Additional Controls; Removing The Front Grille; Temperature Limiting - LG LP090CED-Y8 Service Manual

1.4 ADDITIONAL CONTROLS

• REMOVING THE FRONT GRILLE

Additional controls are available after removing the front
grille and option cover of control box.
To remove the front grille, pull out the bottom of front
grille and then lift up.
To replace the front grille, place the tabs over the top of
the unit and push the bottom of front grille until the clips
snap into place.
• ADDITIONAL CONTROLS
The additional controls are located behind the option cover of control box. The standard settings will be in the OFF position.
The authorized servicer has to check switches and ensure the switches are in the desired position.
REMOTE
ON
OFF
LOCAL LOCAL LOCAL LOCAL LOCAL LOCAL LOCAL LOCAL LOCAL
1 1 1 1 1 1
Remote/Local
LOCAL LOCAL LOCAL
Energy Saver
1 1 1
Temperature Limit 1
Temperature Limit 2
Temperature Limit 3
PTAC/PTHP
UNIT TYPE

• TEMPERATURE LIMITING

Temperature Limiting can save money by limiting the lowest temperature for cooling and the highest temperature for heating.
The temperature limiting is controlled by switches #1 - #3.
This temperature limiting is not available with the Remote Wall Thermostat.
Temperature Temperature
Limit #1 Limit #2
OFF OFF
ON OFF
OFF ON
ON ON
OFF OFF
ON OFF
OFF ON
ON ON
#6
OFF
OFF
ON
ON
Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
ON ON ON ON
OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF
2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 4 4 5 5 5 5 5 5
OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF
2 2 2 3 3 3 4 4 4 5 5 5
Cooling Operation
Temperature
Limit #3
Lowest Temp.
OFF 54° F (12.2° C)
OFF 56° F (13.3° C)
OFF 58° F (14.4° C)
OFF 60° F (15.5° C)
ON 62° F (16.6° C)
ON 64° F (17.7° C)
ON 66° F (18.9° C)
ON 68° F (20.0° C)
OFF OFF
6 7
Highest Temp. Lowest Temp.
86° F (30.0° C) 54° F (12.2° C)
86° F (30.0° C)
54° F (12.2° C)
86° F (30.0° C) 54° F (12.2° C)
86° F (30.0° C) 54° F (12.2° C)
86° F (30.0° C)
54° F (12.2° C)
54° F (12.2° C)
86° F (30.0° C)
86° F (30.0° C) 54° F (12.2° C)
86° F (30.0° C) 54° F (12.2° C)
#7
OFF Cooling+Electric Heater+Heat Pump
ON Cooling+Electric Heater
OFF Heat Pump Only
ON Cooling Only
- 7 -
Heating Operation
Highest Temp.
86° F (30.0° C)
84° F (28.9° C)
82° F (27.8° C)
80° F (26.7° C)
78° F (25.5° C)
76° F (24.4° C)
74° F (23.3° C)
72° F (22.2° C)
Unit Type
LGE Internal Use Only