Lennox CBX32MV Installation Instructions Manual page 32

Note 1 Activation delay
S
120 seconds if one heat stage is or deactivated
S
150 seconds if more than one stage is activated or deacti-
vated.
Yes
Delay Timer
Finished or last
No
change was up−
Electric heat ON
W call with one
Electric Heat
Section ON
Adjust Target
Discharge Air
Temperature
Turn OFF Electric
Heat Section
EVENHEAT Operation
No
stage
Yes
Yes
Heat Pump OFF
Discharge air temperature sensor
setting on the Air Handler Control will
remain at set point on W1 demand and
be increased 15ºF for W2 demand.
Heat Pump ON
Above
Discharge air temperature sensor
setting on Air Handler Control will
remain at set point. W1 demand will
increase set point 15ºF. W2 demand
will increase set point an additional
15ºF. (Total of 30ºF)
No
Figure 26. EVENHEAT Operation (2 of 2)
Start Timer Delay
(Note 1)
A
Change in Heat
demand from
room thermostat?
Stop Delay Timer
Increase heat demand.
Y1 (with or without Y2) +
W1 and W2
Adjust Target Discharge Air
Temperature
Discharge air
temperature is
within target range?
Measured discharge air
temperature is above or
below
target range?
Page 32
No
Activate Y2
Delay Timer
Finished or last
change was
down−
stage
Yes
Y1 ON and
Y2 OFF
No
More Electric
Heat
available
Below
Yes
Turn ON one
Electric Heat
section
NOTE Optional Outdoor Thermostat (Wired between
R and W3) will lockout electric elements 3, 4 and 5.
No
Yes
Adjust Target
Discharge Air
Temperature