Gree GMV-100WL/A-T, Руководство по обслуживанию

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GREE DC Inverter Multi VRF System II Service Manual
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2.3.2 Cool & Heat Function
This function can set operation modes and prevent mode collision that is caused by setting different
modes for different indoor units. It is especially suitable for hotels and other small business areas. There
are 3 levels for this setting:
Level A — Mode Lock Control
Upon entering this function setting, main board of outdoor unit will display as below:
LED1 LED2 LED3
Function code Current progress Display Current status Display
A6 nC Blink nC Blink
Press SW1 button (▲) and SW2 button (▼) to select the following functions:
LED1 LED2 LED3
Function code Display Current progress/mode Display Current status Display
A6 On nC Blink nC Blink
A6 On nH Blink nH Blink
A6 On nA Blink nA Blink
A6 On nF Blink nF Blink
When applicable mode is selected, press SW7 to confirm. The related display is as below:
LED1 LED2 LED3
Function code Display Current progress/mode Display Current status Display
A6 On nC On nC On
A6 On nH On nH On
A6 On nA On nA On
A6 On nF On nF On
This setting will be memorized by master unit and can’t be cancelled even when power is on or off.
Then press SW6 on the master unit to return to the previous step.
If then no motion is taken to the master unit for 5min, unit will exit and resume displaying the current
status.
(If this button is pressed when function is being set, system will return to the previous step. If SW6
is pressed when setting is finished, system will resume displaying the current operation status.)
Default setting is “nA” cooling and heating type.
Level B — IDU Mode Auto Control
When Level A is disabled or outdoor unit is set to be cooling and heating type, the operation mode
within one system depends on the master-salve setting of indoor units.