LG FM15AH UL3, Svc Manual

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Part 2 Functions & Controls
6.11 Two Thermistor Control
There may be a significant difference between temperature taken at the installed product indoor temperature. Two ther-
mistor control provides option to control temperature by referring any of the two temperatures.
With help of the slide switch at the back of the wired remote controller, selection of the thermistor for controlling the unit
can be One thermistor is in the Indoor unit & the one is in the LCD wired remote.
■
Two Thermistor System
6.11.1 Open the rear cover of the wired remote-controller to set the mode.
6.11.2 Select one of three selectable modes as follows.
• Position 1:
The room temperature is controlled by the thermistor of the main body.
• Position 2:
The room themperature is controlled by the thermistor of the wired remote-controller, control the
temperature according to the position of wired remote-controller.
• Position 3:
The room temperature is controlled by lower temperature between the temperature of main body and of
remote-controller sensor.
6.11.3 Move the slide switch to set position.
6.11.4 Close the rear cover and check if it works normally.
• Select the position after counselling with a customer.
• In case of cooling mode, room temperature is controlled by the main body sensor.
• To control the room temperature by a wired remote controller, install controller(room temp. sensor) to sense the
temperature more accurately.
• Maunfactured in the position 1.
TH
R14H
SW TH
REMO
MAIN
2TH
OP7
R18H
R17H
OP6
LO
STAND
SW HIGH
HI
R03S
C070
R04S
R02S
R01S
OP3
OP2 OP1
R19H
R11H
R13H R12H
OP5R16H OP4
R15H
CO1H
REMO
Room Temp. sensor
2TH
MAIN
Position 2
Position 1
Position 3
Slide switch for 2 Thermistor