Flow Limiter; Checking All Gas Equipment For Tightness At Operating; Pressure - Viessmann Vitopend 100-W Installation And Service Instructions For Contractors

Commissioning, inspection, maintenance
Further details regarding the individual steps

Flow limiter

If required, flush flow limiter A with
clean water.
Identification of flow limiter A
Rated heating output
10.5 to 24 kW
13.5 to 30 kW
Checking all gas equipment for tightness at operating pressure
Danger
Escaping gas leads to a risk of
explosion.
Check all gas equipment for tight-
ness.
32
(cont.)
Flow rate
10 l/min
12 l/min
Note
Only use suitable and approved leak
detection agents (EN 14291) and devi-
ces for the tightness test. Leak detection
agents with unsuitable constituents (e.g.
nitrites, sulphides) can cause material
damage. Remove residues of the leak
detection agent after testing.
Colour
Black
Red