Rinnai RHFE-431WTA installation manual Installing AN Extension KIT, How to connect exhaust pipes

■TYPES COMPATIBLE WITH EXTENSION SET

INSTALLING AN EXTENSION KIT

Installing an extension kit requires construction of an air line and the exhaust line. The air line is connected between the Air Supply Elbow at the rear of the heater and the air inlet port on the Flue pipe.

Similarly, the exhaust line is connected between the joint pipe at the rear of the heater, and the exhaust port on the Flue pipe.

Caution: Check to see there is no debris in pipe or hose.

■HOW TO INSTALL

Example:Using 2 sets of extension set and 1 bent set.

Pipe stopper A

Pipe stopper B

	Pipe stopper A
	Bent elbow
	Pipe stopper A
Hose joint
Air intake elbow	Pipe stopper B
(comes with main unit)
Vent manifold
(comes with main unit)	Exhaust pipe
Hose joint
Air intake hose	Pipe stopper A
	Pipe stopper B

Example:Using 80 inches slide pipe set.

Vent manifold
(comes with main unit)
Air intake elbow	Pipe stopper A
(comes with main unit)
Pipe clamp
	Pipe stopper B
Pipe clamp	Exhaust pipe
	Pipe stopper A
Pipe clamp
	40 inch straight pipe
Pipe clamp
Hose joint	Pipe stopper A
Air intake hose	Pipe stopper B

1. How to connect exhaust pipes

	Exhaust pipe		Exhaust pipe
	Fit inside
Female end	Male end	Female end	Male end
			Pipe stopper B

Pipe stopper B

Pipe stopper A

To connect the exhaust pipes, fit the male end into the female end and clamp with pipe stopper A to prevent slipping. The exhaust pipe can be telescoped to the required length; do not cut it.

Female end		Male end
Connect bent pipe
	Fit inside

Pipe stopper A

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