Test Mode Procedure - LG LK-0580CC Instrucciones De Instalación Y Mantenimiento

11. Test Mode Procedure

Operating the unit from the roof using the test mode.
WARNING
When operating the unit the test mode, the evaporator access panel and the control box
cover, must be closed. Failure to ensure that the evaporator access panel and control box
cover is in place could resuit in severe personal injury or death.
Step test Mode
The step test mode is initiated by pressing test key(tact switch located on MAIN
CONTROLLER).
When the test mode is initiated, the system will begin the first test step, and turn on the
indoor fan. (See test mode table.)
To continue to the next step, repress the test key.
As you repeat to press the Test key, the unit will move through the steps according to the
tabel.
The Test Mode is performed only when the unit is in "STOP" state.
Any operating signal from remote controller or thermostat can interrupt "Test Mode" and
operate the unit to the signal.
To quit Test Mode, cycle the unit power at the unit disconnect, or repeat to press the Test
key until the unit stop.
Test Key Location
CN-ZONE4 CN-ZONE3 CN-ZONE2
RY21-ZONE4(0) RY19-ZONE3(0)
RY22-ZONE4(C) RY20-ZONE3(C) RY18-ZONE2(C)
AC24V
FAN
COOL
HEAT
IC01K IC02K IC03K
CN-TRANS(IN)
FUSE
CN-ZONE1
250V 3A/T3. 15L
OUT(B)
CN-HEAT
IN
RY17-ZONE2(0) RY15-ZONE1(0)
RY16-ZONE1(C)
RY14-HEAT(B) RY13-HEAT(A) RY12-FAN(OUT-B)
IC02D
CN-CENTER C
IC01D
C03D
(A) (B)
CN17 CN-ZONE CTRL
CN16
CN-L/P SW
LED1 LED2 LED3 LED4
DIP
CN-BYPASS
CN-FAN
BP(A)
4WAY(A)
4WAY(B)
RY10-FAN(IN) RY9-4WAY(B) RY8-4WAY(A) RY7-BP(B) RY5-BP(A)
RY11-FAN(OUT-A)
PWB : 6870A9001N
ASM : 6871A20085
MICOM
D04G
D03G IC05K
D02G
D01G
G 0 12W
D09K
L01K
CN-REMOCON CN16
16
CN-MUMID CN-ECONO
CN-COMP
RY-ECONO
RY5-COMP(B) RY4-COMP(A) RY3-HUMID
R06F
D02F
R05F
D01F
R01F
R02F
SELECT S/W SELECT S/W
CENTER THERMOSTAT
TEST
IC07K IC06K
IC04K C06K
CN4
TEST KEY