Viessmann B0KA - Removing the Hydraulic Unit

80
Removing the hydraulic unit
If components of the hydraulic unit have to be
replaced.
Danger
Risk of electric shock from escaping heating
water or DHW
After installation, check all connections on the
water side for leaks.
1.
2.
3.
6.
4.
5.
7.
Fig. 43
Troubleshooting
Repairs (cont.)
6179762
Diagnosis