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CS-C45FFH / CU-C45FFH
11.4. Balance refrigerant of the 3-way valves
(Lack of refrigerant in the refrigeration cycle)
Refrigerant
Reclaming
Equipment
Procedure
1.
Confirm that both the 3-way valves are set to the open
position.
2.
Connect the charge set to the 3-way valve's service port.
Leave the valve on the charge set closed
●
Connect the charge hose with the push-pin to the
●
service port.
●
Confirm whether the pressure indicates more than 0.1
MPa (1 kg/cm G)
2
3.
Connect the charge set's centre hose to refrigerant
reclaiming equipment.
4.
Open the valve (Low side) on the charge set and loosen
the hose connected with the Refrigerant Reclaiming
Equipment to purge the air from the hose.
5.
Turn on refrigerant reclaiming equipment to collect the
refrigerant until the needle indicates 0 (no refrigerant is
remaining).
(Liquid side)
(Indoor unit)
(Gas side)
O pen
Low
High
3-way
valve
3-way
valve
Open
34
(Outdoo r unit)
Open
Open
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