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Lennox LNWR21X User Manual

Lennox LNWR21X
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Service Manual
Technical Information
21
b. In this mode, the set temperature range is 16 ~30 61 ~86 .
1.6. Auto Mode
Working conditions and process
a. When Tamb.
26 (79 ), the unit will operate in Cool mode. Tpreset=25 77
b. When Tamb. 22 (72 ), the heat pump unit will operate at heating mode and the cooling only unit will operate at fan mode;
Tpreset=20
68 ;
When 22
(72 ) Tamb. 26 (79 ) , the unit will maintain its previous running state. But if the unit is energized for the first
time, it will operate at fan mode.
2. Other function
2.1 Swing
When the fan operates, if swing is set, the swing motor will operate; When swing stops, the louver will stop in the
position at that time.
2.2 Buzzer
Upon energization or operation, the buzzer will give out sound.
2.3 Sleep function
a.In Cool, Energy-saving or Dry mode, 1 hour after setting Sleep function, Tpreset will increase 1
(2 ); 2hours
later, Tpreset will not increase 2
(4 ) totally. Then, the setting temperature will not change, but the upper limit of
setting temperature is 30
(86 ).
b. In heat mode, 1 hour after setting Sleep function, Tpreset will decrease 1
(2 ); 2hours later, Tpreset will not
decrease 2
(4 ) totally. Then, the setting temperature will not change, but the lower limit of setting temperature is
16
(61 ).
c. In Auto and Fan mode, there is no Sleep function.
d. If Sleep function has been set, the mode change will cancel the Sleep function.
2.4 Auto fan speed
a. Auto fan speed under heating mode or auto fan mode:
Tamb
Tpreset - 2 4 High speed;
Tpreset-2
4 Tamb. Tpreset Medium speed;
Tamb.
Tpreset Low speed;
b. Auto fan speed under cooling mode
Tamb
Tpreset + 2 4 High speed;
Tpreset
Tamb. Tpreset + 2 4 Medium speed;
Tamb.
Tpreset Low speed;

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Lennox LNWR21X Specifications

General IconGeneral
BrandLennox
ModelLNWR21X
CategoryAir Conditioner
LanguageEnglish

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