Connect a manometer
To measure the gas pressure during commissioning.
(Test point ➌)
Checklist for initial commissioning
❏ The heating appliance must be assembled ready for
operation.
❏ The operating instructions of the heat exchanger must
be followed.
❏ The whole plant must be wired correctly.
❏ The heating appliance and the heating system must
be sufficiently filled with heating medium.
❏ Flues must be free from obstructions.
❏ The ventilators on air heaters must work correctly.
❏ Sufficient fresh air must be available.
❏ The required test points for combustion analysis must
be available.
❏ Ensure that the heat exchanger and the flue gas
section up to the test opening are sound, so that the
test results are not corrupted by extraneous air.
❏ Liquid level controls must be set correctly.
❏ Thermostat, pressure switch and other safety devices
must be in operating position.
❏ There must be a demand for heat.
❏ Fuel lines must be purged of air.
❏ The soundness of the valve train must be tested and
documented.
❏ The gas supply pressure must be correct.
❏ Fuel cut off devices must be closed.
Note Dependent on site requirements, further
checks may be necessary. Note the
instructions for the individual items of plant
equipment.
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