Inserting Cables And Applying Strain Relief; Inserting The Boiler Coding Card - Viessmann Vitotronic 300-K Installation And Service Instructions Manual

Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service

Inserting Cables and Applying Strain Relief

Legend
A Cables with moulded strain relief
B On-site cables; strip up to 4 in. (100 mm) insulation

Inserting the Boiler Coding Card

Boiler
Vitocrossal 300, CT3
Vitorond 200, VD2, VD2A
Coding card
1040
1020
Vitotronic 100, Installation
H Control unit fitted on the boiler:
Route cables from below through the front panel of the
boiler into the wiring chamber of the control unit.
H Control unit fitted to the side of the boiler:
Route cables from below out of the cable channel into
the control unit.
Only use the boiler coding card supplied with the boiler
(see table in chapter "Components").
Insert the boiler coding card into slot "X7", through the
recess in the cover.
Identification
7841118
7841111
Spare parts no.
7841118
7841111
55