Viessmann Vitomax HS M73 - Checking Water Level and System Pressure; Checking Safety and Control Equipment; Checking the Safety Valve; Checking Water Quality

40
C
A
D
C
C E
Fig. 16
Caution - hot surface!
A
Inspection ports
C
Handhole
D
Headhole
E
Manhole
Note
If the optional thermal insulation is fitted, this must first be removed.
Checking the water level and system pressure
See page 12ff.
Checking the safety and control equipment
Checking the safety valve
Information on the safety valve
Checking the water quality
Document the top-up volume and overall hardness of
the boiler water.
See chapter "Standard values for water quality" on
page 19
Checking the thermal insulation
Checking the installation room ventilation
Checking the flue pipe for tightness
Commissioning, inspection, maintenance
Checking the tightness of the inspection ports (cont.)
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