Gree GRS-Cm28/NaA-M - Pre-Debugging Preparations

Chapter Ⅲ Debugging and Operation（3. Pre-debugging Preparations）
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product and national and local security operation requirements. Rule-breaking operations are
prohibited;
It is forbidden to directly connect the compressor with power supply and forcibly power it on.
3. Pre-debugging Preparations
3.1 Required Tools for Debugging
（1）Shifting spanner
（2）Inner hexagon spanner
（3）Straight screwdriver
（4）Cross screwdriver
（5）System high and low pressure gauges for corresponding refrigerants
3.2 Required Files for Debugging
Debugging data record table
Engineering project name
Unit model
Debugging personnel
Debugging date
Rated capacity of outdoor
unit(kW)
Capacity of water tank
Max difference between
ODU and water tank(m)
Lift of pump
Debugging status: □ water heating
Status parameters
Unit
Before turning
on the unit
60min
ODU status parameters
Outdoor ambient
temperature
℃
Power supply voltage
V
Suction temperature
℃
Discharge temperature
℃
Water tank parameters
Temperature of water
outlet pipe temperature
sensor
℃
Temperature of water
tank temperature sensor
℃
Debugging conclusion