EDM SYSHP MINI SPLIT 06 16

Table Of Contents
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… box connued from previous page
Step 4
Open the three valves on the pressure gauge to begin charging refrigerant.
When the amount charged reaches R (kg), close the three valves. If the amount charged has not reached R (kg) but no
addional refrigerant can be charged, close the three valves on the pressure gauge, run the outdoor unit in cooling mode,
and then open the yellow and blue valves. Connue charging unl the full R (kg) of refrigerant has been charged, then
close the yellow and blue valves. Note: Before running the system, be sure to complete all test run checks as listed in Part
3, 8.15 TEST RUN” and be sure to open stop valves as running the system with the stop valves closed would damage the
compressor.
Figure 3-3.13: Charging refrigerant
Pressure gauge
Pressure
gauge
Yellow hose
R32 refrigerant
tank
Weighing scale
Master unit
Slave unit
Slave unit
Blu hose
Red hose
Stop valve
service port
Field piping
Gas pipe stop valve
Liquid pipe stop valve