Main Pcb 120 To 160 Kw - Viessmann VITOCROSSAL Service Instructions Manual
Single boiler: 80 to 318 kw. twin boiler: 240 to 636 kw. gas condensing boiler with matrix cylinder burner. open flue and room sealed operation
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Also See for VITOCROSSAL:
- Installation instructions manual (44 pages) ,
- Installation instructions for contractors (40 pages) ,
- Installation instructions manual (36 pages)
Table of Contents
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Connection and wiring diagram
A Modulation coil
a:Ö
/
a:Ö
X9.8/9
Combustion chamber pressure switch and
water pressure switch
Main PCB 120 to 160 kW
Fig. 63
/
A Boiler water temperature sensor
§
§
Ionisation electrode
aA
Flue gas temperature sensor
aG
Ignition unit
gF
Fan motor
a¢Ö
(cont.)
A
Fan motor control
a¢Ö
Modulation coil
a:Ö
X9.8/9 Combustion chamber pressure switch and
water pressure switch
Connection and wiring diagram
99
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