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Sync information from main PCB digital display
The digital display on data transfer module displays the same information as the digital display on main PCB.
Auto snow-blowing setting
SW5 / S11: enter/exit auto snow-blowing mode (only available for the outdoor unit which has been customized auto-blowing
function)
S11
Mode
Remark
Auto snow-blowing mode
1 (customized)
According to outdoor ambient temperature (T4), the outdoor fan(s)
periodically stop for 15 minutes and run for 2 minute
Auto snow-blowing mode
2 (customized)
According to outdoor ambient temperature (T4), the outdoor fan(s)
periodically stop for 30 minutes and run for 2 minute
a.
When the outdoor unit is in standby mode, press SW5 (Key) button to enter auto snow-blowing mode 1 or 2
(depend on S11 setting), pressure SW5 (Key) button again to exit the auto snow-blowing mode. If the outdoor unit
receive operation signal during auto snow-blowing mode, the outdoor unit exits the auto snow-blowing mode
automatically.
b.
When the outdoor unit is operating, the auto snow-blowing function cannot be activated.
Data acquisition
Check all operating parameters at most 7.5min per time. The data transfer module does not store the normal operating
parameters.
Fault data storage
The data transfer module can store 32 groups fault data. Every group fault data contains the error code and 5 groups
operating data before the error code displayed.
Data reading
The stored fault data in the data transfer module can be read on new diagnosis software through data reading port on the
data transfer module.
Menu mode setting
Through MENU, UP, DOWN and OK buttons to enter menu mode. The method to enter menu mode is same as the way
through main PCB. The menu modes contents are same as the outdoor main PCB. Please refer to table 5-2.3.
