Trane 4TXK6512G1000AA Service Manual page 128

Refrigerant pipe size and allowable pipe length
shall comply with the applicable legislation and shall be suitable for refrigerant. Use phosphoric acide
deoxidised seamless copper for refrigerant.
 Installation shall be done by an installer, the choice of materials and installation shall comply with
Information
It is forbidden to discharge refrigerant into the atmosphere. Collect the refrigerant in accordance with the
Notice
To persons in charge of piping work:
Be sure to open the stop valve after piping installing and vacuuming is complete. (Running the system with the
Do not use flux when brazing the refrigerant piping.
For brazing, use phosphor copper brazing filler metal (BCuP) which does not require a flux.
(If a chlorine flux is used, the piping will corrode, and if the flux contains fluoride, if will cause the coolant oi to
deteriorate, adversely affecting the coolant piping system.)
Necessary Tools and Materials
Prepare the following tools and materials necessary for installing and servicing the unit . Necessary tools for use
with R410A(Adaptability of tools that are for use with R22 and R407C) .
1 . To be used exclusively with R410A ( Not to be used if used with R22 or R407C )
Tools/Materials
Gauge Manifold
Charging Hose
Refrigerant Recovery
Equipment
Refrigerant Cylinder
Refrigerant Cylinder
Charging Port
Flare Nut
Danger

applicable legislation.
freon collection and destruction law.
valve closed may break the compressor.)
Notice
Use
Evacuating,refrigerant
charging
Evacuating, refrigerant
charging Refrigerant recovery
Refrigerant recovery
Refrigerant charging
Refrigerant charging
Connecting the unit to piping
Piping an other pressure containing parts
5.09MPa on the High-pressure side.
Hose diameter larger than the
concentional ones.
Write down the refrigerant type. Pink
in color at the top of the cylinder.
Hose diameter larger than the
conventional ones.
Use Type-2 Flare nuts.
Notes