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Mnstallation Trocedures
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Xubing Termissible Pength . Leight Hifference
Tlease refer to the attached manual of outdoor units5
Xubing Qaterials . Wpecifications
Vefrigerant Jilling Emount
Edd the refrigerant according to the installation instruction of outdoor unit5 Xhe addition of V;87E
refrigerant must be performed with a measure gage to ensure the specified amount while compressor
failure can be caused by filling too much or little refrigerant5
Gonnecting Trocedures of Vefrigerant Xubing
Troceed the flare tube connecting operation to connect all the refrigerant tubes5
Suter
Hiameter of
Xubing /mm0
Qounting
Xorque /R4m0
Mncrease mounting
Xorque /R4m0
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885?/859kgf4m0
9;5</95<kgf4m0
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8:5>/85;kgf4m0
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Gutting and Inlarging
Gutting or enlarging pipes should be proceeded
by installation personnel according to the
operating criterion if the tube is too long or flare
opening is broken5
Zacuumizing
Zacuumize from the stop valve of outdoor units
with vacuum pump5 Vefrigerant sealed in indoor
machine is not allowed to use for vacuumization5
Spen Ell Zalves
Spen all the valves of outdoor units5 ^RFA oil
balancing stop valve must be shut up completely
when connected one main unit5_
Gheckup for Eir Peakage
Gheckif there is any leakage at the connecting
part and bonnet with hydrophone or soapsuds5
Gonnecting
85 Gonnecting circular terminalsA
Gonnecting
circular terminalsA
Xhe connecting method of circular terminal is
shown in the Jig5 Xake off the screw3 connect
it to the terminal tier after heading it through the
ring at the end of the lead and then tighten it5
9
U
Gonnecting straight terminalsA
Xhe connection methods for the circular terminals
are shown as followsA loosen the screw before
putting the line terminal into the terminal tier3
tighten the screw and confirm it has been
clamped by pulling the line gently5
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U
Tressing connecting line
Efter connecting line is completed3 press the
connecting line with clips which should press on
the protective sleeve of the connecting line5
correct
pressing
terminal tier
pressing clip
wrong
pressing
Xubing Qaterial
Qodel
Xubing Wize
/mm0
Kas pipe
Piquid pipe
Thosphor deoxybronze seamless pipe /XT90 for air conditioner
wrench
2.F8./0[./5;-4<-B::
Hual wrenches must be used in the connection
of indoor unit tubing5
Qounting torque refers to the right table
2.F8..6;-4<-B::
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2.F8.02[.25;-4<-B::
Summary of Contents for XCT 7 40VC009-048F-7G-QEE
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