Viessmann Vitopend 100-W - Page 79

79
3.
4.
2.
A
1.
A
Screws
Check the connections on the DHW
side for scale build-up and the connec-
tions on the heating water side for con-
tamination. Clean or replace the plate
heat exchanger if required.
Note
Use new gaskets when assembling.
Troubleshooting
Repairs
(cont.)
5837146
Service