Indoor Unit - Mitsubishi Electric Mr.SLIM PCA Series Service Manual

[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
1
Gauge manifold
2
Charge hose
3
Electronic scale
4
Gas leak detector
5
Adaptor for reverse flow check
6
Refrigerant charge base
7
Refrigerant cylinder
8
Refrigerant recovery equipment
3
PART NAMES AND FUNCTIONS

Indoor Unit

OCH501
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
Air outlet
Vane
Unit
Specifications
—
—
· Top of cylinder (Pink)
—
Louver
Filter
(Inside of Air intake)
Air intake
4