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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
Charge hose
Electronic scale
Gas leak detector
Adaptor for reverse flow check
Refrigerant charge base
Refrigerant cylinder
Refrigerant recovery equipment
3
PARTS NAMES AND FUNCTIONS
3-1. INDOOR UNIT
Air outlet
Liquid pipe
Gas pipe
i-see sensor
(option)
OCH565
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 R410A.
· Attach on vacuum pump.
· Only for R410A
· Cylinder with syphon
Drain pipe
Vane
Unit
Specifications
—
—
· Top of cylinder (Pink)
—
Air intake
(Intake grille)
4
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