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[2] Additional refrigerant charge
When charging directly from cylinder
· Check that cylinder for R410A on the market is syphon type.
· Charging should be performed with the cylinder of syphon stood vertically. (Refrigerant is charged from liquid phase.)
[3] Service tools
Use the below service tools as exclusive tools for R410A refrigerant.
No.
Tool name
Gauge manifold
1
Charge hose
2
Electronic scale
3
Gas leak detector
4
Adaptor for reverse flow check
5
Refrigerant charge base
6
Refrigerant cylinder
7
Refrigerant recovery equipment
8
3
PARTS NAMES AND FUNCTIONS
Indoor unit
OCH580
Gravimeter
· Only for R410A
· Use the existing fitting specifications . (UNF1/2)
· Use high-tension side pressure of 5.3MPa·G or over.
· Only for R410A
· Use pressure performance of 5.09MPa·G or over.
· Use the detector for R134a, R407C or R410A.
· Attach on vacuum pump.
· Only for R410A
· Cylinder with syphon
Filter
Air intake
Louver
Air outlet
Unit
Specifications
—
—
· Top of cylinder (Pink)
—
Vane
4
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