Atlantic O'Pro 282035 Installations- und Betriebshandbuch - Seite 9
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It is not unusual for the Pressure Temperature Relief valve to allow a
small quantity of water to escape during the heating cycle and this
must be left open to the atmosphere.
Installation
In accordance with AS/NZS 60335.2.21 the water heaters must be fixed to
the ground using the attachment provided and in compliance with
the New Zealand Building Code Clause G12, Seismic restraint of
storage water heaters.
Installation must also comply to AS/NZS 3500.4.2 and all local codes.
The clearance required needs to be adequate for service/replacement
of cold water inlet piping devices, PTR valve and tempering valves
(where fitted), elements and thermostats. This may be facilitated by
correct orientation of the cover positions when installing. There are
no operational clearance limitations to surrounding structure. PTR
valve removal requires approximately 150 mm for withdrawal.
The floor has to support a load of 400 kg minimum (surface below the
water. The selected place of installation has to conform to the
protection level IP X1B.
Combustible Material
It is recommended to not place combustible material on or adjacent to
the water heater.
Hydraulic Connection
Before making the hydraulic connection, it is essential to clean the
feed pipes thoroughly to avoid the risk of metal or other particles
entering the tank or the water heater.
Cold water piping should be provided with a 350 – 500 kPa Pressure
Limiting Valve at the point of cold water connection to the
water heater. In addition to the Pressure Limiting Valve, it is a
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