Rinnai INFINITY 26i, REU-VR2632FFUG, HD 200i, REU-VRM2632FFUC User Manual
FF Flue
Installation
Manual
Rinnai FF coaxial flue system, suitable
for use with the following Rinnai internal
continous flow water heater models:
INFINITY 26i – REU-VR2632FFUG
HD 200i – REU-VRM2632FFUC
UP
These components shall be installed in accordance with:
• Manufacturer’s Installation Instructions
• Current AS/NZS 3000, AS/NZS 3500 & AS 5601
• Local Regulations and Municipal Building Codes
These components must be installed, serviced and removed by an Authorised Person.
INSTALLATION GENERAL
This flue must be installed by an authorised person. The Installation must conform to local
regulations.
Installation must comply with the instructions supplied by Rinnai.
Service and removal must be carried out by an authorised person.
TABLE OF CONTENTS
CERTIFICATION ....................................................................................... 1
GENERAL ............................ .......... .......... ......... .......... .......... ......... .......... .. 1
FF FLUEING OPTIONS ............................................................................. 2
GENERAL INSTALLATION METHODS ................................................... 3
DIRECT HORIZONTAL FLUE ................................................................... 4
EXTENDED HORIZONTAL FLUE ............................................................. 4
VERTICAL FLUE ....................................................................................... 5
COMBINED VERTICAL & HORIZONTAL FLUE ...................................... 5
CONDENSATE DRAIN .............................................................................. 6
DIMENSIONS ............................................................................................ 8
CLEARANCES .......................................................................................... 9
CONTACT INFORMATION ..................................................................... 10
CERTIFICATION
Certified by the Australian Gas Association (AGA) For use only with Rinnai internal continuous flow water heaters.
GENERAL
1. These instructions only apply to the Rinnai FF water heater coaxial flueing system. This flue system utilises pipe
components with an aluminium inner pipe and a white plastic outer pipe.
These instructions DO NOT apply to older Rinnai water heater flueing that has e ither a stainless steel sing le skin
or stainless steel coaxial construction. If in doubt contact Rinnai.
2. Before commencing installation, please read the 'Installation Instructions - General', located inside a pouch
behind the front cover of all Rinnai water heater models. The Rinnai internal water heater range must only be
installed with Rinnai water heater flueing as referred to in these instructions.
3. The requirements of the current AS5601/AG601 and local authorities must be met, which is the installers
responsibility.
4. The required clearances of Rinnai internal continuous flow water heater when in stalled as a single unit are shown
in Fig.1A. The appliances are certified to be installed side by side as shown on page 7, allowing a minimum
distance between flues as follows:
• 270mm between horizontal terminals.
• 160mm between vertical cowls.
5. Rinnai internal continuous flow water heaters fitted with FF flue systems are room sealed as defined in AS5601.
No ventilation in the space where the water heater is installed is required.
6. The outer plastic section of the coaxial flue complies with temperature hazard requirements and can be installed
with zero clearance to combustible material.
Rinnai Australia 1 Installation Manual
FF FLUEING OPTIONS
o
a
FFSBEND
Fig. 1
FFROOFCOWL
FFWPLATE or
FFWSEAL (Optional)
DrainTube Cap
FFSBEND
Drain Tube Cap
Fig. 3
127mm Hole
FFWPLATE or
FFWSEAL (Optional)
FFSBEND
2° fall to
terminal
FFWPLATE
FFWALLTERM
Drain Tube Cap
FFPIPE1000
45 minimum
FFWALLTERM
FFROOFCOWL
127mm Hole
2° fall to
terminal
Fig. 2
2° fall to
terminal
FFWPLATE
FFWALLTERM
DIRECT HORIZONTAL (FIG. 1)
A horizontal flue installation that consists of a
starter bend (FFSBEND) and a wall terminal
(FFWALLTERM) only. See page 4 for details.
HORIZONTAL EXTENDED (FIG. 2)
A horizontal flue installation that consists of a
starter bend (FFSBEND), flue pipe(s)
(FFPIPE1000) and a wall terminal
(FFWALLTERM). See page 4 for details.
VERTICAL (FIG. 3)
A vertical installation that consists of flue
pipe(s) (FFPIPE1000) and a roof terminal
(FFROOFCOWL). See page 5 for details.
VERTICAL / HORIZONTAL (FIG. 4)
A combination of pipe(s) (FFPIPE1000) and
bends (FFSBEND/FFBEND) that terminate
with either a wall (FFWALLTERM) or roof
(FFROOFCOWL) terminal. See page 5 for
details.
Minimum
Clearance
500 mm
Flue pipe clip
supplied with
FFPIPE1000
FFPIPE1000
FFPIPE1000
UP
FFSBEND
Decktite or lead
collar flushing
Flue pipe clip
supplied with
FFROOFCOWL
FFWSEAL
Flue pipe clip
supplied with
FFPIPE1000
DrainTube
(See Page 6)
U
P
FFBEND
FFPIPE1000
DrainTube
(See Page 6)
Minimum
Clearance
500 mm
Flue pipe clip
supplied with
FFPIPE1000
FFPIPE1000
FFBEND
FFPIPE1000
FFPIPE1000
Decktite or lead
collar flushing
Flue pipe clip
supplied with
FFROOFCOWL
FFWSEAL
UP
2° fall
to trap
FFPIPE1000
FFWALLTERM
Fig. 4
UP
FFBEND
Flue pipe clip supplied with FFPIPE1000
For condensation drain fitting requirements
see the section “CONDENSATE DRAIN” on
page 6.
2° fall t
Termin
Rinnai Australia 2 Installation Manual
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