Viessmann VITOCROSSAL 200 CM2 Service Instructions For Contractors page 60
400 to 620 kw gas condensing boiler with matrix cylinder burner, for open flue and room sealed operation, permissible operating pressure 6 bar
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Also See for VITOCROSSAL 200 CM2:
- Technical manual (100 pages) ,
- Installation instructions manual (52 pages) ,
- Service instructions manual (76 pages)
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Connection diagrams
Burner control unit connection diagrams
A
Fig. 44
Burner control unit VUC 310
A
Flame monitor through ionisation current
B
Vitotronic control unit
C
Servomotor for rotary damper
D
Ignition unit
E
Fuel valve BV1
F
Fuel valve BV2
G
60
(cont.)
B
X
C
D
E
F
G
Plug 150, HLSC-HLSC
X
F1 Backup fuse
F2 Backup fuse
H1 Hours run meter, modulation
H2 Fault message
S1 ON/OFF switch
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