Installation Guide

Rinnai Australia 21 ES Flue Installation Manual
FLUE COMPONENT ASSEMBLY
4. In the top plate directly above the transition assembly cut a hole for the flue path, the maximum width
MUST NOT exceed 150mm. Ensure that the transition assembly is covered to prevent debris entering.
Lubricate the O-Ring of the condensate trap and with the male ends pointing towards the heater fit the
required lengths of ESPIPE900 to reach but not pass through the top plate, lubricating the O-Rings of each
additional ESPIPE900 length before fitting. When this point is reached secure the top plate bracket over the
hole in the top plate.
5. Continue Flueing to the termination point and fit an ESROOFCOWL observing the clearances and regulations
refer to page 2. To avoid obstructions in the flue path a horizontal offset can be created using ESBEND.
6. Pass the combustion air hose of the heater through the right hand vermin plate.
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