Hitachi RCI-1.0FSN3 Installation & Maintenance Manual
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Hitachi RCI-1.0FSN3 Installation & Maintenance Manual

Hitachi RCI-1.0FSN3 Installation & Maintenance Manual

Inverter-driven multi-split system heat pump air conditioners
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See also: Service Manual
Installation
&
Maintenance
Manual
INVERTER-DRIVEN
MULTI-SPLIT SYSTEM
HEAT PUMP
AIR CONDITIONERS
Type
4-Way Cassette
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS HEAT-PUMP
AIR CONDITIONERS.
KEEP THIS MANUAL FOR
FUTURE REFERENCE.
TC-12001
Model
RCI-1.0FSN3
RCI-1.5FSN3
RCI-2.0FSN3
RCI-2.5FSN3
RCI-3.0FSN3
RCI-4.0FSN3
RCI-5.0FSN3
RCI-6.0FSN3
4-WAY CASSETTE
P5414946
2-27

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Summary of Contents for Hitachi RCI-1.0FSN3

  • Page 1 4-WAY CASSETTE Installation & Maintenance Manual INVERTER-DRIVEN MULTI-SPLIT SYSTEM HEAT PUMP AIR CONDITIONERS Type Model RCI-1.0FSN3 RCI-1.5FSN3 RCI-2.0FSN3 RCI-2.5FSN3 4-Way Cassette RCI-3.0FSN3 RCI-4.0FSN3 RCI-5.0FSN3 RCI-6.0FSN3 IMPORTANT: READ AND UNDERSTAND THIS MANUAL BEFORE USING THIS HEAT-PUMP AIR CONDITIONERS. KEEP THIS MANUAL FOR FUTURE REFERENCE.

  • Page 2: Important Notice

    4-WAY CASSETTE IMPORTANT NOTICE HITACHI pursues a policy of continuing improvement in design and performance of products. HITACHI cannot anticipate every possible circumstance that might involve a potential hazard. This heat pump air conditioner is designed for standard air conditioning only. Do not use this heat pump air conditioner for other purpose such as drying clothes, refrigerating foods or for any other cooling or heating process.

  • Page 3: Checking Product Received

    4-WAY CASSETTE CHECKING PRODUCT RECEIVED Upon receiving this product, inspect it for any shipping damage. to determine if they are correct. The standard utilization of the unit shall be explained in these instructions. Therefore, the utilization of the unit other than those indicated in these instructions is not recommended. Please contact your local agent, as the occasion arises.

  • Page 4: Table Of Contents

    4-WAY CASSETTE TABLE OF CONTENTS 1. Safety Summary .............................1 2. Structure................................5 2.1 Name of Parts ............................5 2.2 Refrigerant Cycle............................6 2.3 Necessary Tools and Instrument List for Installation ................7 3. Transportation and Handling...........................7 3.1 Transportation ............................7 3.2 Handling of Indoor Unit...........................7 4.

  • Page 5: Safety Summary

    4-WAY CASSETTE Safety Summary < Signal Words > Signal words are used to identify levels of hazard seriousness. DANGER will result in death or serious injury. WARNING CAUTION NOTICE NOTE P5414946-rev.1 2-31 TC-12001...
  • Page 6 4-WAY CASSETTE DANGER Do not perform the installation work, refrigerant piping work, drain pump, drain piping and electrical wiring connection without referring to our installation manual. If the instructions are not followed, it may result in Do not pour water into the indoor unit or outdoor unit. These products are equipped with electrical parts. If poured, it will cause a serious electrical shock.
  • Page 7 4-WAY CASSETTE WARNING CAUTION P5414946-rev.1 2-33 TC-12001...
  • Page 8 4-WAY CASSETTE NOTICE Do not install the indoor unit, outdoor unit, remote control switch and cable within approximately 3 meters from strong electromagnetic wave radiators such as medical equipments. Supply electrical power to the system to energize the oil heater for 12 hours before startup after a long shutdown.

  • Page 9: Structure

    4-WAY CASSETTE 2. Structure Name of Parts (P-AP160NA1 without Motion Sensor P-AP160NAE with Motion Sensor) Part Name Remarks Model RCI-1.0FSN3 12.7 6.35 Fan Motor RCI-1.5FSN3 12.7 6.35 Heat Exchanger RCI-2.0FSN3 15.88 6.35 Distributor RCI-2.5FSN3 15.88 9.52 Strainer RCI-3.0FSN3 15.88 9.52 Micro-Computer Control Expansion Valve RCI-4.0FSN3...

  • Page 10: Refrigerant Cycle

    4-WAY CASSETTE Refrigerant Cycle Indoor Unit : Refrigerant Flow Direction (Cooling) : Refrigerant Flow Direction (Heating) : Field Refrigerant Piping : Flare Connection Refrigerant Gas Pipe Connection ( ) Refrigerant Liquid Pipe Connection ( ) Mark Part Name Heat Exchanger Distributor Strainer Micro-Computer Control Expansion Valve...

  • Page 11: Necessary Tools And Instrument List For Installation

    4-WAY CASSETTE Necessary Tools and Instrument List for Installation Tool Tool Handsaw Spanner Phillips Screwdriver Charging Cylinder Vacuum Pump Gauge Manifold Refrigerant Gas Hose Cutter for Wires Megohmmeter Gas Leak Detector Copper Pipe Bender Leveller Manual Water Pump Clamper for Solderless Terminals Pipe Cutter Hoist (for Indoor Unit) Brazing Kit...

  • Page 12: Indoor Unit Installation

    4-WAY CASSETTE Indoor Unit Installation Factory-Supplied Accessories Check to ensure that the following accessories are packed with the indoor unit. The hose band, screws, washers and plastic bands are put in the pipe insulation. Do not put any foreign material into the NOTE indoor unit and check to ensure that none If any of these accessories are not packed with...

  • Page 13: Initial Check

    4-WAY CASSETTE Initial Check The sensing area for the motion sensor is shown Install the indoor unit with a proper clearance sensor with the air panel. around it for operation and maintenance working space, as shown in Fig. 4.1. Installation Height of Indoor Unit h (m) Provide a service access door near the unit Sensing Area...

  • Page 14: Installation

    4-WAY CASSETTE To avoid any corrosive action to the heat Installation exchangers, do not install the indoor unit in an 4.3.1 Opening of False Ceiling and Suspension acid or alkaline environment. Bolts The temperature and humidity inside the ceiling have the potential to exceed 30 C/RH (Relative direction of the indoor unit paying careful Humidity) 80%.

  • Page 15: Mounting Position Of The Indoor Unit

    Concrete Steel Anchor Bolt (W3/8 or M10) For Steel Beam Ceiling Surface * indicates the dimension between lower face of indoor unit and surface of ceiling. Model RCI-1.0FSN3 12.7 6.35 I Beam RCI-1.5FSN3 12.7 6.35 RCI-2.0FSN3 15.88 6.35 Suspension Bolt RCI-2.5FSN3...

  • Page 16: Mounting The Indoor Unit

    4-WAY CASSETTE 4.3.3 Mounting the Indoor Unit 4.3.4 Adjusting the Space between Indoor Unit and False Ceiling Opening (1) Mount the nuts and washers to the suspension bolts. (mm) Suspension Bolt (Field-Supplied) Check the level of the drain pan using a water Nut (Field-Supplied) level to avoid incorrect operation of the drain *Washer with Insulation (Accessory)
  • Page 17 4-WAY CASSETTE (b) For Ceiling Opening already Completed (d) Ceiling Not Completed with Panels yet When the opening is already completed, When the false ceiling is not completed cut off the checking scale for the yet, attach the pattern board to the indoor dimension of opening and adjust the unit with the screw (M6), as shown in the clearance between the indoor unit and the...

  • Page 18: Installation Details For Air Panel

    4-WAY CASSETTE 4.3.5 Installation Details for Air Panel The details of installation work for air panel shall be according to the Installation Manual for Air Panel. Check to ensure the connection of connectors between the indoor unit and the air panel. (1) Check the distance between the indoor unit and the false ceiling.

  • Page 19: Refrigerant Piping Work

    (1) Prepare locally-supplied copper pipes. (2) Select the piping size from the following Gas Pipe Connection Liquid Pipe Connection table. mm (in.) Model Gas Piping Liquid Piping RCI-1.0FSN3 12.7 (1/2) 6.35 (1/4) RCI-1.5FSN3 RCI-2.0FSN3 15.88 (5/8) 6.35 (1/4) RCI-2.5FSN3 RCI-3.0FSN3 RCI-4.0FSN3...
  • Page 20 4-WAY CASSETTE Fasten securely cord clamps and the vinyl tape in order to prevent the pipe from dew condensation Fasten 3 places of Fix the vinyl tape position at the vertical part the pipe by cord clamps (Insulation for Refrigerant Pipe (Accessory)). (Accessory).

  • Page 21: Drain Piping

    4-WAY CASSETTE Drain Piping (3) Connecting Drain Piping (a) Connect the factory-supplied drain hose Perform the drain piping work and attaching the to the drain pipe connection with the insulations before the refrigerant piping work. polyvinyl chloride adhesive. Perform retaining and curing according to the Do not insert the drain pipe for the indoor unit adhesive manufacturer information.
  • Page 22 4-WAY CASSETTE < In Case of not Using Adhesive due to (f) Lifting Drain Piping Relocating Indoor Unit in Future > Perform with the dimension as shown in * Fully insert the drain hose to the end of the drain pipe. The total drain piping length of drain pipe connection as shown in Fig.
  • Page 23 4-WAY CASSETTE a) Turn OFF the power supply. procedure. green). c) Turn ON the power supply and operate d) Turn OFF the power supply. a) Turn ON the power supply. b) Pour 1500cc to 2000cc of water gradually into the drain pan. when connecting or disconnecting the smoothly inside the transparent drain pipe NOTE:...

  • Page 24: Electrical Wiring

    4-WAY CASSETTE Electrical Wiring It is recommended that the electrical wiring work be performed by authorized installers. Perform the electrical work according to each regulation of region and “Installation & Maintenance Manual”, and the dedicated General Check electrical circuit must be utilized. If not performing the electrical wiring work completely or a capacity shortage of the power circuit, it will cause an electric shock...

  • Page 25: Electrical Wiring Capacity

    (B) DO NOT PUSH THE BUTTON OF THE MAGNETIC SWITCH(ES). It will cause a serious accident. Power Source Cable Size Transmitting Cable Size Power Maximum Model Source Current IEC 60335-1 *1 MLFC *2 IEC 60335-1 *1 MLFC *2 RCI-1.0FSN3 RCI-1.5FSN3 RCI-2.0FSN3 RCI-2.5FSN3 220-240V/1 /50Hz 0.75mm 0.5mm 0.75mm 0.5mm RCI-3.0FSN3 220V/1 /60Hz RCI-4.0FSN3 RCI-5.0FSN3...

  • Page 26: Details Of Electrical Wiring Connection

    4-WAY CASSETTE 7.2.2 Details of Electrical Wiring Connection The electrical wiring capacity of the outdoor unit should be referred according to “Installation & Maintenance Manual” of the outdoor unit. Setting Dip Switch may be required depending on the combination with the outdoor unit.
  • Page 27 4-WAY CASSETTE Wiring Connection (Twin, Triple and Quad Combinations for Simultaneous Operation) < 3 380-415V/50Hz > 220-240V / 50Hz 380V-415V / 50Hz (3N~) Remote Main Switch Main Switch Control Switch (Option) Outdoor Unit Indoor Unit No.1 Indoor Unit No.2 Indoor Unit No.3 Indoor Unit No.4 L2L3 N 1 2 A B...
  • Page 28 4-WAY CASSETTE Wiring Connection (Twin, Triple and Quad Combinations for Individual Operation) < 3 380-415V/50Hz > 220-240V / 50Hz 380V-415V / 50Hz (3N~) Remote Remote Remote Remote Main Switch Main Switch Control Switch Control Switch Control Switch Control Switch (Option) (Option) (Option) (Option)

  • Page 29: Position Of Electrical Wiring Connection

    4-WAY CASSETTE Position of Electrical Wiring Connection (1) Connect the cable for the optional remote control switch or the optional extension cable to the terminals inside the electrical box Tightly secure wirings to the terminal through the connecting hole in the cabinet. (2) Connect the power supply and the earth tightening the terminals is not completed, wires to the terminals in the electrical box.
  • Page 30 (b) Set No.1 pin of DSW7 (on PCB) at ON side. PCB is recovered from the fuse blowing out. However, if 220V / 240V is applied to the control line again, PCB will break and not be HITACHI AIR( / )CONDITIONER Model able to recover. N112 AC 220V/240V...
  • Page 31 4-WAY CASSETTE (11) Remote Control Switch Connection (12) Attach the ring core (black) (accessory) when installing PC-ARF remote control (a) Installing Remote Control Switch to each switch. Unit with Individual Operation Setting [Procedure] Insert the controller cable into the ring core Indoor Unit Indoor Unit connecting to the terminal board.

  • Page 32: Transition Wiring For Remote Control Switch

    4-WAY CASSETTE Transition Wiring for Remote Control Switch In the twin, triple, and quad combination of indoor units, the transition wiring for the remote control switch is not required. However, when connecting indoor units without transition wiring for remote control switch, the followings are limited.
  • Page 33 4-WAY CASSETTE (d) Connecting to Wall Type Indoor Unit with Receiver The transition siring is required when the wall type indoor unit (with receiver) is connected. Wall Type Wall Type Main Main Incorrect Correct (3) The address of indoor unit can not be changed from the remote control switch. (4) This indoor unit is adopted four (4) steps of fan speed (HIGH 2, HIGH, MED and LOW).

  • Page 34: Cautions For Individual Louver Setting

    4-WAY CASSETTE 7.4.1 Cautions for Individual Louver Setting (1) The individual louver setting is available up to 16 indoor units by one remote control switch. The connection more than 17 indoor units are not available. Individual Louver Individual Individual Individual Individual Louver Louver...

  • Page 35: Cautions For Air Panel With Motion Sensor

    4-WAY CASSETTE 7.4.2 Cautions for Air Panel with Motion Sensor (1) The air panel with motion sensor can be connected up to 16 indoor units by one remote control switch (PC-ARF). The air panel with motion sensor will be activated even if it is installed together with the air panel without motion sensor, (2) When the multiple indoor units with motion sensor are controlled by one remote control switch (PC-ARF), the transition wiring for remote control switch is required to all the indoor units.

  • Page 36: Caution For Control Wiring

    4-WAY CASSETTE < Use Conditions and Precaution Statements > (1) The motion sensor detects the change of the infrared light. Therefore, it may detect the moving objects such as small animals which are difference in temperature against atmosphere. Additionally, it may detect as absence in the case of staying for long time with a bit motion or a rapid motion.

  • Page 37: Wiring Connection

    4-WAY CASSETTE Wiring Connection Dip Switches Setting The wiring connection for the indoor unit is shown Cord Clamp Piping Cover (2) The positions of Dip Switches on PCB are Wiring Connection Hole Wiring Support Plate Screw for (3) Unit No. Setting Electrical Box Wiring Support Plate under Piping Cover...

  • Page 38: Function Selectionby Remote Control Switch

    4-WAY CASSETTE (5) Unit Model Code Setting (DSW4) Function Selection No setting is required. by Remote Control Switch It is for setting the model code Each function can be selected from the remote of the indoor unit. control switch (PC-ARF). 1 2 3 4 The detail should be referred to “Installation &...
  • Page 39 4-WAY CASSETTE < Individual Louver Setting Procedure > (1) Press and hold “ ” (menu) during the normal mode (when Menu 15:10(Fri) unit is operated). The menu will be displayed. Louver Setting Louver Open/Close VENTI (2) Select “Louver Setting” from the menu and press “OK”. Total Heat Exchanger SET The louver setting will be displayed.

  • Page 40: Test Run

    4-WAY CASSETTE Test Run (3) Check to ensure that each wire is correctly connected at the power source. If incorrectly Test run should be performed according to connected, the unit will not operate and the “Installation & Maintenance Manual” of the outdoor remote control switch will indicate the alarm unit.
  • Page 41 4-WAY CASSETTE 2) The total number of the indoor units (c) Press “ ” or “ ”, select “LOUV.” and connected is indicated on the LCD select “ ” (auto swing) by pressing “ ” (Liquid crystal display). The case of the or “...
  • Page 42 4-WAY CASSETTE 2) Select “Check 1” at the check menu 7) Check that the value of “q1” is neither and press “OK”. (screen “B” will be 0% nor 100%. displayed.) If the value is indicated 0% or 100%, (This screen is NOT displayed when the reperform the procedure from item 5).
  • Page 43 4-WAY CASSETTE The run indicator on the remote control such as protection devices activated, etc occur during the test run. In addition, the alarm code, the unit model code indoor unit and the remote control switch 01-02 Alarm Code: MODEL : b .02 ALM RST I.U.
  • Page 44 4-WAY CASSETTE Alarm (Abnormality) Code Table Code Category Content of Abnormality Leading Cause Activation of Protection Device Activation of Float Switch (High Water Level in Indoor Unit (Float Switch) Drain Pan, Abnormality of Piping) Activation of Protection Device High Pressure Cut (R410A: 4.15MPa), Fan Motor Outdoor Unit (except Alarm Code: 41, 42) Locking for Outdoor at Cooling Operation...

  • Page 45: Safety And Control Device Setting

    4-WAY CASSETTE Safety and Control Device Setting Indoor Unit RCI-1.0FSN3, RCI-1.5FSN3, RCI-4.0FSN3, RCI-5.0FSN3, Model RCI-2.0FSN3, RCI-2.5FSN3, RCI-6.0FSN3 RCI-3.0FSN3 For Evaporator Fan Motor Thermostat Cut-Out Cut-In For Control Circuit Fuse Capacity Freeze Protection Thermostat Cut-Out Cut-In Thermostat Differential All the installation work of the air conditioning is completed.
  • Page 46 AIR PANEL Installation Manual For Air Panel Model: P-AP160NA1 P-AP160NAE IMPORTANT: READ AND UNDERSTAND THIS MANUAL BEFORE USING THIS AIR PANEL. KEEP THIS MANUAL FOR FUTURE REFERENCE. 317B43809A 2-131 TC-12001...
  • Page 47 HITACHI’s liability shall not cover defects arising from any alteration performed by a customer. All information in this manual is based on the latest product information available at the time of approval for printing. HITACHI reserves the right to make changes at any time without notice and without incurring any obligation.
  • Page 48 AIR PANEL SAFETY SUMMARY < Signal Words> The following signal words are used to identify levels of hazard seriousness. for identifying hazard levels are provided below with their respective signal words. : WARNING indicates a hazardous situation which, if not avoided, WARNING could result in death or serious injury.
  • Page 49 2 , 3 and 4 ). Determine the attaching place as user’s request. P-AP160NA1 (without Motion Sensor) Air Panel RCI-1.0FSN3 to 6.0FSN3 P-AP160NAE (with Motion Sensor) 2. Transportation and Handling 1) Transport the air panel without unpacking as close to the installation location.
  • Page 50 AIR PANEL 4. Installation (c) After connecting the relay wire to CN10, take it out to inside the ceiling. Then, run it to the corner pocket cover with motion sensor. The wiring connection at the indoor unit should be referred “Installation and Pay attention to perform the installation work at Maintenance Manual”...
  • Page 51 AIR PANEL 4) Remove the corner pocket covers. NOTE < P-AP160NA1 > The corner pocket covers can be removed pulling position of screws for the air panel is A part toward the arrow direction in the inside the corner hole. Securely remove the corner below.
  • Page 52 AIR PANEL 10) Attachment of Corner Pocket Cover < For P-AP160NA1 > Firmly tighten the long screws. If the long Attach the corner pocket covers (4 portions) after screws are tightened cause the air panel is mounted completely. the following failures. (a) Catch the band at the rear side of the corner Air Leakage pocket cover onto the projection at the air panel...
  • Page 53 AIR PANEL < For P-AP160NAE > (c) Draw out the relay wire from the corner pocket Attach the corner pocket covers (3 portions) and the of the air panel. Connect the wiring for motion corner pocket cover with motion sensor (1 portion) sensor at the corner pocket cover to the relay after the air panel is mounted completely.
  • Page 54 AIR PANEL 5. Electrical Wiring (e) While pushing the wiring into the corner pocket, at A to the square hole at the air panel, and push the corner pocket cover toward the arrow direction ( A ). Perform securely the electrical wiring work. hook (1 at B to If the electrical work is not completed, heat...
  • Page 55 AIR PANEL 6. Test Run 1) After completing the installation of the air panel, the test run should be performed according to The adequate air may differ “Installation & Maintenance Manual” of the indoor on the conditions (air conditioner’s installation unit.

This manual is also suitable for:

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