Check All Primary And Secondary Circuit Connections For Leaks; Perform Combustion Analysis - Viessmann VITODENS 100-W WB1B Series Installation And Service Instructions Manual

Initial Start-up, Inspection and Maintenance
Steps
(continued)
Start-up and Maintenance
Start-up and Maintenance
54

9. Check all primary and secondary circuit connections for leaks

Check heating system and domestic
hot water connections (if applicable).
Ensure all connections are pressure
tight.
Correct any leaks found on fittings,
pumps, valves, etc.

10. Perform combustion analysis

IMPORTANT
A CO measurement (see page 50)
2
must be taken before and after working
on gas appliances to eliminate health
risks and to guarantee the satisfactory
condition of the system.
Record the measured combustion
values in the sequence stated in the
Maintenance Record on page 83 in this
manual.