Lennox ML196DF045XE36B Manual page 11

Measuring Flame Signal
Flame Signal In Microamps
Normal Low Drop Out
 1.5  0.4
0.5 - 1.4
Flame Sensor
Terminal
Remove Sensor Wire from
Intergrated Control and
Intergrated
Connect Alligator Clip (−)
Control
to Frame Sensor Lead
(+)
Remove Sensor Wire from
Intergrated Control and
Connect Alligator Clip (+)
to Terminal on Control
Multi−Meter
Flame Sensor
Wire
Set Dial to DC MicroAmps
(+)
(−) T o Flame
Terminal
(+) To Control
Sensor T erminal
FIGURE 8
Page 11