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Flue System Inspection
Check all flue pipe connections, flue pipe material, clearances and flue terminations are installed per
these instructions, AS/NZS 5601.1 and are clear of all debris or blockage.
PRE-COMMISSIONING CHECK LIST
1. Conduct a visual inspection of the water heater and equipment for damage and report as necessary.
2. Ensure the water heater is suitable for the type of gas available. Refer to the rating plate on the back
of the heater.
3. Ensure the correct water heater has been installed. Models ending with suffix 'H' are suitable for low
pressure mechanical heating or process heating applications, including applications with an indirect
DHW application. 'H' models may also be used for DHW applications above 71
with suffix 'W' are suitable for DHW applications up to 71
4. Ensure the correct pressure relief valve has been supplied. 60 PSI (415 kPa) pressure relief valve
is suitable for low pressure mechanical heating or process heating applications only on 'H' model
water heaters. 150 PSI (1000 kPa) pressure relief valve is suitable for mains pressure DHW
application on 'W' model water heaters and 'H' models being used in high temperature DHW
applications.
5. Ensure correct water supply pressure (refer to
6. Ensure the correct power supply is available and the water heater and circulation pump are correctly
"Connections - Electrical"
wired (refer to
7. Ensure the pump/s are installed in the correct orientation, the flow direction is correct and, for three
phase pumps, the phase rotation is correct. Ensure the correct speed setting has been selected.
'Checking or Adjusting Pump Speed Setting – Magna 1'
Refer to
8. Ensure the position of the water heater complies with the installation requirements of this manual,
AS/NZS 5601.1 and local authority requirements.
9. Ensure the ventilation to the plant room complies with the requirements of this manual, AS/NZS
5601.1 and local authority regulations. Mechanical ventilation, if provided, must be interlocked with
the water heater as required by AS/NZS 5601.1.
10. Ensure the flue complies with the installation requirements of this manual, AS/NZS 561.1 and local
authority requirement.
11. Ensure adequate clearance has been left for servicing the water heater (refer to "Clearances" on
page 22).
12. Ensure flammable or combustible materials are not stored near the water heater. Flammable liquids
such as petrol, newspapers and similar articles must be kept well away from the water heater and
the flue system.
13. Ensure swimming pool chemicals, household cleaners, etc., are not stored near the water heater.
14. Ensure nothing is placed on top of the water heater or in contact with the flue system. Ensure the
flue terminal is not obstructed in any way at any time.
15. Ensure the combustion air openings are not obstructed.
16. Ensure the system is filled with water and any air has been expelled.
17. Purge all air from gas supply piping.
18. Test ALL gas connections for leaks using soapy water. DO NOT USE A NAKED FLAME.
o
C.
"Connections-Plumbing"
on page 66).
102
o
C. Models ending
on page 26).
on page 31.
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