Riello Array AR 2000 - Page 72

72
SHUTDOWN
72
APPENDIX
APPENDIX
BURNER IGNITION SEQUENCE
Start burner
Pre-Purge 0
Pre-Purge 1 Fan on ignition speed
Blocking error
Pre ignition on
Ignite: ignition on,
Gas Valve open
Flame Proving,
Checking flame
Locking error
Burn
Fan on
ignition
speed within
time?
Flame Current
Above Minimal
Current?
Ignition Tries
less than 3?
NO
NO
NO
YES
YES