Burner control unit
Burner control unit VUC 310
Status Service
Fig. 21
Status Service
Fig. 22
Status Service
Fig. 23
Status Service
Fig. 24
Status Service
Fig. 25
Status Service
Fig. 26
Status Service
Fig. 27
Status Service
Fig. 28
20
(cont.)
Fan ramp-up
Valve and/or
relay test
Pre-purge
Pre-ignition
Ignition
Safety time
Flame formation
Flame stabilisation
Operation with flame
Reheat
Post-purge