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Eclipse Bi-Flame v1.8, Instruction Manual 826, 05/03
36
Table 10.1
Bi-Flame Operating Sequence
POWER ON
Was internal safe start check successful?
EXTERNAL INTERLOCK CHECKS
Is flame signal present?
BURNER START-UP
(see next page)
YES NO
YES NO
YES NO
YES NO
Various lockout messages
Fan output is energized; modu-
lator is sent to low fire.
YES NO
Holds until answer is yes.
Is proof of closure circuit closed?
Is voltage present at air flow switch?
Is voltage present at interlock switch?
ERROR MESSAGE
MAIN VALVE FAIL
LKOUT XXXX:XX:XX
ERROR MESSAGE
LIMITS OPEN
TIME = XXXX:XX:XX
NORMAL MESSAGE
FAN ENERGIZED
ERROR MESSAGE #1
UNSAFE FLAME ON
NORMAL MESSAGE
VERSION VX.X
CHECKSUM = XXXX
Fan and Alarm energized.
If signal is eliminated within 30
seconds, sequence continues. If
not, then . . .
ERROR MESSAGE #2 – 30 SECONDS AFTER #1
UNSAFE FLAME ON
LKOUT XXXX:XX:XX
ERROR MESSAGE #1
UNSAFE AIR SHORT
Fan and Alarm energized.
If switch is not opened within
30 seconds and the limit input is
present....
ERROR MESSAGE #2 – 30 SECONDS AFTER #1
UNSAFE AIR SHORT
LKOUT XXXX:XX:XX
Fan and Alarm energized.
Is voltage present at AUX inputs ?
YES
Countdown of XX based on DIP
switch
NORMAL MESSAGE
VALVE LEAKAGE
UNDER TEST XX
Is voltage present at VDK input
before time out?
YES
NO
#X is 1, 2, 3, or 4 to show
absent input
ERROR MESSAGE
AUX. LIM. # X FAIL
LKOUT XXXX:XX:XX
NO
Fan and alarm energized.
ERROR MESSAGE
VALVE LEAK FAIL
LKOUT XXXX:XX:XX
NORMAL MESSAGE
SAFE START OK
VX.X CS=XXXX