Removing The Boiler From The Pre-Plumbing Jig Or Mounting Frame - Viessmann Vitodens 050-W Installation And Service Instructions Manual

Repairs
(cont.)

Removing the boiler from the pre-plumbing jig or mounting frame

2.
Fig. 40
Note
When assembling, use new gaskets and, if required,
new locking ring fittings.
Internal gasket diameter:
■ Gas connection Ø 18.5 mm
■ Connections on the heating water side Ø 17.0 mm
Gaskets and locking ring connections are available as
individual parts (if required).
3 7
3 7
4.
3.
1.
Note
When carrying out any work on gas connection fittings,
hold with a suitable tool. Never transfer any forces to
the internal components.
Danger
Escaping gas leads to a risk of explosion.
Check all connections on the gas side (also
inside the appliance) for tightness.
Troubleshooting
75