Lennox ComfortSense L7742U Programming Manual page 24
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Also See for ComfortSense L7742U:
- Programming and application manual (44 pages) ,
- Owner's manual (14 pages) ,
- Homeowner's manual (15 pages)
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Mes
sage
Type
Condition
Display Text (Screen1)
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)
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)
Hidden Menu Table
Setup
HEAT PUMP
Backup/ Indoor
Gas
Gas/
None
Heat
/Oil
Oil
Comp. Stages
1
1
Indoor Heat Stgs
1
2
Total Heat Stgs
2
3
1st Heat Stage
Y1
Y1
Y1
2nd Heat Stage
W1
W1
3rd Heat Stage
W1+
W2
4th Heat Stage
1st Em Heat
W1
W1
Stage
2nd Em heat
W1+
Stage
W2
Cool Stages
1
1
1st Cool Stage
Y1
Y1
Y1
2nd Cool Stage
Indoor Heat Stgs
X
X
Outdoor Sensor
X
X
Residual Cool
X
X
Low Balance Pt.
X
X
High Balance Pt.
X
X
Stg Delay Timers
X
X
Stg 1 Diff
X
X
Stg 2 Diff
X
X
Stg 2 Delay
X
X
Stg 3 Diff
X
Stg 3 Delay
X
Stg 4 Diff
Stg 4 Delay
H/C Stgs Locked
X
In
Stg 2 Hp Lock
Temp
Humiditrol Adjust
LEGEND
HIDDEN MENU ITEM
506180−01 09/08
FAN ON
FAN CIRC
Gas/
Gas/
None
Elec
Oil
Oil
1
2
2
2
1
0
1
2
0
1
1
3
4
2
2
Y1
Y1
Y1
Y1
Y1+Y2
Y1+Y2
Y1+Y2
Y1+W1
W1
W1
W1+
W2
W1
W1
W1
W1+
W2
1
2
2
2
1
Y1
Y1
Y1
Y1
Y1+Y2
Y1+Y2
Y1+Y2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
If Dehumidification mode is not equal to HUMIDITROL.
Display Text
(Screen2)
Priority
3−Minor
3−Minor
Elec
None
Elec
Elec
1
1
2
2
2
0
1
2
3
1
3
4
Y1
Y1
Y1
Y1
Y1+W1
Y1+Y2
Y1+Y2
Y1+W1
Y1+Y2+
Y1+Y2+
+W2
W1
W1
Y1+Y2+
W1+W2
W1
W1
W1
W1+W2
W1+W2
1
1
2
2
Y1
Y1
Y1
Y1
Y1+Y2
Y1+Y2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Page 24
Action to Clear /
System Action
Message is displayed
The Message goes
on the first line of dot
away if
matrix
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
Message is displayed
The Message goes
on the first line of dot
away if
matrix
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
NON HEAT PUMP
None
G/O
G/O
None
G/O or
or
or
Elec
Elec
Elec
2
1
1
1
2
0
1
2
0
1
2
1
2
0
1
Y1
W1
W1
W1
Y1+Y2
W1+
W2
2
1
1
1
2
Y1
Y1
Y1
Y1
Y1
Y1+Y2
Y1+Y2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Recovery
Condition
G/O or
None
Elec
2
2
2
0
2
0
W1
W1+
W2
2
2
Y1
Y1
Y1+Y2
Y1+Y2
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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