Specifications

SiBE341027 Features
General Information 9
5. Features
5.1 Introduction
Reuse of existing piping
Before replacement
After replacement
* It is possible to keep R-22 indoor units from K-series and later version It is not possible to combine old R-22 and new R-410A indoor units in one
system due to incompatibility of communication.
* For reuse of existing refrigerant piping ,it is possible to use piping or branched piping capable of handing 3.3 Pa or more .Heat insulation is
necessary for liquid piping and gas piping.
Replace
Replace Replace
Replace
Enables smooth replacement of air conditioning with less effect on operations and users in the building.
Installation process
for replacement with
Refrigerant recovery and units removal Refrigerant recovery and units removal
Carry-in and installation of units
Airtightness test
Automatic refrigerant pipe cleaning
Automatic refrigerant charge
Vacuum drying
Reuse of existing refrigerant piping Removal of existing piping
Test operation
Installation of new piping and writing
Refrigerant charging and volume measurement
Carry-in and installation of units
Airtightness test
Vacuum drying
Automatic test operation
Quicker and higher quality
installation
Quicker
installation
Quicker
installation
Conventional installation process
for replacement of air conditioning