INSTALLATION MANUAL
Contents
1. GOOD GOOD i PROHIBITED C an O lax Mon S C a arg Horizontal HH 77 77 77 7 7 i Vertical If it is placed horizontally keep it within 15 Otherwise it will not separate the refrigerant evenly causing a reduction in performance During piping work apply nitrogen gas while brazing the pipes If pipes are brazed without applying nitrogen gas it will create a large amount of oxidation film which will cause a critical malfunction To prevent moisture or foreign matter from entering during work do not leave the piping open Refer to the Installation Manual supplied with the outdoor unit for airtightness test and evacuation procedures PROHIBITED GOOD 15 GOOD 15 PROHIBITED PROHIBITED About the connecting curvature of field pipe and branch kit The field pipe should be connected to the branch kit so that the curved angle on 0 to 26mm each side is 3 degree or less N g L Allowed value based on A center of field pipe at 0 5 m 19 11 16 in from B2. Unit mm in LD 922 22 7 8 KIT NAME UTP BX180A Description Description Liquid pipe KIT NAME UTP BX090A Large 1 pc Medium 1 pc Small 1 pc Liquid pipe Large 1 pc Medium 1 pc Small 1 pc CT ie a 1 pe 1 pc 2 SELECTION PROCEDURE For details on the selection of the separation tube kits refer to the Installation Manual supplied with the outdoor unit or the DESIGN amp TECHNICAL DATA 2 Select the connections with the pipe diameters that match the selected pipe sizes from the separation tubes and cut them with a pipe cutter Joint pipe L PEETI Field pipe Y H 1 Ly iles J eae 2 Ni PaL pa Standard cutting position Co ton 1 2L o mm in NOTE Insert the field pipe firmly until it touches the joint pipe Branch kit A CAUTION Use a pipe cutter to cut a pipe Point the pipe downward while deburring so that cutting chips will not enter inside the pipe 3 Place the separation tubes horizontally or vertically so that the refrigerant separates evenly me Te _
3. EDURE 1 The following table shows the sizes of the inlet and outlet pipes of the separation tubes KIT NAME UTP BX567A Liquid pipe LD 015 88 5 8 L D 919 05 3 4 L D 912 7 1 2 D 915 88 5 8 LD 019 05 3 4 C LD 19 05 3 4 LD 15 88 5 8 1 D 12 7 1 2 L D 09 52 3 8 L D 6 35 1 4 KIT NAME UTP BX180A LD 96 35 1 4 LD 99 52 3 8 LD 912 7 1 2 LD 015 88 5 8 L D 96 35 1 4 LD 99 52 3 8 Description Discharge gas pipe LD 922 22 7 8 1 D 028 58 1 1 8 1D 028 58 1 1 8 922 22 7 8 D 919 05 3 4 LD 915 88 5 8 LD 012 7 1 2 L D 09 52 3 8 Suction gas pipe LD 928 58 1 1 8 1 D 934 92 1 3 8 L D 041 27 1 5 8 I D 034 92 1 3 8 L D 941 27 1 5 8 X LD 034 92 1 3 8 LD 028 58 1 1 8 1D 022 22 7 8 1 D 019 05 3 4 Description Liquid pipe Discharge gas pipe Suction gas pipe 1 D 019 05 3 4 I D 09 52 1 4 L D 012 7 1 2 LD 015 88 5 8 LD 922 22 7 8 L D 012 7 1 2 1 D 015 88 5 8 LD 922 22 7 8 1 D 928 58 1 1 8 1 D 928 58 1 1 8 Unit mm in Reducer 1 D 912 7 1 2 L D 915 88 5 8 D 034 92 1 3 8 1 D 928 58 1 1 8 928 58 1 1 8
4. SEPARATION TUBE INSTALLATION MANUAL For authorized service personnel only PART NO 9371636139 02 This manual describes the Installation Specifications for Separation Tube Kits For the outdoor unit refer to the Installation Instruction Sheet supplied with the outdoor unit and for the indoor unit refer to the Installation Instruction Sheet supplied with the indoor unit Please read this Installation Instruction Sheet thoroughly prior to installation and perform the installation work in accordance with the instructions Before performing the installation work thoroughly read the Safety Precautions in the Installation Instruction Sheet supplied with the outdoor unit and work ac cordingly After installing the unit perform a test run to make sure the unit operates normally Then explain to the customer how to operate and maintain the unit in accordance Tape _ with the Operating Manual supplied with the indoor unit Hand this Installation Instruction Sheet together with the Operating Manual to the customer Request the customer to keep them on hand 1 PARTS LIST KIT NAME UTP BX567A Description 1 pc 1 pc J 4 X 1 pe 1 pe 1 pc 1 pe Large 1 pc Medium 1 pc Small 1 pc 3 INSTALLATION PROC
5. gle Outdoor unit2 larger than specified the balance of Slave1 split refrigerant flow will be lost and the refrigerant may concentrate upon specific Compressor outdoor unit as shown in the following malfunction figure Such unbalanced refrigerant flow may cause a compressor malfunction Too much Little Little refrigerant refrigerant j lt A refrigerant 4 After brazing the pipes use the supplied insulation to insulate them 1 Remove the protective sheet from the double stick tape that is affixed to the heat insulation Tapes accessory 3 Use tape Field supply to seal the seam so that there will be no gap at the junction between the aforementioned heat insulation and the heat insulation on the local piping Contact each other Tapes Field supply Insulations Field supply Z CAUTION e Insulate the liquid and gas pipe completely If not it may cause the water condensation or performance reduction Wrap the heat insulation with tape or pipe cover in order to extend the life time of heat insulation Take proper measurement to strengthen by using another heat insulation at the following installing environment a Environment temperature 2 35 C 95 F and humidity 85 b Environment temperature 2 25 C 77 F and humidity 90 Installation example Heat insulation Field supply
6. junction of the branch kit LD 012 7 1 2 1 D 019 05 3 4 LI oC 1D 015 88 5 8 1 D 922 22 7 8 LD 922 22 7 8 L D 019 05 3 4 ll E 1 D 15 88 5 8 1 D 12 7 1 2 1 D 12 7 1 2 I 19 05 3 4 4 1 D 29 52 3 8 D 015 88 5 8 1 D 9 52 3 8 L D 96 35 1 4 s aos D 9 KIT NAME UTP BX090A Description Unit mm in Liquid pipe Discharge gas pipe Suction gas pipe 1 D 99 52 3 8 LD 912 7 1 2 I D 12 7 1 2 1 D 915 88 5 8 Outdoor unit3 Slave2 LD 96 35 1 4 D 09 52 3 8 LD 912 7 1 2 L D 915 88 5 8 LD 912 7 1 2 LD 06 35 1 4 LD 915 88 5 8 I D 99 52 3 8 1 D 919 05 3 4 L D 912 7 1 2 I D 015 88 5 8 i LD 922 22 7 8 L D 19 05 3 4 a 1 D 915 88 5 8 S I LD 012 7 1 2 i oie LD 019 05 3 4 L D 015 88 5 8 LD 012 7 1 2 TD 09 52 3 8 1 D 09 52 3 8 aa 1 D 06 35 1 4 mre L D 09 52 3 8 1D 015 88 5 8 1 D 019 05 3 4 rnc L D 22 22 7 8 LD 012 7 1 2 LD 015 88 5 8 LD 019 05 3 4 L D 96 35 1 4 A CAUTION Outdoor unit1 Master If the field pipe is connected with an
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