Allumer
- 1Touch ⏻ (top right). The screen lights.
- 2Touch the house key to start heating.
A flat glass touch panel: heating temperature and controls on the left, hot water on the right, and 자동 / 외출 / 예약 touch keys along the bottom.

Room mode 22°C; hot water 40–45°C. Avoid 자동 if you want predictable bills.
| 집 아이콘 | House | Room-air mode (실내온도 난방); number = room target/temperature. |
|---|---|---|
| 라디에이터 아이콘 (|||) | Radiator bars | Floor-water mode (온돌); number = water temperature. |
| 불꽃 아이콘 | Flame | Burner firing. |
| 온도계 아이콘 | Thermometer | Current temperature reading. |
| 오른쪽 숫자 | Right number | Hot water temperature. |
If the boiler stops and a number blinks on the screen, read the number. 11 = no ignition: check the gas valve on the pipe is open (handle parallel to the pipe), then switch heating off and on. 14 = overheat cut-out: wait up to 30 min, then switch on again. 16 = water overheating: open at least one floor-zone valve on the manifold and bleed air. Anything repeating: call Rinnai A/S 1544-3651.
Service après-vente (coréen) : 1544-3651
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