Haier AU182AFERA Installation Instructions Manual page 11

Read Before Installation
2. Tools and materials that may be used with R410 with some restrictions
Tools/Materials
Gas leak detector
Vacuum Pump
Flare Tool
Refrigerant Recovery
Equipment
3. Tools and materials that are used with R22 or R407C that can also be used with
R410A
Tools/Materials
Vacuum Pump with a
Check valve
Bender
Torque Wrench
Pipe Cutter
Welder and Nitrogen
Cylinder
Refrigerant Charging
Meter
Vacuum Gauze
4. Tool and materials that must not used with R410A
Tools/Materials
Charging Cylinder
Tools for R410A must be handled with special care; keep moisture and dust from
entering the cycle.
Piping Materials
<Types of Copper Pipes (Reference)>
Maximum Operation Pressure
3.4MPa
4.15MPa
* Use pipes that meet the local standards.
Use
Detection of gas leaks
Vacuum drying
Flare machining of piping
Recovery of refrigerant
Use
Vacuum drying
Bending pipes
Tightening flare nuts
Cutting pipes
Welding pipes
Refrigerant charging
Checking vacuum degree
Use
Refrigerant Charging
Applicable Refrigerants
R22, R407C
R410A
9
Notes
The ones for HFC type refrigerant
may be used.
May be used if a reverse flow check
adaptor is attached.
Chages have been made in the flare
machining dimension.Refer to the
next page.
May be used if designed for use with
R410A.
Notes
Only 12.70 (1/2'') and 15.88(5/8'')
have a larger flare machining
dimension.
Notes
Must not be used with R410-type units.