Samsung AVXTJ series Installation Guide

1. General installation Guide 10 5-2. Step by Step Installation Procedure 1) Refrigerant pipe construction (1) Familiarization with the diagram Proc

4. Indoor Units installation 100 (3)With the drain pump 11) Power and communication cable connection  Use Y-type thimble for the Communicat

Installation guide 101 2-5. Precaution with Duct type 1) The suction side should have at least the same cross sectional area as the discharge side

4. Indoor Units installation 102 2-6. Drain Pump Installation Process 1) Slim Duct (AVXDSH**)_Drain pump(MDP-E075S**1) (1) Please, Separate the cabi

Installation guide 103 (5) Connect the float switch of the drain pump(Yellow) and power supply unit(Black) to the PCB of the indoor unit. (6) Ad

4. Indoor Units installation 104 (5) Tie the drain pump wire and install the control box case. 3) MSP Duct (AVXDUH**)_ Drain pump(MDP-M075

Installation guide 105 (5) Insert the flexible hose into the drain socket until it clicks. (6) Connect the cable to the electrical component box

4. Indoor Units installation 106 3. Ceiling 3-1. Space Requirements for Indoor Unit Type Under Ceiling Floor Standing Installation 3-2. Indoo

Installation guide 107 (4) If installing on dropped ceiling, install threaded rod onto anchor bolt-(expansion bolt) to long enough to suspend the

4. Indoor Units installation 108 3) EEV Kits Installation (1) Check dimension and installation location. (2) Check installation place. (3) Connec

Installation guide 109 4. Console 4-1. Space Requirements for Indoor Unit 4-2. Indoor Units Installation (1) When you install the indoor with

Installation guide 11 (5) Pipe cutting Process photo Work details Things to obey (installer) Items to check (manager) Cut the pipe. Prevent foreig

4. Indoor Units installation 110 (5) The pipes & cable should be gone through the bottom back hole. (6) Please remove 6 items when set is instal

Installation guide 111 5. Wall-mounted Type 5-1. Installation Standard 1) Overview

4. Indoor Units installation 112 <MB> <Vivace> <Neo-Forte> Before fixing the installation plate to the wall or window fr

Installation guide 113  Connection of refrigerant piping & Insulation ① Insert bolt anchors, use existing ceiling supports or construct a sui

5. Outdoor Units installation 114 1. Safety Information 1) Caution Signs (1) Make sure of a earthing. ① Do not connect the earth wire to the gas

Installation guide 115 (7) Install the outdoor unit within the angle of 25~55˚ depending on the building height as below table. Building height Pr

5. Outdoor Units installation 116 2) Detaching Fasteners ① Open the bottom cabinet with screw driver. ② Detach nut washer, washer and stopper

Installation guide 117 3. Selecting Proper Location for Installation 1) Caution (1) Install the indoor unit away from any interfering sources su

5. Outdoor Units installation 118 4. Space Requirements 1) Single Installation 2) Group Installation

Installation guide 119 3) Recommended Case (1) At least 200mm(8inch) of space between the outdoor units is needed for service area and heat radia

1. General installation Guide 12 (9) Anchor works Process photo Work details Things to obey (installer) Items to check (manager) Refer to the appr

5. Outdoor Units installation 120 5. Base Mount Construction 1) Base Mount Construction 2) Outdoor Unit Installation 3) Outdoor Unit Base Moun

Installation guide 121 4) Anchor Specifications Size Diameter of drill bit(a) Anchor length(b) Sleeve length(c) Insert depth Fastening torque Φ10

5. Outdoor Units installation 122 6) Recommended Case (1) Construct a concrete foundation in accordance with the standards for the site where outdoo

Installation guide 123 6. Drain Pipe Installation 1) Installing the Drainpipe (1) Insert the provided drain plug at the 2 sides of the bottom of t

5. Outdoor Units installation 124 7. Exhaust Duct Installation 1) Installing Duct for Horizontal Exhaust Duct 2) Recommended Case [Before]

Installation guide 125 8. Installing the Outdoor Unit Harsh Environments 1) General Instructions (1) In abnormally harsh environments such as cold

5. Outdoor Units installation 126 2) Dimensional Drawing of Snow-proof Duct (1) Small Chassis (2) Large Chassis

Installation guide 127 9. Louver Installation 1) Requirements of Louver installation (1) Opening rate: 80% and more. (2) Louver angle(Blade

5. Outdoor Units installation 128 10. Electrical Wiring Work 1) General Instructions (1) All wiring, components and materials to be procured on the

Installation guide 129 3) Circuit Breaker Installation (1) 3 phase 4 wires ① Case 1 ② Case 2 (2) 3 phase 3 wires and 1 phase 2 wires ① Case

Installation guide 13 (3) Brazing the branch pipes Process photo Work details Things to obey (installer) Items to check (manager) Brazing the bran

5. Outdoor Units installation 130 4) Wiring Diagram (1) CO/HP Model (2) HR Model ※ If the communication cable between indoor and outdoor units a

Installation guide 131 5) Connecting the power terminal (1) Use solderless ring terminal to connect cable and terminal block. Good Bad (2)

5. Outdoor Units installation 132 6) Power Cable Arrangement (1) Make sure all wiring should not contact with piping line during the field wiring wor

Installation guide 133 11. Pump-Down Operation 1) General Instructions (1) Pump-down operation is to gather the refrigerant into outdoor unit. (2) I

5. Outdoor Units installation 134 12. Pump-Out Procedure 1) General Instructions (1) Pump-out is the name of operation which pumps out the refrigera

Installation guide 135 13. Setting the Option Switches & Function Keys 1) General Instruction (1) Refer to the installation manual for details.

5. Outdoor Units installation 136 14. Completing the Installation and Commissioning 1) Check List Contents Check Are the outdoor and indoor unit f

Installation guide 137

1. General installation Guide 14 (4) Insulation of the branch pipe Process photo Work details Things to obey (installer) Items to check (manager)

Installation guide 15 (2) Mounting the drainpipe Process photo Work details Things to obey (installer) Items to check (manager) Fix the drainpip

1. General installation Guide 16 (6) Pipe work on the indoor unit side Process photo Work details Things to obey (installer) Items to check (manage

Installation guide 175) Power communication works (1) Power cable pipe works Process photo Work details Things to obey (installer) Items to check (

1. General installation Guide 18 (3) Connecting the equipment Process photo Work details Things to obey (installer) Items to check (manager) Mo

Installation guide 19 (7) Connecting the power communication cables Process photo Work details Things to obey (installer) Items to check (manager)

Contents 1. General installation Guide 1. Introduction ···························································· 4 2. Product Outline ·····

1. General installation Guide 20 (2) Conveying the outdoor unit Process photo Work details Things to obey (installer) Items to check (manager) Che

Installation guide 21(6) Connecting the outdoor unit’s pipes Process photo Work details Things to obey (installer) Items to check (manager) Conn

1. General installation Guide 22 (2) Refrigerant injection Process photo Work details Things to obey (installer) Items to check (manager) Refrig

Installation guide 23(2) Panel installation Process photo Work details Things to obey (installer) Items to check (manager) Panel installation - Do

1. General installation Guide 24 (3) Connecting a interface module Process photo Work details Things to obey (installer) Items to check (manager)

Installation guide 25 1. Checking the Installation Site Class Pre-check items Handling methods and rules Reference Noise vibration - Is the place a

2. Preparation for installation 26 Class Pre-check items Handling methods and rules Reference Gallery - Is the gallery spec suggested? - Louver a

Installation guide 27 Class Pre-check items Handling methods and rules Reference Ceiling finishing -What is the finishing material for ceiling? - I

2. Preparation for installation 28 Class Pre-check items Handling methods and rules Reference Drain - Is the discharge area free of bad odors? ※ D

Installation guide 29 2. Product handling Problem analysis  Dropping the product, due to rough or careless handling of the product during unlo

4. Indoor Units installation 1. Ceiling Cassette Type (1WAY/2WAY/4WAY) ··················· 90 2. Duct Type (Slim/MSP) ·······················

2. Preparation for installation 30 Problem analysis  A chassis of outdoor unit is bent and a heat exchanger of the condenser is damaged due

Installation guide 31 Problem analysis  Product is left alone in the open site. If the ground gets wet with water after rain or due to oth

2. Preparation for installation 32 Problem analysis  Pile of indoor units in the site is too high and some of the products are even piled up

Installation guide 33 Problem analysis  Indoor units are stored vertically. Not only that, it is left on the ground and the

2. Preparation for installation 34 Problem analysis  Products are stored messily in the site and there is no manager in charge. Consequence 

Installation guide 35 Problem analysis  Inappropriate product management caused outer packaging damage. Consequence  After damage to the oute

2. Preparation for installation 36 Problem analysis  Indoor unit installation is put on hold, and it was left with all the packaging removed. D

Installation guide 37 Problem analysis  Indoor unit, which is still in the middle of the installation process, is hanging on the ceiling withou

2. Preparation for installation 38 Problem analysis  Safety net is not installed on 4-way cassette indoor unit. Consequence  Safety of clien

Installation guide 39 3. Materials and Tools Problem analysis  R410a refrigerant system has relatively high pressure. If material does no

1. General installation Guide 4 1. Introduction The following system diagram illustrates overall organization of the refrigerant pipes for installing

2. Preparation for installation 40 Problem analysis  Layer of carbon, rust and dirty foreign substances were found on the outer surface of the

Installation guide 41 Problem analysis  Due to inappropriate protection management of the internal/external surface of the copper, large amount

2. Preparation for installation 42 Problem analysis  After purchasing the pipe, it was not kept properly so dust, foreign substances, water and

Installation guide 43 Problem analysis  Thickness of the pipe does not meet the standards. Consequence  Strength and the duration of the pipe

2. Preparation for installation 44 Problem analysis  Selecting ø22.23 copper pipe, and 10mm insulation as shown in the picture. Consequence  L

Installation guide 45 Problem analysis  Regular vacuum pump was used in vacuum operation. Consequence  If the power of the vacuum pump cuts o

2. Preparation for installation 46 Problem analysis  R22 gauge was used in R410a system. Consequence  If you use R22 gauge, remaining oil ins

Installation guide 47 1. Sleeve work 1-1. Positioning of the pipe holes 1) The through holes for the drain piping should be positioned such that t

3. Guideline for each installation process 48 ※ Selection of the refrigerant pipe sleeve’s diameter (a) Classification Liquid pipe diameter(mm) 6.3

Installation guide 49 2. Insert work and support work 2-1. Insert work Example : Through holes in a reinforced concrete beam Full thread bolt w

Installation guide 5 2. Product Outline 2-1. Outdoor Units Samsung provides you the perfectly optimized cooling and heating system with its latest a

3. Guideline for each installation process 50 2-2. Support work 1) Installation guideline for a vertical piping ▶ Down-stopper fixing guide Height

Installation guide 51 3. Concealed Box work 3-1. Concealed Box work 1) Objectives - The concealed box aims at enhancing the interior inside the b

3. Guideline for each installation process 52 4. Refrigerant pipe construction 4-1. Drawing review 1) Compare the actual site with the drawing. Whe

Installation guide 53 2) Preparing a pipe (1) On the drawing, check the pipe diameter/length and the insulation material’s thickness and length. P

3. Guideline for each installation process 54 4-2. Pipe Cutting 1) Burring - When performing burring works, point the pipe face downward to preven

Installation guide 55 Covering is an extremely important operation as it prevents water, dirt or dust from getting inside the pipes. Moisture insi

3. Guideline for each installation process 56 4-3. Insulating the Pipe, the Branch Pipe and the Header 1) Insulating the pipe (1) To block off exter

Installation guide 57 ① The thickness of the thermal insulation material must be determined in the light of the pipe sizes. Pipe size in. (mm) Thi

3. Guideline for each installation process 58 (2) Selecting the insulation of the refrigerant pipe • Insulate the gas side and liquid side pipe refe

Installation guide 59 (4) Insulating the branch joint  Y-joint & liquid side of the outdoor unit • Attach the insulation provided with a branc

1. General installation Guide 6 2-2. Indoor Units Samsung indoor units are not only equipped with high performing functions, but they are also beaut

3. Guideline for each installation process 60 4-4. Mounting the Pipe, the Branch Pipe and the Header 1) Mounting the insulated pipes. – The liquid/g

Installation guide 61 3) When installing the branch pipe, pay attention to the following cautionary items. Model Name MXJ-HA2512* MXJ

3. Guideline for each installation process 62  Header joint ① Select the reducer fitted on the diameter of the pipe. ② Braze the pipes ends wi

Installation guide 63 4) Installing the branch joints  Outdoor joint Installation of outdoor joint Use the attached reducer properly according

3. Guideline for each installation process 64 4-5. Connecting the Pipe/Branch Pipe 1) Reducer mounting - When connecting the pipes/branch pipes,

Installation guide 65 4-6. Installing the Branch Pipe for the Outdoor Unit 1) Connecting the outdoor unit pipe Heat Pump Connection from front

3. Guideline for each installation process 66 Heat Recovery Connection from front side Connection from bottom at the left/right side Single Insta

Installation guide 67 2) Piping works among outdoor units • The additional branch joints are needed for module installation of the outdoor units.

3. Guideline for each installation process 68 4-7. Brazing 1) Nitrogen substituted welding (1) Perform nitrogen substituted brazing works.  Brazi

Installation guide 69 2) Comparison with a case without nitrogen substitution With Nitrogen substitution Without Nitrogen substitut

Installation guide 7 3. DVM design process DVM is a multi-system air conditioner that changes its performance by different conditions such as desig

3. Guideline for each installation process 70 4-8. Nitrogen Pressurization Test 1) Leakage test Perform individual finishing of the liquid/gas pipe

Installation guide 71 5. Refrigerant pipe flushing [3 major effects] (1) Removal of oxidation bubbles formed inside copper pipes when “nitrogen

3. Guideline for each installation process 72 (5) Check that the nitrogen is passing through the unit A liquid pipe. (6) Flushing. ① Block the end

Installation guide 73 6. Drainpipe Work 6-1. Diagram Review 1) On the diagram check the locations of the horizontal, branch and vertical pipe

3. Guideline for each installation process 74 2) On the diagram, check the location of the hanger for the drainpipe. (1) Due to the weight of the dr

Installation guide 75 6-2. Drainpipe Cutting and Insulation 1) Cut the drainpipe as its dimension and size are shown in the diagram. Use a

3. Guideline for each installation process 76 6-3. Mounting the Drainpipes 1) Mount a horizontal pipe in the hanger. Cutting and mounting the drain

Installation guide 77 6-4. Connecting the Drainpipe 1) At the area where the branch pipe is connected to the horizontal pipe, use a T-joint to mak

3. Guideline for each installation process 78 4) Branch pipe (indoor unit – horizontal pipe) construction method (1) Indoor unit with a drain pump

Installation guide 79 (2) Indoor unit without a drain pump ① Form a reverse flow prevention P or U-trap on the pipe coming from the indoor unit.

1. General installation Guide 8 4. Installation process & Guideline Striking a balance between System Installation & General Construction Wo

3. Guideline for each installation process 80 6-5. Drainpipe Combination and Bonding 1) Apply PVC glue to the joint area and wait for one to two min

Installation guide 81 6-7. Insulation Material Finishing. 1) In a water soaking test, if there is no leakage, then insulate the bonded areas.

3. Guideline for each installation process 82 7. Insulation work 7-1. Purposes of Insulation and Piping (1) Explain the purposes. (2) List the pipe

Installation guide 83 ③ ‘L’ Fitting connection part insulation ① Insertion type: general insulation method ② Partitioning: Vertical inser

3. Guideline for each installation process 84 8. Gas leak test 8-1. Purposes 1) Leakage test step (1) 1st(2) 2 leakage test: After installing the pi

Installation guide 85 8-2. Procedures (HR Module Installation Standard) 1) Before starting (1) Check if all the service valves are closed (liquid,

3. Guideline for each installation process 86 9. Vacuum drying 9-1. Purposes Using vacuum drying, the moisture inside the product or pipe can be eva

Installation guide 87 (1) Connect a hose to the liquid/gas/high pressure gas pipes and make the vacuum with a vacuum pump. (2) The equal oil pipe

3. Guideline for each installation process 88 10. Charging Refrigerant 10-1. Purposes Add an additional amount of refrigerant for the installed pi

Installation guide 89 (1) Connect a refrigerant box to the manifold gauge. (2) Since oxygen exists in the hose between the gauge manifold and the

Installation guide 95. Installation Procedure 5-1. Procedure Note The above list indicates the order in which the individual work operations are n

4. Indoor Units installation 90 1. Ceiling Cassette Type (1WAY/2WAY/4WAY) 1-1. Installation Standard - The installation location and directi

Installation guide 91 (1) Firefighting detector 1.5m, Projection 2m separation required. 1.5m of separation Avoid instal

4. Indoor Units installation 92 (4) Y terminal construction for wireled remote controller installation. <Terminal not used>

Installation guide 93 (7) Decoration panel installation (8) Drain installation ① The drainpipe should be installed within 100mm from the flex

4. Indoor Units installation 94 ① Install main air vent at the front of the farthest indoor unit from the main drain when installed indoor units ar

Installation guide 95 1-2. Installation Steps Sleeve work should be performed to make a space for passing pipe and wire through the wall or ground

4. Indoor Units installation 96 2. Duct Type (Slim/MSP) Type Slim Duct MSP Duct Product Model AVXDSH022/028/036/040/045 /056/071/090/112/140** AV

Installation guide 97 2-3. Space Requirements for Indoor Unit 1) If the ceiling is separable to single sheets like textile, then no need to insta

4. Indoor Units installation 98 2-4. Indoor Units Installation 1) Place the pattern sheet on the ceiling at the spot where you want to install the

Installation guide 99 10) Install drainpipe and drain hose. (1) Using a flexible hose clamp, fix the flexible hose. (2) Without the drain pum