|---|
| Domestic hot water | Integrated feature on Q175C |
| Control system | Integrated control system |
| Outdoor reset control | Modulating ARV12, included |
| Optional room controller | RS100 |
| Supply temperature display | °F |
| Water pressure display | PSI |
Do not light any appliance, touch any electrical switch or use a phone. Call your gas supplier from a neighbor's phone; if you cannot reach them, call the fire department.
Press the STEP button for 5 seconds to switch between the Good and Technical readouts.
The boiler works weather dependently and calculates the optimal flow temperature for the installation.
Press the reset key and try to start the boiler again. If the error message keeps occurring, contact your installer.