Lennox LNWR21X Service Manual page 20

When selecting auto mode, air conditioner will operate automatically according to ex-factory setting. Set temperature can't be
adjusted and won't be displayed either. Press FAN button to adjust fan speed. (This function is not available in this air conditioner.)
When selecting cool mode, air conditioner will operate under cool mode. Then press + or -- button to adjust set temperature. Press
FAN button to adjust fan speed.
When selecting dry mode, air conditioner will operate at low fan speed under dry mode. In dry mode, fan speed can't be adjusted.
When selecting fan mode, air conditioner will operate in fan mode only. Then press FAN button to adjust fan speed.
When selecting heat mode, air conditioner will operate under heat mode. Then press + or -- button to adjust set temperature. Press
FAN button to adjust fan speed.
3. +/- button
Pressing + or - button once will increase or decrease set temperature by 1 °F(°C). Hold + or -- button for 2s, set temperature on
remote controller will change quickly. Release the button after your required set temperature is reached.
When setting Timer On, Timer Off or Clock, press + or -- button to adjust the time (See TIMER Button for setting details).
4. FAN Button
Pressing this button can select fan speed circularly as: AUTO, SPEED 1( ), SPEED 2( ), SPEED 3(
in this air conditioner. Speed 4 is the same with speed 3).
SPEED 1 (equals to low fan speed)
SPEED 3 (equals to high fan speed)
Note:
Under AUTO fan speed, air conditioner will select proper fan speed according to ex-factory setting.
Fan speed can't be adjusted under DRY mode.
5. SWING Button
Press this button to turn on up&down air swing.
6. SLEEP Button
Under Cool, Heat, Dry mode, press this button to turn on Sleep function. Press this button to cancel Sleep function. Under Fan and
Auto mode, this function is unavailable.
7. TIMER Button
When unit is on, press this button to set Timer Off. T-OFF and H icon will be blinking. Within 5s, press + or - button to adjust the
time for Timer Off. Pressing + or - button once will increase or decrease the time by 0.5h or 1h. Hold + or -- button for 2s, time will
change quickly. Release the button after your required set time is reached. Then press TIMER button to confi rm it. T-OFF and H icon
will stop blinking.
When unit is off, press this button to set Timer On. T-ON and H icon will be blinking. Within 5s, press + or - button to adjust the time
for Timer On. Pressing + or - button once will increase or decrease the time by 0.5h or 1h. Hold + or - button for 2s, time will change
quickly. Release the button after your required set time is reached. Then press TIMER button to confi rm it. T-ON and H icon will stop
blinking.
Cancel Timer On/Off: If Timer function is set up, press TIMER button once to review the remaining time. Within 5s, press TIMER
button again to cancel this function.
Note:
Range of time setting is: 0.5~24h
If time changes within 10h, the set time will be increased or decreased by 0.5h; If time changes from 10h to 24h, the set time will
be increased or decreased by 1h.
The interval between two motions can't exceed 5s, otherwise the remote controller will exit setting status.
Simple operationfi rst
1.After putting through power "
2.Press " " button to select your required operation mode: AUTO, COOL, DRY, FAN.
3.Press "+" or "-" button to set your required temperature.(temperature can't adjusted under AUTO mode)
4.Press " " button to select your required fan speed: auto, fi rst notch, second notch, third notch, fourth notch (fourthnotch is same
as third notch for this air conditioner.)
18
AUTO
" button on remote controller to turn on the air conditioner.
SPEED 2 (equals to medium fan speed)
SPEED 4
Service Manual
), SPEED 4( ) (unavailable
Technical Information