14
Initial start-up, inspection and maintenance
Further details regarding the individual steps
(cont.)
Max. output
The max. output can be limited for the
heating operation
.
You set this limit via the modulation range.
The control pressure acts as standard value for setting the required output.
1.
Start up the boiler.
2.
Select the upper rated heating
output:
See table on pageĂ13.
3.
Remove the caps from test
nipplesĂ
A
of the gas combination
valve.
4.
Connect the gauge to both test
nipplesĂ
A
.
Please note:
Control pressureĂ=Ădifferential
pressure.
This lies between 0.25 and 4Ămbar.
Use a suitable pressure gauge
with a range from 0 to 10Ămbar.
Vacuum pressure is applied to
both test nipples. The vacuum
pressure on the test nipple with
the "+" symbol is lower, and that
on the test nipple with the "ć" is
higher.
Connect the pressure gauge
accordingly.
5692Ă485
G
B
PE
PG
A A
Summary of Contents for Vitodens 200
Page 25: ...25 Initial start up inspection and maintenance 5692Ă485 GB ...
Page 96: ...96 Control unit for weather compensated mode with Comfortrol prog unit 5692Ă485 GB ...
Page 99: ...101 5692Ă485ĂGB ...
Page 105: ...109 Appendix Maint service Maint service Maint service Maint service 5692Ă485ĂGB ...
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