Burnham INDEPENDENCE IN10 CANADA Installation & Service Instructions Manual page 55

Table : Ignition Module Terminal Cross-Reference
Ignition Module
Terminal Designation
MV
MV/PV
PV
GND
24V (GND)
24V
SPARK
TABLE 8: Yellow LED Flame Codes
Yellow LED
Flash Code
Heartbeat
Flash Code Descriptions
a
Wiring Ladder Diagram
Terminal Number
1
2
3
4
5
6
9
a
Normal Flame Signal
Weak Flame Signal -
System will operate reliably but flame signal is
less than desired.
2
Note: This indication may flash temporarily
during or shortly after lightoff on some
applications.
Marginal Flame Signal (less than 1.1 µA) -
System may not operate reliably over time.
Service call recommended.
1
Note: This indication may flash temporarily
during or shortly after lightoff on some
applications.
No Flame or Flame Signal -
OFF
below minimum threshold for system operation.
- Heartbeat: Constant ½ second bright, ½ second dim cycles.
- The flash code number signifies that the LED flashes X times at 2Hz, remains
off for two seconds, and then repeats sequence.
Indicates
Figure 52: LED Locations
Recommended
Service Action
N/A
Perform routine
maintenance to
assure optimum
flame signal.
Check gas supply,
pilot burner, flame
sense wiring,
contamination of
flame rod, burner
ground connection.
N/A
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