Viessmann MatriX Service Instructions Manual page 43

Pressure−jet gas burner, for vitocrossal300, typect3 rated output 187 to 314kw

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Table of Contents

Overview of components

(cont.)

A Boiler door

B Fan

C Display and programming unit

D Air pressure limiter

E Gas supply pipe

F Gas combination valve

G Venturi mixing pipe

H Rotary damper with servomotor

(only for 248 and 314 kW)

K Burner gauze

L Ignition electrodes

M Ionisation electrode

N Thermal insulation block

P Gas burner control unit

Q Ignition device

R Gas shut−off valve

Table of Contents

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