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Diagram 6 - Secondary circulation connection
Diagram 7 - Installation of T&P Insulating set
3.9 T&P RELIEF VALVE INSULATION
A set of insulating components is supplied with the Megaflo water heater and should be
installed to gain maximum heat and energy saving benefits. See Diagram 7 for installation
instructions.
3.10 WARNINGS
i)
Under no circumstances should the factory fitted Temperature/Pressure Relief Valve be
removed other than by Authorised Heatrae Sadia personnel. To do so will invalidate any
guarantee or claim.
ii)
The Cold Water Combination Valve must be fitted to the mains water supply to the
Megaflo Solar unit.
iii) No control or safety valves should be tampered with.
iv) Water may drip from the discharge pipe of the pressure relief device (Expansion
Valve) and this pipe must be left open to atmosphere. The discharge pipe should not be
blocked or used for any other purpose.
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