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2.
Display
2.1 Display Rules
2.1.1
Characters and icons that can be displayed independently: Fridge icon, freezer icon, LECO and its icon, Quick
Freeze and its icon, Holiday and its icon, Smart and its icon, minus sign, ℃ symbol, and two 8-bit digits.
2.1.2
The display gets all illuminated when the refrigerator is energized for the first time, which restores to the normal
display2S later.
2.1.3
When the display gets illuminated,it will be off if no key operation within 3 minutes, with keys locked.
2.1.4
When the display is off, a key can be awakened when pressed for the first time, and if any key is pressed at this
time, this key becomes invalid; In such case, hold down the 'Unlock' key for 3s to unlock the key, and then press
the key to enable its function.
2.1.5
In the case of failure or any door open action, the display gets illuminated.
2.1.6
Over-temperature alarm:
When energized, if the freezer sensor temperature is higher than -10℃, its corresponding icon (the upper and lower
freezer doors) and set temperaturegets flickering. The temperature of the freezer when it is energized can be
displayed by pressing any key. And the normal display is restored by pressing any key again.
2.1.7
Special function program display contents:
Under the state that the display is on, when the 'LECO' function is enabled, the character ''LECO'gets illuminated;
when the 'Quick Freeze' function is enabled, the character 'Quick Freeze'gets illuminated; when the 'Holiday'
function is enabled, the character ''Holiday'gets illuminated; and when the 'Smart' function is enabled, the character
'Smart'gets illuminated.
2.1.8
Failure indications
1) Failure information displayed for different types of failures :
S/N
1
2
3
4
Ambient temperature sensor failure
5
6
2) In case 'E0' and 'E1' alarm information need to be displayed at the same time, 'E2' is displayed.
3) Normal operation can be restored immediately after a failure is troubleshooted, without any manual intervention.
3.
Special Programs
3.1 Maintenance program
3.1.1
By pressing combination keys, you can access the maintenance program (refer to the sectionKeys), with the
buzzer issuing one sound first. And all characters other than the digits that are displayed according to the
rulesare hidden.
3.1.2
The parameters to be set, the load running state, or the sensor temperature value can be displayed.
When you press the 'Temp.Zone' key, parameters to be set can be selected according to the following table from
3.1.3
left to right and from top to bottom.
When the 'Temp.' key is pressed, the running state can be adjusted.
3.1.4
Parameters to be set
C1
d1
d2
CH
C (compressor)
CP(fridge throttle)
Fd (freezer fan)
Hd (defrost heater)
HL(anti-condensation heater)
H1（LECO lamp）
3.1.5
After the operating parameters are set, the refrigerator runs according to the settings of maintenance
program.
When the maintenance program is running, you can press the 'Temp. Zone' key to select parameters to
3.1.6
set or view the real value of each sensor, and press the 'Temp.' key to change the load running
parameters.
3.1.7
Exit conditions:
1)
The maintenance program keeps running for maximum 3 hours, and it exits automatically when
the time limit is exceeded, with the normal operation program restored.
2)
The maintenance program gets exited immediately when you disconnect the refrigerator power
supply and energize it again.
Failure Types
Fridge sensor failure
Freezer sensor failure
Freezer evaporator sensor failure
Communication failure
Fan alarm
Running state parameters ( 0 indicates Stop, and 1 indicates Run)
Item Information Displayed
Fridge temperature display as 'E0'
Freezer temperature display as 'E0'
Freezer temperature display as 'E1'
Initial Value
Instant fridge temperature
Instant freezer temperature
Instant freezer evaporator temperature
Instant ambient sensor temperature
5
Display as 'EH'
Display as 'EC'
Display as 'EF'
Parameter Value
0，1
0，1
0，1
0，1
0，1
0，1
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