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Vitocrossal 200, CM2 400, 500 and 620 Installation
Routing Cables
Boiler water temperature sensor (supplied with
the control unit) For installation see page 25.
15 Flue gas temperature sensor
40/156 Control unit connecting cable
41 Burner cable
145 KM BUS cable
Note:
Route 120V cables
F
and low voltage leads
separately.
Route along the top rail
A
in a bundle using
plug-in cable retainers.
Route beneath the top
B
rail in a bundle
using plug-in cable retainers.
Route to the sensor well
C
above the thermal
insulation without looping the lead. Secure with a clamp.
For installation of the sensor see page 24.
Route to the flue gas collector
E
.
Note:
Insert the boiler water temperature sensor
as far as possible into the sensor well.
Boiler
3A 3B
