LG AP-Z Series Service Manual page 22

Operation Details
16. Function of changing set temperature when re-operation after stop.
Operation is set the following condition when re-operation with start/stop button.
1.Operation mode.
Cooling/soft dry mode
Heating mode Heating mode
2. Setting the set temperature when cooling operation.
Room temperature > Set temperature: to be set to the previous set temperature.
Room temperature ≤ Set temperature
a) Room temperature ≥ 26°C: to be set to 24°C
b) 22°C ≤ Room temperature ≤ 25°C: to be set to 21°C
c) 19°C ≤ Room temperature ≤ 21°C: to be set to -1°C less than room temperature.
d) Room temperature ≤ 18°C: to be set to 18°C
3. Setting the set temperature when heating operation.
Room temperature < Set temperature: to be set to the previous set temperature.
Room temperature ≥ Set temperature
a) Room temperature ≤ 20°C: to be set to 23°C
b) 21°C ≤ Room temperature ≤ 25°C: to be set to 26°C
c) 26°C ≤ Room temperature ≤ 28°C: to be set to +1°C more than room temperature.
d) 29°C ≤ Room temperature : to be set to 30°C
17. Function for test operation
1) Outline of Operation
- This is for checking the condition of installation during the installation, and it is operated by cooling, Fan speed
is high, comp. on, and Auto air flow operations without setting temperature.
2) Operation or Cancel
- Do test operation, if you push ON/OFF button and the down room temperature checking button over 3 sec-
onds at the same time.
- During the operation, if you push the stop button or push ON/OFF button and the down room temperature
checking button over 3 seconds at the same time, the test operation will be cancelled and unit come to rest.
- During the operation, if you input remocon key or key on Display panel, it performs its duties.
3) Function
- It operates cooling, fan speed is high, auto air flow operation, comp. on for 18 ± 1 minutes, regardless of room
temperature.
- After 18 ± 1 minutes of operation, it becomes off itself.
- During the operation, signal
22 Floor Standing Type Air Conditioner
Cooling mode
88 stands for "Lo"