Table of Contents
Advertisement
INSTALLATION
INDOOR INSTALLATION
A secondary flue must be installed with an indoor water heater to discharge
combustion products outside the building. The flue must be self supporting and
not impose a load on the water heater. Use a slip joint or similar to allow for
disconnection. There must be a vertical rise of 600 mm from the draught
diverter before changing direction. The flue design and installation must comply
with AS 5601.
For indoor models the distances set
out in the diagram should be observed.
Keep the water heater and flue at least
25 mm clear of walls, cupboards,
timber or any other combustibles and
at least 500 mm clear of curtains and
furnishings.
The water heater is to be installed at
floor level and must stand vertically
upright.
There
are
special
requirements in AS 5601 for water
heaters installed in a garage, an
enclosed space and other locations.
Remember all local authorities have
regulations about putting water heaters
into roof spaces.
If installed in a cupboard, an adequate
air supply must be provided. For
efficient water heater operation allow a
free open space at both the top and
bottom of the access door, each of at
least:
•
2
30,000 mm
for a 50 MJ model
SAFE TRAY
It is a requirement of AS/NZS 3500.4
that for a new installation, a water
heater be installed in a safe tray where
in the event of a leak, property may
otherwise be damaged. Construction,
installation and draining of a safe tray
must comply with the abovementioned
Standard.
15
Advertisement
Table of Contents
