5
Initial start-up, inspection and maintenance
Further details of the individual steps
Checking the high limit safety cut-out adjustment
The high limit safety cut-out must
not
be set higher than 110Ă
º
C; set to a
maximum of 110Ă
º
C, if necessary.
Control unit installation and
service instructions
Filling the heating system with water and ventilating the
system
Record the fill volume of calcium
hydrogen carbonate on pageĂ14.
Please note:
Observe the "Water quality
requirements" on pageĂ24.
Fully opening the flue outlet damper and locking it open
The damper must be in the
horizontal position.
Please note:
For handling the damper, see chapter
"Pulsation noises" (pageĂ7).
5692Ă480ĂGB
