Viessmann Vitocrossal 300 Service Instructions For Contractors page 46

Commissioning, inspection, maintenance
Further details regarding the individual steps
Equipment required
ID: 4605302_1006_01
Pos. Description
1 Boiler with
2 Control unit
Vitocrossal 300 with Vitotronic 200, type KW6A
3 Outside temperature sensor ATS
DHW heating by the boiler
qP DHW cylinder
qQ Cylinder temperature sensor STS
qW DHW circulation pump ZP
qE
Circulation pump for cylinder heating UPSB
DHW heating by the solar thermal system
qQ Cylinder temperature sensor STS
qW DHW circulation pump ZP
qE Circulation pump for cylinder heating UPSB
qR Dual mode DHW cylinder
qT
Cylinder temperature sensor SOL
qZ High limit safety cut-out STB
wP Solar collectors
wZ Solar control module, type SM1
wQ Collector temperature sensor KOL
wW Solar-Divicon
wE Solar circuit pump
wR Circulation pump (transfer)
wT Automatic thermostatic mixing valve
wU
Junction box
eP Heating circuit I
eQ Heating circuit pump, heating circuit A1
or
Divicon
rP/tP Heating circuits II and III
rQ/tQ Extension kit for one heating circuit with mixer M2/M3
Components:
rW/tW ■ Flow temperature sensor M2/M3 (contact temperature sensor)
and
rT/tT
■ Mixer PCB with mixer motor
or
rQ/tQ Extension kit for one heating circuit with mixer M2/M3
46
(cont.)