Connections
29
Electrical Connections
Installation Instructions
Boiler Control (for all
connections to control base)
The power s upply cable is shipped with
the boiler control.
1. Open st rain-reliefs located on rear
panel.
2. Channel power supply cable or
Power/Pump Module cable (for
Vitotronic 200/300) and all other
120 VAC cabling through strain
reliefs toward boiler control.
3. Channel low voltage cables (i.e.
sensor cables) through cable
opening toward boiler control.
4. Coil excess cabling and tuck
between side panel and insulation.
5. Tighten strain reliefs.
5167 404 v1.9
IMPORTANT
Always route all cables and capillaries
between nylon-backed insulation and
metal enclosure panels. Never allow
cables and capillaries to come in
direct contact with metal pressure
vessel!
CAUTION
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