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Rinnai RUC90i User Manual

Rinnai RUC90i
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๎˜๎˜‚๎˜ƒ๎˜„๎˜…๎˜†๎˜‡๎˜ˆ๎˜„๎˜‰๎˜†๎˜‡๎˜Š๎˜‹๎˜‰๎˜Œ๎˜๎˜„๎˜Ž๎˜Ž๎˜‡๎˜๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜๎˜„๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡
๎˜‘๎˜‰๎˜Ž๎˜†๎˜‹๎˜๎˜๎˜‹๎˜’๎˜“๎˜‰๎˜‡๎˜‹๎˜‰๎˜”๎˜‡๎˜•๎˜–๎˜„๎˜ƒ๎˜‹๎˜’๎˜“๎˜‰๎˜‡๎˜—๎˜‹๎˜‰๎˜˜๎˜‹๎˜๎˜‡
๎˜๎˜‚ ๎˜ƒ๎˜„๎˜‚๎˜…๎˜„๎˜†๎˜‚๎˜‡๎˜†๎˜„๎˜ˆ๎˜‰๎˜‚๎˜„๎˜ˆ๎˜‚๎˜Š๎˜‡๎˜‰๎˜‚๎˜‹๎˜Œ๎˜‡๎˜„๎˜๎˜Ž๎˜…๎˜‰๎˜‚๎˜„๎˜ˆ๎˜‚๎˜„๎˜†๎˜๎˜‰๎˜ˆ๎˜‚๎˜๎˜Œ๎˜‘๎˜‘๎˜Œ๎˜’๎˜๎˜‰๎˜‚๎˜“๎˜Œ๎˜”๎˜„๎˜ˆ๎˜‡๎˜‚๎˜Œ๎˜…๎˜•๎˜‚๎˜๎˜Ž๎˜–๎˜Š๎˜Ž๎˜•๎˜‡๎˜‚๎˜Ž๎˜…๎˜‚๎˜†๎˜๎˜‰๎˜‚๎˜“๎˜Ž๎˜—๎˜Ž๎˜…๎˜Ž๎˜†๎˜˜๎˜‚๎˜„๎˜™๎˜‚๎˜†๎˜๎˜Ž๎˜‡๎˜‚๎˜„๎˜ˆ๎˜‚๎˜Œ๎˜…๎˜˜๎˜‚๎˜„๎˜†๎˜๎˜‰๎˜ˆ๎˜‚
๎˜Œ๎˜”๎˜”๎˜๎˜Ž๎˜Œ๎˜…๎˜—๎˜‰๎˜š๎˜‚
๎˜๎˜‚ ๎˜›๎˜œ๎˜๎˜ž๎˜‚๎˜ž๎˜Ÿ๎˜‚๎˜ƒ๎˜Ÿ๎˜‚๎˜ ๎˜ก๎˜‚๎˜ข๎˜Ÿ๎˜ฃ๎˜‚๎˜ค๎˜ฅ๎˜ฆ๎˜ง๎˜ง๎˜‚๎˜จ๎˜๎˜ค๎˜‚
โ€ข ๎˜ƒ๎˜„๎˜‚๎˜…๎˜„๎˜†๎˜‚๎˜†๎˜ˆ๎˜˜๎˜‚๎˜†๎˜„๎˜‚๎˜๎˜Ž๎˜‹๎˜๎˜†๎˜‚๎˜Œ๎˜…๎˜˜๎˜‚๎˜Œ๎˜”๎˜”๎˜๎˜Ž๎˜Œ๎˜…๎˜—๎˜‰๎˜š๎˜‚
โ€ข ๎˜ƒ๎˜„๎˜‚๎˜…๎˜„๎˜†๎˜‚๎˜†๎˜„๎˜Š๎˜—๎˜๎˜‚๎˜Œ๎˜…๎˜˜๎˜‚๎˜‰๎˜๎˜‰๎˜—๎˜†๎˜ˆ๎˜Ž๎˜—๎˜Œ๎˜๎˜‚๎˜‡๎˜ฉ๎˜Ž๎˜†๎˜—๎˜๎˜ช๎˜‚๎˜•๎˜„๎˜‚๎˜…๎˜„๎˜†๎˜‚๎˜Š๎˜‡๎˜‰๎˜‚๎˜Œ๎˜…๎˜˜๎˜‚๎˜”๎˜๎˜„๎˜…๎˜‰๎˜‚๎˜Ž๎˜…๎˜‚๎˜˜๎˜„๎˜Š๎˜ˆ๎˜‚๎˜’๎˜Š๎˜Ž๎˜๎˜•๎˜Ž๎˜…๎˜‹๎˜š๎˜‚
โ€ข ๎˜ ๎˜‘๎˜‘๎˜‰๎˜•๎˜Ž๎˜Œ๎˜†๎˜‰๎˜๎˜˜๎˜‚๎˜—๎˜Œ๎˜๎˜๎˜‚๎˜˜๎˜„๎˜Š๎˜ˆ๎˜‚๎˜‹๎˜Œ๎˜‡๎˜‚๎˜‡๎˜Š๎˜”๎˜”๎˜๎˜Ž๎˜‰๎˜ˆ๎˜‚๎˜™๎˜ˆ๎˜„๎˜‘๎˜‚๎˜Œ๎˜‚๎˜…๎˜‰๎˜Ž๎˜‹๎˜๎˜’๎˜„๎˜ˆ๎˜ซ๎˜‡๎˜‚๎˜”๎˜๎˜„๎˜…๎˜‰๎˜š๎˜‚๎˜‚๎˜ก๎˜„๎˜๎˜๎˜„๎˜ฉ๎˜‚๎˜†๎˜๎˜‰๎˜‚๎˜‹๎˜Œ๎˜‡๎˜‚๎˜‡๎˜Š๎˜”๎˜”๎˜๎˜Ž๎˜‰๎˜ˆ๎˜ซ๎˜‡๎˜‚๎˜Ž๎˜…๎˜‡๎˜†๎˜ˆ๎˜Š๎˜—๎˜ฌ๎˜„๎˜…๎˜‡๎˜š๎˜‚
โ€ข ๎˜ ๎˜™๎˜‚๎˜˜๎˜„๎˜Š๎˜‚๎˜—๎˜Œ๎˜…๎˜…๎˜„๎˜†๎˜‚๎˜ˆ๎˜‰๎˜Œ๎˜—๎˜๎˜‚๎˜˜๎˜„๎˜Š๎˜ˆ๎˜‚๎˜‹๎˜Œ๎˜‡๎˜‚๎˜‡๎˜Š๎˜”๎˜”๎˜๎˜Ž๎˜‰๎˜ˆ๎˜ญ๎˜‚๎˜—๎˜Œ๎˜๎˜๎˜‚๎˜†๎˜๎˜‰๎˜‚๎˜ฎ๎˜ˆ๎˜‰๎˜‚๎˜•๎˜‰๎˜”๎˜Œ๎˜ˆ๎˜†๎˜‘๎˜‰๎˜…๎˜†๎˜š๎˜‚
๎˜๎˜‚ ๎˜ ๎˜…๎˜‡๎˜†๎˜Œ๎˜๎˜๎˜Œ๎˜ฌ๎˜„๎˜…๎˜‚๎˜Œ๎˜…๎˜•๎˜‚๎˜‡๎˜‰๎˜ˆ๎˜“๎˜Ž๎˜—๎˜‰๎˜‚๎˜‘๎˜Š๎˜‡๎˜†๎˜‚๎˜’๎˜‰๎˜‚๎˜”๎˜‰๎˜ˆ๎˜™๎˜„๎˜ˆ๎˜‘๎˜‰๎˜•๎˜‚๎˜’๎˜˜๎˜‚๎˜Œ๎˜‚๎˜๎˜Ž๎˜—๎˜‰๎˜…๎˜‡๎˜‰๎˜•๎˜‚๎˜”๎˜ˆ๎˜„๎˜™๎˜‰๎˜‡๎˜‡๎˜Ž๎˜„๎˜…๎˜Œ๎˜๎˜š๎˜‚
๎˜ ๎˜™๎˜‚๎˜†๎˜๎˜‰๎˜‚๎˜Ž๎˜…๎˜™๎˜„๎˜ˆ๎˜‘๎˜Œ๎˜ฌ๎˜„๎˜…๎˜‚๎˜Ž๎˜…๎˜‚๎˜†๎˜๎˜‰๎˜‡๎˜‰๎˜‚๎˜Ž๎˜…๎˜‡๎˜†๎˜ˆ๎˜Š๎˜—๎˜ฌ๎˜„๎˜…๎˜‡๎˜‚๎˜Ž๎˜‡๎˜‚๎˜…๎˜„๎˜†๎˜‚๎˜™๎˜„๎˜๎˜๎˜„๎˜ฉ๎˜‰๎˜•๎˜‚๎˜‰๎˜ฏ๎˜Œ๎˜—๎˜†๎˜๎˜˜๎˜ญ๎˜‚๎˜Œ๎˜‚๎˜ฎ๎˜ˆ๎˜‰๎˜‚๎˜„๎˜ˆ๎˜‚๎˜‰๎˜ฏ๎˜”๎˜๎˜„๎˜‡๎˜Ž๎˜„๎˜…๎˜‚
๎˜‘๎˜Œ๎˜˜๎˜‚๎˜ˆ๎˜‰๎˜‡๎˜Š๎˜๎˜†๎˜‚๎˜—๎˜Œ๎˜Š๎˜‡๎˜Ž๎˜…๎˜‹๎˜‚๎˜”๎˜ˆ๎˜„๎˜”๎˜‰๎˜ˆ๎˜†๎˜˜๎˜‚๎˜•๎˜Œ๎˜‘๎˜Œ๎˜‹๎˜‰๎˜ญ๎˜‚๎˜”๎˜‰๎˜ˆ๎˜‡๎˜„๎˜…๎˜Œ๎˜๎˜‚๎˜Ž๎˜…๎˜ฐ๎˜Š๎˜ˆ๎˜˜๎˜ญ๎˜‚๎˜„๎˜ˆ๎˜‚๎˜•๎˜‰๎˜Œ๎˜†๎˜๎˜š๎˜‚
WARNING
๎˜ฑ๎˜ฆ๎˜๎˜ƒ๎˜‚๎˜๎˜ง๎˜ง๎˜‚๎˜Ÿ๎˜ก๎˜‚๎˜ž๎˜œ๎˜ฆ๎˜‚๎˜ ๎˜ฒ๎˜ค๎˜ž๎˜ฑ๎˜ฃ๎˜ณ๎˜ž๎˜ ๎˜Ÿ๎˜ฒ๎˜ค๎˜‚๎˜ž๎˜œ๎˜Ÿ๎˜ฑ๎˜Ÿ๎˜ฃ๎˜จ๎˜œ๎˜ง๎˜ข๎˜‚๎˜ด๎˜ฆ๎˜ก๎˜Ÿ๎˜ฑ๎˜ฆ๎˜‚๎˜ ๎˜ฒ๎˜ค๎˜ž๎˜๎˜ง๎˜ง๎˜ ๎˜ฒ๎˜จ๎˜‚๎˜Ÿ๎˜ฑ๎˜‚๎˜Ÿ๎˜ต๎˜ฆ๎˜ฑ๎˜๎˜ž๎˜ ๎˜ฒ๎˜จ๎˜‚๎˜ž๎˜œ๎˜ ๎˜ค๎˜‚๎˜›๎˜๎˜ž๎˜ฆ๎˜ฑ๎˜‚๎˜œ๎˜ฆ๎˜๎˜ž๎˜ฆ๎˜ฑ๎˜š๎˜‚
๎˜Š๎˜™๎˜‚๎˜Ž๎˜‡๎˜š๎˜‹๎˜‰๎˜˜๎˜‹๎˜๎˜‡๎˜–๎˜ƒ๎˜“๎˜›๎˜‚๎˜”๎˜„๎˜Ž๎˜‡๎˜‚๎˜‰๎˜œ๎˜“๎˜ƒ๎˜š๎˜‹๎˜’๎˜“๎˜‰๎˜‡๎˜“๎˜‰๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜‚๎˜‰๎˜Ž๎˜†๎˜‹๎˜๎˜๎˜‹๎˜’๎˜“๎˜‰๎˜๎˜‡๎˜“๎˜–๎˜„๎˜ƒ๎˜‹๎˜’๎˜“๎˜‰๎˜๎˜‡๎˜‹๎˜‰๎˜”๎˜‡๎˜š๎˜‹๎˜‚๎˜‰๎˜†๎˜„๎˜‰๎˜‹๎˜‰๎˜…๎˜„๎˜‡๎˜“๎˜œ๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜ž๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜™๎˜„๎˜‹๎˜†๎˜„๎˜ƒ๎˜Ÿ๎˜‡๎˜‡๎˜ ๎˜“๎˜ƒ๎˜‡๎˜–๎˜ƒ๎˜“๎˜–๎˜„๎˜ƒ๎˜‡
๎˜“๎˜–๎˜„๎˜ƒ๎˜‹๎˜’๎˜“๎˜‰๎˜‡๎˜‹๎˜‰๎˜”๎˜‡๎˜‡๎˜Œ๎˜™๎˜‰๎˜†๎˜˜๎˜๎˜‡๎˜‚๎˜†๎˜‡๎˜‚๎˜Ž๎˜‡๎˜‚๎˜š๎˜–๎˜“๎˜ƒ๎˜†๎˜‹๎˜‰๎˜†๎˜‡๎˜†๎˜“๎˜‡๎˜œ๎˜“๎˜๎˜๎˜“๎˜ž๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜‚๎˜‰๎˜Ž๎˜†๎˜ƒ๎˜˜๎˜…๎˜’๎˜“๎˜‰๎˜Ž๎˜‡๎˜‹๎˜‰๎˜”๎˜‡๎˜‹๎˜”๎˜™๎˜„๎˜ƒ๎˜„๎˜‡๎˜†๎˜“๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜Ž๎˜‹๎˜œ๎˜„๎˜†๎˜ก๎˜‡๎˜–๎˜ƒ๎˜„๎˜…๎˜‹๎˜˜๎˜’๎˜“๎˜‰๎˜Ž๎˜Ÿ๎˜‡๎˜‡๎˜‡
๎˜ข๎˜‡๎˜๎˜‚๎˜…๎˜„๎˜‰๎˜Ž๎˜„๎˜”๎˜‡๎˜–๎˜ƒ๎˜“๎˜œ๎˜„๎˜Ž๎˜Ž๎˜‚๎˜“๎˜‰๎˜‹๎˜๎˜‡๎˜š๎˜˜๎˜Ž๎˜†๎˜‡๎˜‚๎˜‰๎˜Ž๎˜†๎˜‹๎˜๎˜๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜ž๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜™๎˜„๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜‹๎˜…๎˜…๎˜“๎˜ƒ๎˜”๎˜‚๎˜‰๎˜ฃ๎˜‡๎˜†๎˜“๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜„๎˜ค๎˜‹๎˜…๎˜†๎˜‡๎˜‚๎˜‰๎˜Ž๎˜†๎˜ƒ๎˜˜๎˜…๎˜’๎˜“๎˜‰๎˜Ž๎˜‡๎˜‚๎˜‰๎˜‡๎˜†๎˜™๎˜‚๎˜Ž๎˜‡๎˜š๎˜‹๎˜‰๎˜˜๎˜‹๎˜๎˜Ÿ๎˜‡
๎˜Š๎˜™๎˜„๎˜‡๎˜…๎˜“๎˜‰๎˜Ž๎˜˜๎˜š๎˜„๎˜ƒ๎˜‡๎˜š๎˜˜๎˜Ž๎˜†๎˜‡๎˜ƒ๎˜„๎˜‹๎˜”๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜„๎˜‰๎˜’๎˜ƒ๎˜„๎˜‡๎˜š๎˜‹๎˜‰๎˜˜๎˜‹๎˜๎˜‡๎˜†๎˜“๎˜‡๎˜–๎˜ƒ๎˜“๎˜–๎˜„๎˜ƒ๎˜๎˜ก๎˜‡๎˜“๎˜–๎˜„๎˜ƒ๎˜‹๎˜†๎˜„๎˜‡๎˜†๎˜™๎˜„๎˜‡๎˜ž๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜™๎˜„๎˜‹๎˜†๎˜„๎˜ƒ๎˜‡๎˜‹๎˜‰๎˜”๎˜‡๎˜†๎˜“๎˜‡๎˜™๎˜‹๎˜›๎˜„๎˜‡๎˜ƒ๎˜„๎˜ฃ๎˜˜๎˜๎˜‹๎˜ƒ๎˜‡๎˜š๎˜‹๎˜‚๎˜‰๎˜†๎˜„๎˜‰๎˜‹๎˜‰๎˜…๎˜„๎˜‡
๎˜–๎˜„๎˜ƒ๎˜œ๎˜“๎˜ƒ๎˜š๎˜„๎˜”๎˜Ÿ๎˜‚
๎˜๎˜ฒ๎˜ค๎˜ ๎˜‚๎˜ถ๎˜ท๎˜ธ๎˜š๎˜ธ๎˜น๎˜š๎˜บ๎˜‚๎˜‚๎˜ป๎˜‚๎˜ณ๎˜ค๎˜๎˜‚๎˜ผ๎˜š๎˜บ๎˜‚
FOR INDOOR APPLICATIONS ONLY๎˜‚
RUC80i๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜ƒ๎˜ท๎˜ฟ๎˜บ๎˜น๎˜ก๎˜ก๎˜ฃ๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
RUC90i๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜ƒ๎˜ท๎™€๎˜บ๎˜ผ๎˜ก๎˜ก๎˜ฃ๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
RUC98i๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜ƒ๎˜บ๎˜ท๎˜บ๎™๎˜ก๎˜ก๎˜ฃ๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
FOR OUTDOOR APPLICATIONS ONLY๎˜‚
RU80e๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜ท๎˜ฟ๎˜บ๎˜น๎˜›๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
RU90e๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜ท๎™€๎˜บ๎˜ผ๎˜›๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
RU98e๎˜‚๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜š๎˜‚๎˜ฑ๎˜ฆ๎˜ฃ๎˜ฝ๎˜พ๎˜ด๎˜บ๎˜ท๎˜บ๎™๎˜›๎˜ƒ๎˜ฝ๎˜ฃ๎˜ค๎˜‚
๎˜ค๎˜๎˜ฒ๎˜ ๎˜ž๎˜๎˜ž๎˜ ๎˜Ÿ๎˜ฒ๎˜‚
๎˜ง๎˜„๎˜ฉ๎˜‚๎˜ง๎˜‰๎˜Œ๎˜•๎˜‚๎˜ณ๎˜„๎˜…๎˜†๎˜‰๎˜…๎˜†๎˜‚
๎˜ฒ๎˜ค๎˜ก๎™‚๎˜๎˜ฒ๎˜ค๎˜ ๎˜‚๎˜บ๎™๎˜ท๎˜‚๎˜‚
๎˜ฅ๎˜‡ ๎˜ฆ๎˜ง๎˜‡

Table of Contents

Other manuals for Rinnai RUC90i

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Rinnai RUC90i Specifications

General IconGeneral
TypeTankless
Fuel TypeGas
Maximum BTU Input199, 000 BTU/h
Minimum BTU Input15, 000 BTU/h
Maximum Flow Rate9.8 GPM
Flow Rate (GPM)9.8 GPM
GPM at 35ยฐF Rise9.8 GPM
VentingDirect Vent or Power Vent
Gas TypeNatural Gas/Propane
Input BTU/h199, 000 BTU/h
Temperature Range98ยฐF - 140ยฐF
Electrical Requirements120V
Warranty5 years on parts

Summary

Introduction and Initial Safety

Product Model Identification

Lists indoor and outdoor Rinnai tankless water heater models.

Gas Leak Safety Procedures

Outlines critical steps to take if a gas leak is detected.

Safety Information and Definitions

Safety Alert Symbols and Definitions

Explains hazard symbols DANGER, WARNING, CAUTION and their meanings.

Consumer and Installer Safety Practices

General Safety Behaviors

Provides essential safety practices for operating and maintaining the water heater.

Hazard Warnings and Notices

Highlights burn hazards and California Proposition 65 notice.

Installation Instructions Overview

Installer Qualifications and General Instructions

Details installer requirements and general installation rules.

Installation Preparation

Required Parts, Tools, and Materials

Lists necessary items for preparing the installation.

Installation Location Considerations

Water Quality Requirements

Specifies water quality standards to prevent heat exchanger damage.

Environmental Factors for Installation

Discusses air quality and corrosive compounds affecting installation.

Direct Vent Terminal Clearances (Indoor)

Indoor Vent Clearance Requirements

Details required clearances for indoor vent terminal installations.

Vent Terminal Clearances (Outdoor)

Outdoor Vent Clearance Requirements

Details required clearances for outdoor vent terminal installations.

Additional Vent Termination Clearances

Specific Clearance Rules for Vent Terminations

Outlines additional clearance rules for various vent termination scenarios.

Unit Clearances and Freeze Protection

Minimum Unit Clearances

Provides minimum clearance distances for unit installation.

Preventing Freeze Damage

Advises on protecting the unit and lines from freezing.

Maximum Vent Length Calculations

Vent Length Guidelines and DIP Switch Settings

Explains how to calculate vent length and adjust DIP switches.

Duravent Vent Length

Duravent Specific Vent Lengths

Provides vent length tables specific to Duravent systems.

Installation Site and Mounting

Installation Location Checklist

Checklist to verify the suitability of the installation location.

Mounting the Water Heater

Instructions for securely mounting the unit to the wall.

Indoor Venting Installation

Approved Vent Manufacturers and Products

Lists certified vent manufacturers and their products.

Venting Guidelines and Rules

Venting Installation Requirements

Details mandatory and prohibited venting practices.

Vent Configuration

Concentric Vent Configuration

Step-by-step guide for installing concentric vent configurations.

Twin Pipe Vent Configuration

PVC/CPVC Twin Pipe Configuration

Instructions for setting up the twin pipe PVC/CPVC vent system.

Concentric Venting Flue Installation

Concentric Vent Termination Installation

Illustrates flue installation for concentric venting.

Centrotherm Venting Flue Installation

Centrotherm Vent Termination Installation

Illustrates flue installation for Centrotherm venting.

Twin Pipe PVC/CPVC Vent System

PVC/CPVC Vent System Overview

Introduces the twin pipe PVC/CPVC vent system components.

PVC/CPVC Venting Safety

Critical Venting Safety Warnings

Emphasizes dangers and requirements for PVC/CPVC venting.

PVC/CPVC Venting Requirements

PVC/CPVC Venting Rules and Location

Details requirements and location considerations for PVC/CPVC venting.

PVC/CPVC Vent Sizing

Calculating Equivalent Vent Length

Explains how to calculate total system equivalent vent length.

Natural Gas Vent Lengths

Natural Gas Vent Length Tables

Provides vent length tables for natural gas units.

Propane Vent Lengths

Propane Vent Length Tables

Provides vent length tables for propane units.

PVC/CPVC Piping Assembly

PVC/CPVC Vent and Intake Piping Assembly

Details the assembly of PVC/CPVC vent and intake piping.

PVC/CPVC Vent Terminations

Approved PVC/CPVC Termination Options

Lists and describes approved vent termination types.

IPEX Concentric Vent Kit

IPEX CVK Assembly Details

Provides details on the IPEX Concentric Vent Kit assembly.

IPEX CVK Clearances

IPEX CVK Clearance Requirements

Specifies required clearances for the IPEX CVK termination.

Approved PVC/CPVC Configurations

Vent Configurations and Installation Sequence

Shows approved vent configurations and the installation sequence.

Low Profile Vent Terminations

Low Profile Termination Kit Installation

Instructions for installing the low profile vent termination kit.

Twin Pipe Sidewall Terminations

Sidewall Tee and Snorkel Termination Guidelines

Guidelines for sidewall tee and snorkel vent terminations.

PVC/CPVC Roof Terminations

Roof Termination and Multi-Unit Piping

Covers roof terminations and piping for multiple units.

Pitched Roof Venting

Pitched Roof Clearances and Cementing

Details pitched roof clearances and joint cementing procedures.

PVC/CPVC Elbow Guidelines

Acceptable PVC/CPVC Elbows

Illustrates acceptable and unacceptable PVC/CPVC elbows for venting.

Vent Component Lengths

Equivalent Lengths for Vent Components

Lists vent components and their assigned equivalent lengths.

Vent Length Calculation Sheet

Equivalent Vent Length Calculation Worksheet

Provides a worksheet for calculating equivalent vent lengths.

Condensate Management

Condensate Prevention and Checklist

Explains condensate formation and provides a checklist for venting and condensate.

Plumbing Installation

Pressure Relief Valve and Piping Requirements

Covers requirements for PRVs, isolation valves, and general piping.

Isolation Valves and PRV

Isolation Valve and PRV Installation

Details the installation process for isolation valves and the PRV.

Basic Plumbing Diagram

Plumbing Diagram and Key

Shows a basic plumbing diagram and its corresponding key.

Water and Gas Supply Connections

Connecting to Water Supply

Instructions for connecting the water heater to the water supply.

Installing Gas Supply

Procedures for installing the gas supply line.

Gas Pipe Sizing

Gas Pipe Sizing Charts

Provides tables for sizing natural gas and propane pipes.

Electrical Connections and Altitude Adjustments

Connecting Electricity

Details electrical connection requirements and grounding.

High Altitude Adjustment

Explains how to adjust settings for high altitude installations.

Temperature Controller Installation

Controller Configuration and Location

Covers controller setup, configurations, and placement.

Mounting the Controller

Controller Mounting Procedure

Step-by-step instructions for mounting the temperature controller.

Final Installation Checklist

Comprehensive Installation Checklist

A checklist to ensure all installation steps are completed correctly.

Technical Data

Appliance Specifications

Provides detailed technical specifications for the water heater models.

Unit Dimensions

Dimensional Drawings and Table

Shows diagrams and measurements of the unit's dimensions.

Performance Curves

Water Flow and Pressure Drop Charts

Illustrates pressure drop and water flow characteristics.

Electrical Ladder Diagram

Ladder Diagram Overview

Presents the electrical ladder diagram for the unit.

Recirculation Mode Setup

Recirculation Pump Installation

Details how to install the recirculation pump and related settings.

Recirculation Mode Operation

Recirculation Pump Operation Sequence

Explains the sequence of operation for recirculation modes.

Operation Instructions

Important Facts and Gas Safety

Provides essential facts about the water heater and gas safety procedures.

Consumer Operation Guidelines

Safe Operation Procedures

Guides consumers on safe operation and what to do if gas is smelled.

Temperature Controller Usage

Using the MC-91-2 Controller

Explains the features and usage of the MC-91-2 temperature controller.

Setting Water Temperature

Adjusting Temperature and Safety

Details how to set temperature and important safety warnings.

Available Temperature Settings

Temperature Setting Options

Lists the temperature settings available with controllers.

Controller Options and Diagnostics

Settings Without Controller

Explains temperature settings and controller functions without a separate controller.

Displaying Diagnostic Codes

Describes how to access and display diagnostic information.

Diagnostic Codes (1-16)

Troubleshooting Codes (1-16)

Lists diagnostic codes 03 through 16 and their remedies.

Diagnostic Codes (19-FF)

Troubleshooting Codes (19-FF)

Lists diagnostic codes 19 through FF and their remedies.

Required Maintenance

Annual Maintenance Requirements

Outlines annual inspection and maintenance tasks for the appliance.

Maintenance and Winterization

PRV Testing and Flame Inspection

Covers testing the pressure relief valve and inspecting the flame.

Freeze Protection and Winterization

Provides guidance on protecting the unit from freezing and winterizing.

Heat Exchanger Flushing

Heat Exchanger Flushing Procedure

Step-by-step instructions for flushing the heat exchanger.

Manual Draining

Draining the Water Heater

Instructions for manually draining the water heater and handling freezing.

State Regulations

Massachusetts State Regulations

Details specific state regulations for gas equipment installation.

Replacement Parts

List of Replacement Parts

Lists available replacement parts with corresponding item numbers.

Limited Warranty

Warranty Coverage Details

Explains what is covered under the limited warranty and its duration.

Warranty Service

Service, Exclusions, and Limitations

Details how to obtain service, warranty exclusions, and limitations.

Extend Labor Coverage

Warranty Registration for Extended Labor

Explains the process for registering the product to extend labor warranty coverage.

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