80
Shutting down the boiler
1.
Turn off the power supply at the ON/OFF switch.
2.
Shut off the gas supply.
3.
If the boiler needs to be removed:
■
Isolate the system from the power supply, e.g. by
removing the separate fuse or by means of a
mains isolator, and check that it is no longer live.
■
Safeguard the system against reconnection.
■
Disconnect the balanced flue system.
■
Drain the boiler on the heating water and DHW
sides.
■
Disconnect the on-site cables/leads.
Removing the boiler from the pre-plumbing jig or mounting frame
1.
3.
4.
37
37
2.
Fig. 42
Troubleshooting
Repairs
(cont.)
6167586
Diagnosis
Содержание Vitodens 100-W B1HF Series
Страница 14: ...14 1 4 5 3 2 Fig 4 Installation sequence Removing the boiler from the packaging 6167586 Installation ...
Страница 30: ...30 1 2 Fig 22 Installation sequence Fitting the front panel 6167586 Installation ...
Страница 87: ...87 1 2 4 3 7 5 6 Fig 48 Troubleshooting Repairs cont 6167586 Diagnosis ...
Страница 107: ...107 6167586 ...