Ventilation; Flue Requirements - Rinnai RF1800 Operation & Installation Manual

VENTILATION

This appliance is a decorative flame effect appliance, the space or room in which the unit is
installed must have adequate fixed ventilation compliant with the requirements of AS/NZS 5601.
IMPORTANT
For Decorative Gas Log Fires this requires that one or more openings with a combined free
ventilation area of not less than 314 cm² shall be provided for each appliance.
The opening may be provided by any of the following options, provided that there is a ventilation
path to outside that is unobstructed by building material or insulation:
a) Directly through an outside wall (preferred option).
b) Through to an outside wall but offset.
c) Into a cavity ventilated to outside.
d) Into an underfloor space ventilated to outside.
e) Into a roof space ventilated to outside.

FLUE REQUIREMENTS

ONLY the Rinnai flue components described in this manual are to be used with this appliance.
The installation of the flue system MUST comply with the requirements of AS/NZS 5601.
IMPORTANT
Examples of the available flue component configurations are shown below.
Y Piece - Direct
D
C
C
B
B3/4 B3/4
B2 B2
B1
A
FRONT VIEW
* This is the minimum flue height for the configurations as shown, for additional bends increase the flue height in accordance with AS/NZS 5601.
Y Piece - Direct: Allows the twin flues to be joined to a single flue for termination. It is recommended
that the flue be taken vertically as high as is practicable before joining to the Y Box assembly.
Y Piece - Offset / Extended Offset: Same as "Y Piece - Direct" with the inclusion of one 45° offset
or extended offset.
Twin - Direct: Uses two separate flue pipes to the flue termination point.
Twin - Offset / Extended Offset: Same as "Twin - Direct" with the inclusion of one 45° offset or
extended offset.
Minimum
Flue Heights
* Only 1 x 45° bend set can be used on each flue for Offset or Extended Offset flue installations.
Additional bends may be utilised, however this will then require that additional vertical lengths
also be included to increase the flue height in accordance with AS/NZS 5601.
Rinnai
Y Piece - Offset Y Piece - Extended Offset
(Option 1)
D
C
C
B
(Option 2)
A
E E
E
C
SIDE SIDE
VIEW VIEW
F
F
B
A
Y Piece Direct Y Piece Offset
2.4m 3.6m*
Twin - Direct
(Option 1)
D
C
C
B
(Option 2)
E
A
C
F
FRONT
F
B
A
Twin - Direct
2.4m
12
Twin - Offset Twin - Extended Offset
G
G
A
A
A A
A
A
E
E
SIDE
VIEW
VIEW
Twin - Offset Twin - Extended Offset
3.6m* 3.6m*
G
A
A
A
E
E A
SIDE
VIEW
RF1800 OIM