Viessmann Vitodens 100-W WB1B Installation And Service Instructions Manual page 8

Preparing for installation
Preparing for installation
1. Position the supplied installation
template on the wall.
2. Mark out the rawl plug holes.
Preparing the connections
1. Prepare the water connections.
Flush the heating system.
2. Prepare gas connection.
8
(cont.)
3. Drill 710 mm holes and insert the
supplied rawl plugs.
4. Fit wall retainer with screws sup-
plied.
3. Prepare the electrical connections.
Observe valid IEEE standards.
A 1.5 m long power cable is fitted
as standard.
Accessory cables:
NYM-O 2-core min. 0.5 mm
2
.