Lennox CHA16 Service Manual page 53

C3 Wiring Diagram
NOTE - Flexstat (C3 and C4 diagrams) was discontin
ued as a control system option in July 1989 and is not
shown in the CHA16-1853. However, Flexstat remains
a valid matchup to commercial CHA16 units of all sizes
until inventories are depleted. You may find some
CHA16-1853 units using it.
C4 Wiring Diagram
C5 Wiring Diagram
C6 Wiring Diagram
C7-3 Wiring Diagram
Page 53