Vaillant ecoMAX 635, Инструкция по установке и обслуживанию

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5 Commissioning Part I
6 Functional checks (Commissioning Part II)
Instructions for installation and servicing ecoMAX
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4 Use the ”+” and ”–” buttons to increase or decrease
the value in steps of 1 kW. The displayed value will
flash while the adjustment procedure is being carried
out. The available ranges of settings are given in Tab.
5.2 on page 39.
5 Finally, keep the ”i” button pressed for about five
seconds, or until the display stops flashing. The value
is now saved to memory. The display will now return to
its normal state (current heating–system flow tempera-
ture, e.g. 45 °C).
Fig. 5.5 Adjusting the central heating output
6 Press the ”i” and ”+” buttons simultaneously to cancel
adjustment mode.
Adjustment mode is also cancelled if no button is ope-
rated for a period of 4 minutes.
Fig. 5.6 Adjustment of heating system part–load
Appliance Heating Output in kW
ecoMAX 635 10 to 35
Tab. 5.2 Heating system part–load adjustment ranges
6 Functional checks (Commissioning Part II)
6.1 Functional checks
6.1.1 Procedure
Once the unit has been installed and the gas supply has
been checked, operate the system to ensure that it is
working correctly.
• Operate the system, following the operating instruc-
tions supplied with the boiler.
• Check the system for water leaks and escaping gas.
• Check that the flue has been correctly installed, accor-
ding to the fitting instructions supplied with the flue
assembly.
• Check the burner for correct ignition and flame picture.
• Check the heating system for correct operation.
Fig. 6.1 Test for correct functioning
6.1.2 Heating system
• Switch the unit on.
• Ensure that there is a heating demand.
• Press the ”i” button.
Status code ”S.4” appears on the display to indicate that
the heating system is functioning correctly.
Fig. 6.2 Heating mode display messages
I
0
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80020014605_00GB_032006 22.02.2006 21:36 Uhr Seite 26