EOGB X500 - Burner Start Cycle Overview

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Revision 1 01/01/16
Normal Burner Cycle
Thermostat
Motor
Transformer
Solenoid Valve
Flame
Lockout indicator
Time in seconds
Pre-ignition/purge time 12 sec.
Stray light monitoring
Lockout safety time 10 sec
Post-ignition time 20 sec.
Burner Operation and Commissioning
8.8 Burner Start Cycle
Burner lockout due to no ame establishment
Thermostat
Motor
Transformer
Solenoid Valve
Flame
Lockout indicator
Time in seconds
Pre-ignition/purge time 12 sec.
Stray light monitoring
Lockout safety time 10 sec
Burner lockout due to premature ame establishment
Thermostat
Motor
Transformer
Solenoid Valve
Flame
Lockout indicator
Time in seconds
Pre-ignition/purge time 12 sec.
Stray light monitoring
Lockout is indicated by the lockout indicator lamp on the control box (page 8, 5 Fig 1.1)