Install Location
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When installing the header tank - install directly above the appliance.
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There needs to be a continual rise between the appliance and the header tank.
Spill Tray
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Both formats Header Tank & Hot Water Service, spill tray is a mandatory
requirement.
Pipe Flow & Return
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From the appliance, YOU CAN NOT RESTRICT the pipe size leaving the appliance.
•
The flow & return pipe work should always be installed on a rise to allow the water to
thermosiphon
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Note that on the flow line (no pumps or valves) that will isolate or restrict the flow to
be installed.
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Minimum 1” copper to be used between the header tank and appliance.
•
Flow Line going into the header tank is to be submerged below the water line to avoid
oxidization if boiling occurs.
•
Recommended to lag copper with Armaflex
Connection To The Appliance
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The connection between the Appliance and copper should always be made with
“Hemp & Paste”
Water Level In Header Tank
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The water level is recommended in the header tank to be filled to 40% capacity.
•
Require
½
” cold water supply.
Header Tank
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Flow to be 40mm below water level
•
Flow line 25mm min used
•
Drip tray required
•
Cold inlet feed required
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Drain point required
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Header tank must be 40% full