Closing The Boiler Door - Viessmann VITOCROSSAL 200 Service Instructions Manual

Further details regarding the individual steps

Closing the boiler door

Note
Tighten the boiler door screws evenly
across with a torque of approx. 18 Nm.
Cleaning the burner
87 kW
115 to 311 kW
1. Undo fitting C on gas supply pipe
D.
Commissioning, inspection, maintenance
Information regarding the door lock
Before commissioning, check that the
boiler door is seated correctly and has no
leaks.
If required, correct the alignment of the
boiler door by loosening (adjusting) the
hinge bracket to ensure there are no
leaks.
2. Remove Venturi mixing pipe E from
fan A.
3. Remove Venturi mixing pipe E with
gas train B and gas supply pipe
D.
Note
For larger burners (246 to 311 kW),
the rotary damper is also fitted with a
drive at position E.
4. Pull the connecting cables "100" and
"100a" from fan A and remove fan
A.
Note
Ensure that the gasket between the
fan housing and the boiler door is cor-
rectly positioned.
5. Clean the fan housing and impeller
with compressed air.
6. If required, vacuum the inside of
burner gauze assembly F.
(cont.)
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