Operation & Installation Manual - Page 2

For B24N50. Also, The document are for others Rinnai models: REU-AM2626WDL, REU-AM2626WD, REU-AM2024WD, REU-AM1620WD, REU-AM1220WD, REU-A2626WB, REU-A2024WB, REU-A1620WB