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Related Manuals for LG CRNN Series
Summary of Contents for LG CRNN Series
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Page 1: Installation Manual
Multi V Air Conditioner INSTALLATION MANUAL INDOOR UNIT Model No.: CRNN_Series... -
Page 2: The Following Should Be Always Observed For Safety
The following should be always observed for safety • Please report to or take consent by the supply authority before connecting to the system. • Be sure to read "THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY" before installing the air conditioner. -
Page 3: Table Of Contents
Contents Installation of Wall Mounted Type Indoor Unit ............... 4 Installation of wall mounted type indoor unit ..................4 Selection of the best location ......................6 Connection of pipings.......................... 7 Checking the drainage ........................11 Connect the cable to the indoor unit ....................12 Installation of Art Cool Type Indoor Unit ................ -
Page 4: Installation Of Wall Mounted Type Indoor Unit
Installation of Wall Mounted Type Indoor Unit Installation of Wall Mounted Type Indoor Unit... - Page 5 Installation of Wall Mounted Type Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Installation Parts Provided 1.
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Page 6: For Left Rear Piping
Installation of Wall Mounted Type Indoor Unit Preparing the indoor unit's piping and drain hose for 3. Tape the tubing, drain hose and the connecting cable. Be sure that the drain hose is located at the installation through the wall. lowest side of the bundle. -
Page 7: Selection Of The Best Location
Installation of Wall Mounted Type Indoor Unit 1. Selection of the best location Front There should not be any heat source or steam • near the unit. Left • There should not be any obstacles to prevent the air circulation. Rear left •... -
Page 8: For Right Rear Piping
Installation of Wall Mounted Type Indoor Unit Tighten the flare nut with a wrench. Wrap the area which accommodates the rear pip- ing housing section with vinyl tape. Spanner (fixed) Indoor Connection unit pipe pipe Flare nut Wrap with vinyl tape Vinyl tape Connection (wide) - Page 9 Installation of Wall Mounted Type Indoor Unit 3. Insert the connecting cable into the indoor unit. Pipe Size[Torque] Don't connect the cable to the indoor unit. LIQUID Make a small loop with the cable for easy connec- Ø9.53[4.2kg . m] Ø6.35[1.8kg .
- Page 10 Installation of Wall Mounted Type Indoor Unit Bundle the piping and drain hose together by 10. Indoor unit installation Remove the spacer. wrapping them with cloth tape over the range within which they fit into the rear piping housing Ensure that the hooks are properly seated on the section.
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Page 11: Checking The Drainage
Installation of Wall Mounted Type Indoor Unit 2. Connection of Pipings 1. To remove the front panel from the indoor unit, 2. To check the drainage. remove the front panel from the indoor unit Pour a glass of water on the evaporator. cabinet. -
Page 12: Connect The Cable To The Indoor Unit
Installation of Wall Mounted Type Indoor Unit 4. Connect the cable to the indoor unit 1) Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. - Page 13 Installation of Wall Mounted Type Indoor Unit CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power circuit specifically for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control cover. 2) The screw which fasten the wiring in the casing of electrical fittings are liable to come loose from vibrations to which the unit is subjected during the course of transportation.
- Page 14 Memo Installation of Wall Mounted Type Indoor Unit...
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Page 15: Installation Of Art Cool Type Indoor Unit
Installation of Art Cool Type Indoor Unit Installation of Art Cool Type Indoor Unit... - Page 16 Installation of Art Cool Type Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Installation Parts Provided 1.
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Page 17: Selection Of The Best Location
Installation of Art Cool Type Indoor Unit 1. Selection of the best location • Do not have any heat or steam near the unit. • Select a place where there are no obstacles in front of the unit. • Make sure that condensation drainage can be conveniently routed away. Do not install near a doorway. -
Page 18: Preparing Work For Installation
Installation of Art Cool Type Indoor Unit 2. Preparing work for Installation 2) Cover pipe and cover side remove • Remove two screws(for fixing cover pipe) The wall you select should be strong and solid enough • Pull up the cover side of desired connecting direc- to prevent vibration tion, then cover side is separated. -
Page 19: Sticking The Installation Guide Map And Fixing Indoor Unit
Installation of Art Cool Type Indoor Unit 3. Sticking the installation guide map and fixing Indoor unit 1) Put an Installation Guide Map on the desired 7) Drill the piercing part for connecting pipe as surface. diameter 50mm. (In case of piercing rear surface) INSTALLATION GUIDE MAP Refer to No. -
Page 20: Connection Of Piping Indoor
Installation of Art Cool Type Indoor Unit 5. Connection of piping Indoor • Tighten the flare nut with a wrench. • Preparing the indoor unit's piping and drain hose for installation through the wall. Open-end wrench (fixed) 1) Route the indoor tubing and the drain hose in the direction of rear left or right. - Page 21 Installation of Art Cool Type Indoor Unit • Wrap the area which accommodates the rear piping 6. Checking the drainage housing section with vinyl tape. 1) To check the drainage. • Pour a glass of water on the evaporator. • Ensure the water flows through the drain hose of Indoor Connection unit pipe...
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Page 22: Front Panel Assembly
Installation of Art Cool Type Indoor Unit 7. Front panel assembly 1) First, Check the side cover assembly exactly, Fix power cord in the bottom groove of cover side left. 2) Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front Panel Front Connector... -
Page 23: Connect The Cable To The Indoor Unit
Installation of Art Cool Type Indoor Unit 8. Connect the cable to the Indoor unit. • Connect the cable to the indoor unit by connecting the wires to the terminals on the control board in dividually according to the outdoor unit connection. (Ensure that the color of the wires of the outdoor unit and the terminal No. - Page 24 Memo Installation of Art Cool Type Indoor Unit...
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Page 25: Installation Of Ceiling Cassette Type(1 Way) Indoor Unit
Installation of Ceiling Cassette Type(1 way) Indoor Unit Installation of Ceiling Cassette Type(1 way) Indoor Unit... -
Page 26: Required Tools
Installation of Ceiling Cassette Type(1 way) Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Anti-bacteria filter Air Outlet Air Intake... -
Page 27: Selection Of The Best Location
Installation of Ceiling Cassette Type(1 way) Indoor Unit 1. Selection of the best location • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circulation. • A place where air circulation in the room will be good. •... -
Page 28: Ceiling Opening Dimensions And Hanging Bolt Location
Installation of Ceiling Cassette Type(1 way) Indoor Unit 2. Ceiling opening dimensions and hanging bolt location • The dimensions of the paper model for installing are the same as those of the ceiling opening dimen- 1,000 (Ceiling opening) sions. 931.6 893.4 (Hanging bolt) Ceiling Level gauge... -
Page 29: The Indoor Unit Installation
Installation of Ceiling Cassette Type(1 way) Indoor Unit 3. The Indoor Unit Installation Ceiling Keep the length of the bolt Hanging bolt from the bracket to 40mm (W3/8 or M10) Flat washer for M10 (W3/8 or M10) (accessory) Air Conditioner body Ceiling board Ceiling board Spring washer... -
Page 30: Wiring Connection
Installation of Ceiling Cassette Type(1 way) Indoor Unit 4. Wiring Connection • Open the control box cover and connect the Remote controller cord and Indoor power wires. Power cord Control box cover Remote control cord In-Out connecting wire Terminal Block in Indoor Terminal 2 in Outdoor Terminal 1 in Outdoor 1(L) -
Page 31: Installation Of Decorative Panel
Installation of Ceiling Cassette Type(1 way) Indoor Unit 5. Installation of Decorative Panel The decorative panel has its installation Before installing the decorative panel, direction. always remove the paper template. 1. Temporarily fix two decorative panel fixing screws (hexagon M6 screw) on the unit body. (Tighten by amount 10mm in length.) The fixing screws (hexagon M6 screw) are included the Indoor unit box. -
Page 32: Indoor Unit Drain Piping
Installation of Ceiling Cassette Type(1 way) Indoor Unit CAUTION Install certainly the decorative panel. Cool air leakage causes sweating. Water drops fall. Good example Bad example Air conditioner Air conditioner unit unit Cool air leakage (no good) Ceiling Ceiling board board Decorative panel Decorative panel... - Page 33 Installation of Ceiling Cassette Type(1 way) Indoor Unit CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power specialized for the air conditioner. As for the method of wiring, be guided by the circuit diagram pasted on the inside of control box cover. 2) Provide a circuit breaker switch between power source and the unit.
- Page 34 Memo Installation of Ceiling Cassette Type(1 way) Indoor Unit...
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Page 35: Installation Of Ceiling Cassette Type(4 Way) Indoor Unit
Installation of Ceiling Cassette Type(4 way) Indoor Unit Installation of Ceiling Cassette Type(4 way) Indoor Unit... - Page 36 Installation of Ceiling Cassette Type(4 way) Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Anti-bacteria filter Intake Air Outlet...
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Page 37: Selection Of The Best Location
Installation of Ceiling Cassette Type(4 way) Indoor Unit 1. Selection of the best location • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circulation. • A place where air circulation in the room will be good. •... -
Page 38: Ceiling Opening Dimensions And Hanging Bolt Location
Installation of Ceiling Cassette Type(4 way) Indoor Unit 2. Ceiling opening dimensions and hanging bolt location • The dimensions of the paper model for installing are the same as those of the ceiling opening dimensions. Ceiling Ceiling board Level gauge CRUN186TE0, CRUN246TE0 CRUN366TD0 600 (Ceiling opening) - Page 39 Installation of Ceiling Cassette Type(4 way) Indoor Unit Air conditioner Take enough distance Use the ventilation fan for smoke-collecting hood with sufficient capacity. Cooking table 2. Avoid installng air conditioner in such places where cooking oil or iron powder is generated. 3.
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Page 40: Wiring Connection
Installation of Ceiling Cassette Type(4 way) Indoor Unit 3. Wiring Connection • Open the control box cover and connect the Remote controller cord and Indoor power wires. Indoor power cord Remote Control box cover [Air inlet side view] controller cord Control box cover fitting screw(2 units) Terminal Block in Indoor... -
Page 41: Installation Of Decorative Panel
Installation of Ceiling Cassette Type(4 way) Indoor Unit 4. Installation of Decorative Panel The decorative panel has its installation Before installing the decorative panel, direction. always remove the paper template. 1. Temporarily fix two decorative panel fixing screws (hexagon M5 screw) on the unit body. (Tighten by amount 10mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box. -
Page 42: Indoor Unit Drain Piping
Installation of Ceiling Cassette Type(4 way) Indoor Unit CAUTION Install certainly the decorative panel. Cool air leakage causes sweating. Water drops fall. Good example Bad example Air conditioner unit Air conditioner Cool air leakage unit (no good) Ceiling Ceiling board board Decorative Decorative panel... - Page 43 Installation of Ceiling Cassette Type(4 way) Indoor Unit CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power specialized for the air conditioner. As for the method of wiring, be guided by the circuit diagram pasted on the inside of control box cover. 2) Provide a circuit breaker switch between power source and the unit.
- Page 44 Memo Installation of Ceiling Cassette Type(4 way) Indoor Unit...
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Page 45: Installation Of Convertible Type Indoor Unit
Installation of Convertible Type Indoor Unit Installation of Convertible Type Indoor Unit... -
Page 46: Installation Parts Provided
Installation of Convertible Type Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Installation Parts Provided Installation Plate (2pcs) Washer Bolt (M8 L25, 4pcs, type "A”) -
Page 47: Selection Of The Best Location
Installation of Convertible Type Indoor Unit 1. Selection of the best location • There should not be any heat source or steam near the unit. • There should not be any obstacles to prevent the air circulation. • A place where air circulation in the room will be good. •... -
Page 48: Installation
Installation of Convertible Type Indoor Unit 2. installation Before Installing, prepare Installation Plates • 'Installation Plates' are attached at the bottom of Side Plate indoor unit. Detach them by removing each 3 screws at both sides. • Detach 'Side Plate (R,L)' by removing each 2 screws on both sides. - Page 49 Installation of Convertible Type Indoor Unit • Insert the nuts and washer onto the suspension bolts for locking the suspension bolts on the ceiling. Anchor nut • Mount the suspension bolts to the anchor-nuts firmly. Ceiling • Secure the Installation plates onto the Suspension bolts (adjust level roughly.) using nuts, washers and Washer spring washers.
- Page 50 Installation of Convertible Type Indoor Unit CAUTION 1. Install declination of the indoor unit is very important for the drain of the convertible type air conditioner. 2. Minimum thickness of the insulation for the connecting pipe shall be 7mm. 3. If the Installation Plates are fixed to horizontal line, the indoor unit after installing will be declined to the bottomside.
- Page 51 Installation of Convertible Type Indoor Unit • Secure the unit to the Installation Plates with four M8 bolts and washers. • Before working, refer to ‘Connecting pipe and cable to Indoor Unit’. • Hook up the Inlet Grille Hook to the cabinet. Inlet hanger •...
- Page 52 Installation of Convertible Type Indoor Unit 2) Installation on the Wall • Select and mark the position for fixing bolts and piping hole. Decide the position for fixing bolts slightly tilted to the drain direction after considering the direction of drain hose.
- Page 53 Installation of Convertible Type Indoor Unit Install the Indoor unit onto Installation Plate. • Insert 2 hooks on the both left and right side of the unit Inner slot to the inner slot (wall side) of the Installation Plate. • Secure the unit to the Installation Plate with four M8 bolts and washers.
- Page 54 Installation of Convertible Type Indoor Unit 3) Installation on the floor From the left wall Installation of Mount Bracket. more than 760mm • Select and mark the position for Mount Brackets and the piping hole. • Drill the hole for the anchor nut on the wall. From the right wall •...
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Page 55: Piping And Drainage
Installation of Convertible Type Indoor Unit 3. Piping and drainage 3-1. Installation on the ceiling 1) Connecting the pipes to the indoor unit The pipe can be connected to right side, bottom or back of the unit. 1. For the Right Side Piping •... - Page 56 Installation of Convertible Type Indoor Unit 3-2. Installation on the wall or floor 1) Connecting the pipes to the indoor unit 1. For the Right Rear Piping Piping • Remove the knock-out at the back side of the cabi- net. •...
- Page 57 Installation of Convertible Type Indoor Unit 3-3. Checking the Drainage 1. Remove the Air Filter. • To remove air filter, take hold of tab and pull slightly upwards. 2. Check the drainage. • Spray one or two glasses of water upon the evaporator.
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Page 58: Wiring Connection
Installation of Convertible Type Indoor Unit 4. Wiring connection 1) Connecting cables to the Indoor Unit 1. Remove the Air guide - L by loosening 2 screws after removing the Inlet grille from the Indoor unit. AIR GUIDE-L 2. Connect the wires to the terminals on the con- trol board individually according to the outdoor unit connection. - Page 59 Installation of Convertible Type Indoor Unit 2) Clamping of cables 1) Arrange 2 power cables on the control panel. 2) First, fasten the steel clamp with a screw to the inner boss of control panel. 3) For the cooling model, fix the other side of the clamp with a screw strongly. For the heat pump model, put the 0.75mm cable(thinner cable) on the clamp and tighten it with a plastic clamp to the other boss of the control panel.
- Page 60 Memo Installation of Convertible Type Indoor Unit...
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Page 61: Installation Of Ceiling Concealed Duct Type Indoor Unit
Installation of Ceiling Concealed Duct Type Indoor Unit Installation of Ceiling Concealed Duct Type Indoor Unit... - Page 62 Installation of Ceiling Concealed Duct Type Indoor Unit • Please read this instruction sheet completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. Air outlet vents Air filters Air intake vents...
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Page 63: Selection Of The Best Location
Installation of Ceiling Concealed Duct Type Indoor Unit 1. Selection of the best location Install the air conditioner in the location that satisfies the following conditions. • The place shall easily bear a load exceeding four times the indoor unit’s weight. •... -
Page 64: Ceiling Dimension And Hanging
Installation of Ceiling Concealed Duct Type Indoor Unit 2. Ceiling dimension and hanging bolt location Installation of Unit Install the unit above the ceiling correctly. CASE 1 POSITION OF SUSPENSION BOLT • Apply a joint-canvas between the unit and duct to absorb unnecessary vibration. -
Page 65: The Indoor Unit Installation
Installation of Ceiling Concealed Duct Type Indoor Unit 3. The Indoor Unit Installation • Select and mark the position for fixing bolts. • Drill the hole for set anchor on the face of ceiling. Old building New building • Insert the set anchor and washer onto the suspen- sion bolts for locking the suspension bolts on the ceil- ing. -
Page 66: Connecting Cables Between Indoor Unit And Outdoor Unit
Installation of Ceiling Concealed Duct Type Indoor Unit 4. Connecting Cables between Indoor Unit and Outdoor Unit Connect the wires to the terminals on the control board individually according to the outdoor unit connection. • Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of indoor unit respectively Terminal Block in Indoor Terminal 2 in Outdoor... -
Page 67: Indoor Unit
Installation of Ceiling Concealed Duct Type Indoor Unit • Drill the piping hole with 70mm dia, hole core WALL Indoor Outdoor drill. • Piping hole should be slightly slant to the out- door side. 5~7mm INSULATION, OTHERS Insulate the joint and tubes completely. THERMAL INSULATION All thermal insulation must comply with local requirement. -
Page 68: Checking The Drainage
Installation of Ceiling Concealed Duct Type Indoor Unit 5. Checking the Drainage 1) Checking the Drainage 1. Remove the Air Filter. 2. Check the drainage. • Spray one or two glasses of water upon the evaporator. • Ensure that water flows drain hose of indoor unit without any leakage. - Page 69 Installation of Ceiling Concealed Duct Type Indoor Unit CAUTION 1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner. 2. Minimum thickness of the insulation for the connecting pipe shall be 5mm. Front of view •...
- Page 70 Memo Installation of Ceiling Concealed Duct Type Indoor Unit...
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Page 71: Common Installation Process
Common Installation Process Common Installation Process... -
Page 72: Installation Of Remote Controller
Installation of remote controller • Although the room themperature sensor is in the indoor unit, the remote controller should be installed in such places away from direct sunlight and high humidity. Installation of the remote controller • Select places that are not splashed with water. •... - Page 73 Installation of remote controller REMOTE CONTROL PREPARATION(OPTIONAL) HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES HOW TO INSERT BATTERIES Remove the battery cover from the remote con- troller. • Slide the cover according to the arrow direction. • Do not use rechargeable batteries, such batteries differ from standard Insert the two batteries.
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Page 74: Preparation Of Piping
Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. 1) Cut the pipes and the cable. Use the accessory piping kit or the pipes purchased Copper Slanted Uneven Rough locally. - Page 75 Preparation of Piping Piping Connection 1. Form the piping according to its routing. Avoid bend- Liquid side ing and bending back the same piping point more than three times. (This will result in hardening the pipe.) Indoor 2. After deforming the piping, align centers of the union unit fitting of the indoor unit and the piping, and tighten Outdoor...
- Page 76 Preparation of Piping HEAT INSULATION 1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over 120°C). Fastening band (accessory) 2. Precautions in high humidity circumstance: This air conditioner has been tested according to the "KS Standard Conditions with Mist"...
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Page 77: Indoor Unit Drain Pipe Work
Indoor Unit Drain Pipe Work Indoor unit drain pipe work 1) Drain pipe gradient and support a) - The drain pipe must be fitted at a gradient of at least 1/100. - The drain pipe should be as short as possible and free from airlocks. Indoor unit Gradient of least 1 / 100 (1cm / 1m) - Page 78 Indoor Unit Drain Pipe Work 3) Ground drain piping a) It is standard work practice to make connections to the main pipe from above. The pipe down from the combination should be as large as possible. Face the vent pipe mouth downward to keep foreign matter from penetrating he system Face piping downward...
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Page 79: Installation Of Drain Pump
Installation of Drain Pump Installation of drain pump 1) Safety First • Cut off the power supply before installation and maintenance. • Drain Pump Assy, Elbow and Hose must be installed at safe area where it is far away from the user. •... - Page 80 Installation of Drain Pump 4) How to install 1. Separate the filter. 2. Open the top cover. 3. Assemble the drain pump assy 4. Attach the elbow to the side panel. - Drive 4 screws to the Channel. - Drive 2 screws to the Side Panel. 5.
- Page 81 Installation of Drain Pump 5) Attention 1. Possible drain-head height is up to 700mm. So, it 1/50~1/100 must be installed below 700mm. 1/50~1/100 2. Keep the drain hose downward up to 1/50~1/100 1/50~1/100 1/50~1/100 1/50~1/100 inclination. Drain Pipe Prevent any upward flow or reverse flow in any part.
- Page 82 Installation of Drain Pump 6) Wiring Diagram 7) Test operation • Before test operation, be sure all information is understood completely, and follow the guideline of manual. • Connect the power and turn on cooling mode. • After compressor operating, it starts and compressor off, it stops 6 minutes later. 8) Troubleshowting PROBLEM CAUSE...
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Page 83: Optional Operation
Optional Operation Optional operation 1) Two Thermistor System (1) Open the rear cover of the wired remote-controller to set the mode. (2) Select one of three selectable modes as follows. • Position 1: The room temperature is controlled by the thermistor of the main body. •... - Page 84 Optional Operation 2) Adjusting air volume to the height of ceiling You can choose the RPM(or air volume) of indoor motor according to the height of ceiling to supply the comfortable atmosphere to consumers. Procedure 1. Choose the selectable position in the table after measuring the height of ceiling. Ceiling height Mode of slide switch Change of air volume...
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Page 85: Wiring Design
Optional Operation 3) Group Control(Optional Wiring) • You can use a group control operation after connecting the brown and yellow wire of each air-conditioner. • Remove the resistor "OP 7" in remote controller. • It operates maximum 16 Units by only one Wired Remote Controller, and each Unit starts sequentially to prevent overcurrent. - Page 86 October, 2002 P/No.: 3828A20280A Printed in Korea...
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