Mitsubishi Electric PEY Series Service Manual page 4

SAFETY PRECAUTIONS
<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.
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
HWE1305A
Gravimeter
Tool name
• 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
• Top of cylinder (Pink)
• Cylinder with syphon
4
Unit
Specifications
—
—
—