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Summary of Contents for Hitachi RCI-3.0UFE1NH
- Page 1 MONO SPLIT DC-INVERTER SERIES RCI-3.0UFE1NH RCI-3.5UFE1NH RCI-4.0UFE1NH RCI-5.0UFE1NH RCI-6.0UFE1NH RCI-6.5UFE1NH HO2 019 289 HA...
- Page 3 Hazards or unsafe practices which COULD result in minor personal CAUTION injury or product or property damage. NOTE Useful information for operation and/or maintenance. • It is assumed that this air conditioner will be operated and serviced by English-speaking personnel. If this is not the case, the customer should add safety, caution and operating signs in the native language. • If you have any questions, contact your dealer. • This manual gives the common description and information of the air conditioner you operate and of other models. • Storage condition: Temperature -25~60ºC Humidity 30%~80% • Heating and electric heating functions are not available for cooling only models. • This manual should be considered as a permanent part of the air conditioner equipment and should be kept with it. • The numbers in the model represent the cooling capacity (HP). For example, 3.0HP represents RCI-3.0UFE1NH.
- Page 4 CHECKING PRODUCT RECEIVED • Upon receiving this product, inspect it for any shipping damage. Claims for damage, either apparent or concealed, should be filed with the shipping company immediately. • Check the model number, electrical characteristics (power supply, voltage and frequency) and accessories to determine if they are correct. The standard utilization of the unit is explained in this manual. Therefore, utilization other than that specified in this manual is not recommended. Please contact your dealer as the occasion arises. • We recommend that this air conditioner should be installed properly by qualified personnel in accordance with the installation instructions provided with the unit. • Before installation, check if the voltage of the power supply at installation site is the same as the voltage shown on the nameplate. • Do not perform any alteration to this product, otherwise, it may cause water leakage, breakdown, short circuit, electric shock, fire, etc. • Piping, welding and other such works should be carried out far away from the flammable and explosive materials, including the air DANGER conditioner refrigerant, to guarantee the security of the site.
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Page 5: Table Of Contents
Contents Safety precautions ............................1 Identification of Parts ..........................8 Operation Manual ............................9 1 Special Remarks ............................9 2 Setting of Automatic Swing Louver ......................9 3 Filter Cleaning ............................10 4 Troubleshooting ............................11 Installation and Maintenance ........................12 1 Safety Notice ............................12 2 Tools and Instruments for Installation ..................... 13 3 Installation of the Indoor Unit ........................13 3.1 Initial Check ................................ 13 3.2 Installation . -
Page 7: Safety Precautions
SAFETY PRECAUTIONS Safety precautions Symbols in this Installation Manual are interpreted as shown below: Be sure not to do. Be sure to follow the instruction. Pay attention to such a situation. Grounding is necessary. injury, etc. Warning: Incorrect handling could cause a serious hazard, such as death, serious Provide accurate power supply in Do not use the power supply circuit Avoid dirt accumulation on power... - Page 8 SAFETY PRECAUTIONS Operating condition Noise pollution The protective device may stop if it is operated beyond allowed Install the air conditioner at a place that can bear its weight and temperature range. ensure the quiet operation. Inspection If the air conditioner runs in "COOLING" or "DRY" mode with door or window open for a long time when relative humidity is After operating for a long time, the air conditioner should be above 85%, dew may drip down from the air outlet.
- Page 9 SAFETY PRECAUTIONS 5 Storage of packed (unsold) equipment Storage package protection should be constructed so that mechanical damage to the equipment inside the package will not cause a leak of the refrigerant. The maximum number of pieces of equipment permitted to be stored together will be determined by local regulations. 6 Information on servicing 6.1.
- Page 10 SAFETY PRECAUTIONS Refrigeration pipe or components are installed in a position where they are unlikely to be exposed to any substance which may corrode refrigerant containing components, unless the components are constructed of materials which are inherently resistant to being corroded or are suitably protected against being so corroded. 6.9.
- Page 11 SAFETY PRECAUTIONS • Leak detection equipment shall be set at a percentage of the LFL of the refrigerant and shall be calibrated to the refrigerant employed and the appropriate percentage of gas (maximum 25%) is confirmed. • Leak detection fluids are suitable for use with most refrigerants but the use of detergents containing chlorine shall be avoided as the chlorine may react with the refrigerant and corrode the copper pipe-work.
- Page 12 SAFETY PRECAUTIONS c. Before attempting the procedure ensure that: • Mechanical handling equipment is available, if required, for handling refrigerant cylinders; • All personal protective equipment is available and being used correctly; • The recovery process is supervised at all times by a competent person; •...
- Page 13 SAFETY PRECAUTIONS • Do not place any other electrical products or household belongings under indoor unit or outdoor unit. Condensation dripping from the unit might get them wet, and may cause damage or malfunction of your property. • Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer. •...
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Page 14: Identification Of Parts
IDENTIFICATION OF PARTS Identification of Parts Indoor Unit Remote controller (optional) You can control the air conditioner with the wired controller or remote controller. It is used for power ON/OFF, setting the operation mode, temperature, fan speed, etc. There are different types of remote controllers that can be used. Operation instructions will be further specified in remote controller’s manual. -
Page 15: Operation Manual
OPERATION MANUAL Operation Manual Before operation CAUTION • Supply electrical power to system for approximately 6 hours before start-up after long time shutdown. • Do not start the system once power supplied, otherwise, it may cause a compressor failure since it is not heated well. •... -
Page 16: Filter Cleaning
OPERATION MANUAL 3 Filter Cleaning CAUTION Do not operate the system without air filter to protect the indoor unit heat exchanger against being clogged. Turn OFF the main power switch before taking filter out. (The previous operation mode may appear.) 3.1 Reset the filter alarm Step 1 It is time to clean the filter when the filter icon... -
Page 17: Troubleshooting
OPERATION MANUAL 3.3 Clean the Filter Clean the air filter according to the following steps. Step 1 Use a vacuum cleaner or let water flow onto the air filter for removing the dirt from the air filter. CAUTION Do not use hot water with temperature higher than 40ºC. Step 2 Dry the air filter in order to remove excess moisture. -
Page 18: Installation And Maintenance
INSTALLATION AND MAINTENANCE Installation and Maintenance 1 Safety Notice WARNING • Installation should be performed by qualified personnel. (Improper installation may cause water leakage, electrical shock or fire.) • Install the unit according to the instructions given in this manual. (Incomplete installation may cause water leakage, electrical shock or fire.) •... -
Page 19: Tools And Instruments For Installation
INSTALLATION AND MAINTENANCE 2 Tools and Instruments for Installation Number Tool Number Tool Standard screwdriver Knife or wire stripper Vacuum pump Leveler Charge hose Hammer Pipe bender Churn drill Adjustable wrench Pipe expander Pipe cutter Inner hexagon spanner Cross head screwdriver Measuring tape 3 Installation of the Indoor Unit DANGER... - Page 20 INSTALLATION AND MAINTENANCE • Select the installation location as shown in Fig 3.2: a. Minimum Space b. Down Slope Pitch of Drain Piping: 1/25~1/100 (Unit: mm) Clearance 10 to 20mm Model 3.0HP~4.0HP 5.0HP~6.5HP Unit height in false ceiling Drain piping Down slope Pitch: 1/25 to 1/100 Fig.
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Page 21: Installation
INSTALLATION AND MAINTENANCE 3.2 Installation 3.2.1 Opening of False Ceiling and Suspension Bolts 1 Determine the final location and direction of installation of the indoor unit paying careful attention to the space for the piping, wiring and maintenance. Pattern board for installation is printed on the packing. Cut off the pattern for opening the false ceiling and installation of suspension bolts. - Page 22 INSTALLATION AND MAINTENANCE 3.2.2 Mounting Position of the Indoor Unit (Unit: mm) Liquid Pipe Connection (Unit: mm) Gas Pipe Connection 4-Suspension bolts Drain Pipe Connection (W3/8 or M10) (Field Supplied) Nut (Field Supplied) Washer (Accessory) Wiring hole (∅32.5 hole) Surface of ceiling (for spare) Wiring hole (30 X 30) (for cable)
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Page 23: Installation Details For Air Panels
INSTALLATION AND MAINTENANCE 3.2.4 Adjusting the Space between Indoor Unit and False Ceiling Opening CAUTION • Check the level of the drain pan using a leveler to avoid incorrect operation of the drain discharge mechanism in the indoor unit. The drain piping side of the indoor unit must be approximately 5mm lower than the other part. •... -
Page 24: Refrigerant Pipe
INSTALLATION AND MAINTENANCE 4 Refrigerant Pipe DANGER Use refrigerant R32 in the refrigerant cycle (refer to outdoor nameplate). Do not charge oxygen, acetylene or other flammable and poisonous gases into the refrigerant cycle when performing a leakage test or an air-tight test. This type of gases are extremely dangerous, which may cause an explosion. It is recommended to use nitrogen to perform these tests. 4.1 Pipe Material 1 Prepare locally-supplied copper pipes. 2 Select the piping size from the following table. Model Gas pipe (mm) Liquid pipe (mm) 3.0HP~3.5HP ∅15.88 ∅9.52 4.0HP~6.5HP ∅19.05 ∅9.52 3 Select clean copper pipes. -
Page 25: Drain Piping
INSTALLATION AND MAINTENANCE 5 Drain Piping CAUTION • Do not create an upper-slope or rise for the drain piping, since drain water can flow back to the indoor unit causing leakage into the room when the system operation is stopped. •... - Page 26 INSTALLATION AND MAINTENANCE 1 Prepare a polyvinyl chloride pipe with a 32mm outer diameter. 2 Fasten the tubing to drain hose with the adhesive agent and factory-supplied clamp. The drain piping must be performed with a down-slope pitch of 1/25 to 1/100. Upward Slope Rising part Hose band (Accessory)
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Page 27: Electrical Wiring
INSTALLATION AND MAINTENANCE 6 Electrical Wiring WARNING • Turn OFF the main power switch to the indoor unit and the outdoor unit before electrical wiring work or a periodical check is performed. • Check to ensure that the indoor fan and the outdoor fan have stopped before electrical wiring work or a periodical check is performed. -
Page 28: Electrical Installation
INSTALLATION AND MAINTENANCE 7 Electrical Installation WARNING • Use an ELB (Electric Leakage Breaker). If not used, it will cause an electric shock or a fire. • Do not operate the system until all the check points have been cleared. a Ensure that the insulation resistance is more than 2MΩ, by measuring the resistance between ground and the terminal of the electrical parts. - Page 30 They can take this product for environmental safe recycling. Specifications in this document are subject to change without notice, in order that Hitachi-Johnson Controls Air Conditioning, Inc. may bring the latest innovations to their customers.
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