GREE Air-ccoled Closed Control Unit Service Manual
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button “Close” and then touch the button “Parameter Setting” to view or operate the interface of
“System Parameter Setting”, “Sub-Module Setting”, “Module Service Time”or “Manual
Debugging”
（
1
）
System Parameter Setting
Slightly press the button “Parameter Setting” to set parameters for the system of master
module. Slightly touch the value input box to modify the values.
（
2
）
Sub-Module Setting
Slightly press the button “Sub-Module Setting” to adjust parameters for each sub-module,
restore default setting or set function shield. Slightly touch “Back” to return to the previous page.
Press module 1, module 2, module 3 or module 4 to switch to the corresponding module.
The return air temperature and humidity sensor has been tested before the unit is delivered
out of the factory. If any deviation is found during application, it can be corrected according to
the following method. Suppose that the temperature and humidity detected by the unit is X
℃
