Rinnai RV53I, RV53E Maximum Vent Length, Vent Products, Manufacturer Product Parts

Venting Instructions (RV53i)

Maximum Vent Length

1.Determine the number of 90 degree elbows in the vent system. (Two 45 degree elbows count as one 90 degree elbow.)

2.Refer to the table to find the maximum vent length based on the number of elbows.

3.Follow the applicable note.

Example: If you have one elbow then your maximum vent length is 35 feet (10.7 m). If your actual length is greater than 15 ft (4.6 m) then move switch no. 1 (SW1) to OFF.

Number of 90° Elbows

0	1	2	3	4	5	6
41 ft 1	35 ft 2	29 ft 3	23 ft 4	17 ft 4	11 ft 4	5 ft 4
(12.5 m)	(10.7 m)	(8.8 m)	(7.0 m)	(5.2 m)	(3.4 m)	(1.5 m)

1If the length is greater than 21 ft (6.4 m) then move

switch no. 1 (SW1) to OFF. Notes 1234

2If the length is greater than 15 ft (4.6 m) then move switch no. 1 (SW1) to OFF.

3If the length is greater than 9 ft (2.7 m) then move switch no. 1 (SW1) to OFF.

4Move switch no. 1 (SW1) to OFF.

Switch No.

ON

O1

F

F 2

3

4

5

6

7

8

Vent Products

Listed and Tested Vent Products for RV53i .......................REU-VB2020FFU-US

Manufacturer	Product	Parts
Rinnai/Ubbink	Rolux Vent System
Heat-Fab	Saf-T Vent SC system	Refer to the manufacturer’s technical literature for
		specific part numbers and instructions.
Metal-Fab	Corr/Guard Vent/Air
	Intake System

RV53i & RV53e Operation and Installation Manual 25