Wiring Diagram - Gree FGR25Pd/DNa-X Service Manual

capacity of the indoor units and the service life of modules except the faulted one are not affected.
Step 1: set all indoor units under "Off" mode and cut off the power supply to the indoor and outdoor
units.
Step 2:.shut off all cutoff valves of the faulted outdoor unit, including the cutoff valves of the
liquid/gas pipe as well as the oil balancing valve.
Step 3: cut off the air switch of the module.
Step 4: remove the communication line between the faulted module and other modules which are
still kept connected through the communication line.
Step 5: readjust the address and quantity settings on the main board of the modules except the
faulted one.
Step 6: power and restart the unit.

5 Wiring Diagram

Advertence: These diagrams only for reference ,the actually diagram please reference the
diagram on actually unit.
FGR20Pd/DNa-X(I)/FGR25Pd/DNa-X(I)/FGR30Pd/DNa-X(I)：
FGR40Pd/D(2)Na-X(I)：
Duct type split Air conditioner Inverter Series
105