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Rinnai INFINITY® gas hot
water heater internal ueing
Installation guide
The flueing components outlined in this guide are suitable for the following Rinnai INFINITY models:
Current models
• EFi250 (REU-KM3237FFUD)
• HDi200 (REU-VR2632FFUG)
Discontinued models
• HD200i (REU-VM2632FFUC)
• HDi200 (REU-VM2632FFUC)
• HD200ia (REU-VR2632FFUG)
• XR26i (REU-V2632FFUG)
• XR26ia (REU-VR2632FFUG)
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Rinnai INFINITY® gas hot water heater flueing shall be
installed in accordance with:
- Manufacturer’s installation instructions
- Current AS/NZS 5601.1 Gas Installations
- Local regulations and municipal building codes
Installation, servicing and repair shall be carried out only
by authorised personnel.
Warning
Improper installation, adjustment, alteration, service or
maintenance can cause property damage, personal injury
or loss of life.
Important:
For more information about buying, using, and servicing
of Rinnai appliances call: 0800 RINNAI (0800 746 624)
Rinnai New Zealand Limited
105 Pavilion Drive, Mangere, Auckland
PO Box 53177, Auckland Airport, Auckland 2150
Phone: (09) 257 3800
Fax: (09) 257 3899
Email: info@rinnai.co.nz
Web: www.rinnai.co.nz
www.youtube.com/rinnainz
www.facebook.com/rinnainz
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cnt:
Flueing options and suitability......................... 4
Flueing guidelines ........................................... 5
Flue spigots and condensate ........................... 6
Condensate ..................................................... 6
UV protectors .................................................. 7
Cutting to size ................................................. 7
Direct flueing using FFSSKIT ............................ 8
Horizontal extension flueing ........................... 8
Combination flueing ....................................... 9
Flue components ............................................ 10
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4 | Continuous ow internal ueing guide: 11748-E 05-15
Flueing options and suitability
Direct flueing
For direct flue installations through an external wall using the direct flue kit FFSSKIT
maximum wall thickness 430 mm (EFi250) and 485 mm (HDi200).
Horizontal extension flueing
For flue installations through an external wall using the direct flue kit FFSSKIT and additional
lengths of pipe.
Vertical straight flueing
Installations where the internal unit is flued vertically through the roof.
Combination flueing
Installations using a combination of horizontal and vertical flueing.
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2
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3
The flueing for internal water heaters is a coaxial design. It has a stainless steel
inner pipe to discharge products of combustion and a thermoplastic outer
pipe for air supply to the appliance.
Each Rinnai INFINITY water heater is flued individually, refer flueing options diagram below.
Please note
The installation and flue component images throughout this guide refer to our current
internal models only HDi200 and EFi250). Please adapt the information as necessary if
you are referencing this document for the discontinued XR26i internal or HD200i internal
models.