60
4. Set the lower heating output (see
page 49).
Measure the CO
2
or O
2
and CO
content. Record the value in the
enclosed "Guarantee card".
5. Turn OFF the ON/OFF switch on
the control unit.
Operation with the lower rated
heating output is terminated.
The limits to GB25034-2010 must be
maintained (CO content < 1000 ppm).
If the actual value falls outside the per-
missible range, check the following:
■ Tightness of balanced flue system
■ Static and supply pressure (see
page 43)
■ Nozzle pressure (see page 49)
Checking the ionisation current
A
Adaptor cable (available as acces-
sory)
1. Connect tester according to dia-
gram.
2. Set the upper heating output (see
page 49)
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5837146
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