Lennox ComfortSense L7742U

506180−01 09/08
Page 24
Mes
sage
Type
Action to Clear /
Recovery
ConditionSystem ActionPriority
Display Text
(Screen2)
Display Text (Screen1)Condition
Status FAN mode is
set to AUTO
on home (fol-
low the sched-
ule) and ON in
the current pe-
riod of sched-
ule & (system
is not heating
or cooling)
FAN ON 3−Minor Message is displayed
on the first line of dot
matrix
The Message goes
away if
1 − User changes FAN
mode from AUTO to
ON or CIRC On home
2 − User changes FAN
mode in the schedule
from ON to something
else
Status FAN mode is
set to AUTO
on home (fol-
low the sched-
ule) and CIRC
in the current
period of
schedule &
(system is not
heating or cool-
ing)
FAN CIRC 3−Minor Message is displayed
on the first line of dot
matrix
The Message goes
away if
1 − User changes FAN
mode from AUTO to
ON or CIRC On home
2 − User changes FAN
mode in the schedule
from CIRC to some-
thing else
Hidden Menu Table
Setup HEAT PUMP NON HEAT PUMP
Backup/ Indoor
Heat
Gas
/Oil
Gas/
Oil
None Gas/
Oil
Gas/
Oil
None Elec Elec None Elec Elec None G/O
or
Elec
G/O
or
Elec
None G/O or
Elec
G/O or
Elec
None
Comp. Stages 1 1 1 2 2 2 1 1 1 2 2 2 1 1 1 2 2 2
Indoor Heat Stgs 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0
Total Heat Stgs 2 3 1 3 4 2 2 3 1 3 4 2 1 2 0 1 2 0
1st Heat Stage Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 W1 W1 W1 W1
2nd Heat Stage W1 W1 Y1+Y2 Y1+Y2 Y1+Y2 Y1+W1 Y1+W1 Y1+Y2 Y1+Y2 Y1+Y2 W1+
W2
W1+
W2
3rd Heat Stage W1+
W2
W1 W1 Y1+W1
+W2
Y1+Y2+
W1
Y1+Y2+
W1
4th Heat Stage W1+
W2
Y1+Y2+
W1+W2
1st Em Heat
Stage
W1 W1 W1 W1 W1 W1 W1 W1
2nd Em heat
Stage
W1+
W2
W1+
W2
W1+W2 W1+W2
Cool Stages 1 1 1 2 2 2 1 1 1 2 2 2 1 1 1 2 2 2
1st Cool Stage Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1 Y1
2nd Cool Stage Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2 Y1+Y2
Indoor Heat Stgs X X X X X X X X X X X X
Outdoor Sensor X X X X X X X X X X X X X X X X X X
Residual Cool X X X X X X X X X X X X X X X X X X
Low Balance Pt. X X X X X X X X
High Balance Pt. X X X X X X X X
Stg Delay Timers X X X X X X X X X X X X X X
Stg 1 Diff X X X X X X X X X X X X X X X X X X
Stg 2 Diff X X X X X X X X X X X X X X
Stg 2 Delay X X X X X X X X X X X X X X
Stg 3 Diff X X X X X X
Stg 3 Delay X X X X X X
Stg 4 Diff X X
Stg 4 Delay X X
H/C Stgs Locked
In
X X X X X X X X X X X X X
Stg 2 Hp Lock
Te m p
X X X X
Humiditrol Adjust
If Dehumidification mode is not equal to HUMIDITROL.
LEGEND HIDDEN MENU ITEM