Safety; Intended Use; Commissioning; General Safety Instructions - BROTJE VR 415 VA 1001-1000 Montageanleitung

2. Safety

2.1 Intended use

2.2 Commissioning

2.3 General safety instruc-
tions
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Danger! Always observe the following safety instructions. Otherwise you will put
yourself and others at risk.
The gas valve VR 415 VA / VR 420 VA / VR 425 VA / VR 434 VE is used for regulating
the ratio between gas and air quantity in the gas condensing boilers.
Note: The chapter Commissioning in these instructions and the operating manual of
the heating system used must be followed!
Danger! All work in connection with the installation must only be carried out by an
approved gas installer!
Any accessories used must comply with current technical rules and must be ap-
proved by the manufacturer for use with the gas valve. Only use original spare parts.
Unauthorised conversions or modifications on the gas valve are not permissible, as
these might result in damage to the gas valve and the heating system. In case of not
observing this, the approval of the device becomes void.
Gas valve VR415, 420, 425, 434
Safety
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