Gree GKH42K3FI

U-Match Series DC Inverter Service Manual
39
14
Timer/Time
It is used to set the timing or on/off time of the selected indoor unit as well as to set
the clock of the system.
15
Central
It is used for the switchover between single and centralized control modes.
16
Shield
It is used to deactivate some or all functions of a single or a group the indoor unit(s).
17
All on/off
It is used to start/stop all indoor units.
7.1.4 LCD of the Controller
7.1.4.1 Outline Drawing of the LCD
Figure 2-7-2
7.1.4.2 Introduction to Symbols on the LCD
Figure 2-7-3
Table 2-7-2 Introduction to the Symbols on the LCD
No.
Name
Description
1
Fan speed
It displays the fan speed of the indoor unit, high, medium, low and auto.
2
Running mode
It displays the running mode of the indoor unit, auto, cool, dry, fan and heat.
3
System clock
It displays the current time (hour and minute) in 24-hour time system and
also the week day.
4
Shield
It displays the shield status, “ALL‟, “TEMP”, “MODE” and „On/Off”.
5
Weekly timer
It displays the timing period (unit: 0.5 hour) which will circulate every week.
6
Set temperature
Indoor unit code
It displays the set temperature, indoor unit code (01-16), and symbols of
Celsius and Fahrenheit scale.
7
Control mode
It displays “CENTER” under the centralized control mode and no display
under the single control mode.
8
Ambient
temperature
Serial port
It displays the ambient temperature, serial port as well as symbols of Celsius
and Fahrenheit scale.
9
Indoor unit code
On/off status
Numbers indicate the indoor unit codes which will be displayed when the
corresponding indoor unit is online; “” indicates the on/off status of the
indoor unit, its flashing for “on” or else for “off”
10
Error
Child lock
It displays the error codes when some error(s) arises and also “CHILD
LOCK” when this function is activated.