Viessmann VITODENS 222-F Installation Instructions Manual page 19

Vitodens 222-F, B2TA 19 and 35 Installation
Connections
(continued)
10. Release locking tabs as shown.
11. Remove cover.
12. Route all connecting cables to the appropriate areas
and secure the cables to the control base using
existing strain reliefs as shown.
CAUTION
When running and securing connecting cables on site,
ensure that the maximum permissible temperatures of
the cables are not exceeded.
Electronic modules can be damaged by
electrostatic discharges. Before commencing
work, touch grounded objects (such as heating
or water pipes) to discharge static loads.
Boiler Connections
19