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Hitachi RPK-4.0FSN3M User Manual

Hitachi RPK-4.0FSN3M
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SET FREE SERIES
FSXN1E
FSXNH(E)
INSTALLATION AND OPERATION MANUAL
MANUAL DE INSTALACIÓN Y FUNCIONAMIENTO
INSTALLATIONS- UND BETRIEBSHANDBUCH
MANUEL D’INSTALLATION ET DE FONCTIONNEMENT
MANUALE D’INSTALLAZIONE E D’USO
MANUAL DE INSTALAÇÃO E DE FUNCIONAMENTO
INSTALLATIONS- OG BETJENINGSVEJLEDNING
INSTALLATIE- EN BEDIENINGSHANDLEIDING
INSTALLATION- OCH DRIFTHANDBOK
ΕΓΧΕΙΡΙΔΙΟ ΕΓΚΑΤΑΣΤΑΣΗΣ ΚΑΙ ΛΕΙΤΟΥΡΓΙΑΣ
PMML0294A_rev.2_02-2014.indb 1 14/07/2014 12:27:46

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Hitachi RPK-4.0FSN3M Specifications

General IconGeneral
Cooling Capacity4.0 kW
Power SourceElectric
Power Supply220-240V, 50Hz
RefrigerantR32
Outdoor Unit Weight35 kg

Summary

1 GENERAL INFORMATION

1.1 GENERAL NOTES

General notes on the publication's reproduction policy, continuous improvement, and disclaimer.

1.2 PRODUCT GUIDE

Overview of the product range, including model codes and series.

1.2.1 Prior check

Essential checks before starting installation, including model and system verification.

1.2.2 Classification of outdoor unit models

Details on the coding system for outdoor unit models, including capacity and type.

Special models RAS-(16/32)FSXN1E-P and RAS-(12/24)FSXNH(E)-P

Information on special models designed for high performance installations.

1.2.3 Combination of outdoor units FSXN1E

Details on combining FSXN1E outdoor units to achieve desired capacity ranges.

1.2.4 Combination of outdoor units FSXNH

Details on combining FSXNH outdoor units to achieve desired capacity ranges.

1.3 SAFETY

1.3.1 Symbols used

Explanation of safety symbols (Danger, Caution, Note) and their meanings.

1.3.2 Additional information about safety

Further safety precautions and warnings for installation and operation.

1.3.3 Pressure vessel and safety device

Details on pressure vessel compliance and safety device functions.

1.4 PURPOSE OF THIS MANUAL

1.5 WORKING RANGE

Specifies the operating temperature limits for cooling and heating modes.

2 REMOTE CONTROL OPERATION

3 AUTOMATIC CONTROLS

3.1 AUTOMATIC CONTROLS

Description of system functions like three-minute protection and defrost cycles.

4 PART NAMES

4.1 RAS-8FSXN1E

List and diagram of parts for the RAS-8FSXN1E outdoor unit.

4.2 RAS-(10/12)FSXN1E

List and diagram of parts for the RAS-(10/12)FSXN1E outdoor unit.

4.3 RAS-(14/16)FSXN1E

List and diagram of parts for the RAS-(14/16)FSXN1E outdoor unit.

4.4 RAS-(5/6)FSXNH(E)

List and diagram of parts for the RAS-(5/6)FSXNH(E) outdoor unit.

4.5 RAS-(8-12)FSXNH(E)

List and diagram of parts for the RAS-(8-12)FSXNH(E) outdoor unit.

5 REFRIGERANT CYCLE

5.1 RAS-(8-12)FSXN1E

Refrigerant cycle diagram and parts list for specific models.

5.2 RAS-(14/16)FSXN1E

Refrigerant cycle diagram and parts list for specific models.

5.3 RAS-(5/6)FSXNH(E)

Refrigerant cycle diagram and parts list for specific models.

5.4 RAS-(8-12)FSXNH(E)

Refrigerant cycle diagram and parts list for specific models.

6 TRANSPORT, LIFTING AND HANDLING OF THE UNITS

6.1 TRANSPORT OF OUTDOOR UNIT

Instructions for securing and transporting the outdoor unit to prevent damage.

6.2 HANDLING

Precautions for safely handling units using fork-lift trucks.

6.3 LIFTING METHOD

Detailed instructions on how to lift the unit safely using slings.

6.4 CENTER OF GRAVITY

Information on the center of gravity for lifting calculations.

7 UNIT INSTALLATION

7.1 PRELIMINARY CONDITIONS FOR POSITIONING OF OUTDOOR UNIT

Site selection criteria and environmental considerations for unit placement.

7.2 INSTALLATION SPACE

Required clearances and space around the unit for installation and maintenance.

7.3 INSTALLATION

Instructions for installing units in various configurations with surrounding walls.

7.3.1 Installation with walls in two directions

Specific installation space requirements for units with walls on two sides.

7.3.2 Installation with walls in three directions

Specific installation space requirements for units with walls on three sides.

7.3.3 Installation with walls in four directions

Specific installation space requirements for units with walls on all four sides.

7.3.4 Considerations

Additional factors to consider during unit installation, including airflow and grouping.

7.4 FOUNDATION AND ANCHORAGE OF OUTDOOR UNIT

Requirements for secure unit mounting and foundation.

7.4.1 Foundations

Guidelines for constructing stable and level foundations for the outdoor unit.

7.4.2 Position of anchorage bolts

Details on the placement and type of bolts for securing the unit to its base.

8 PIPING WORK AND REFRIGERANT CHARGE

8.1 REFRIGERANT PIPE SELECTION

Guidelines for selecting appropriate refrigerant pipe sizes.

Pipe size selection

Instructions on how to select pipe sizes based on unit capacity and system type.

8.1.2 Copper pipes, sizes, connection and insulation

Detailed information on copper pipe specifications and connection methods.

Copper pipes and sizes

Specifications for copper pipes, including diameter, thickness, and supply type.

Dimensions of flared pipe

Specifications for pipe flaring dimensions for proper connection.

Selection of the connection with flare fitting

Instructions on using flare fittings when pipe flaring is not possible.

Connection position of outdoor unit pipes

Diagram showing the location of pipe and cable outlets on the outdoor unit.

8.1.3 Pipe connection kit

Information on the specific kits required for connecting refrigerant pipes.

SET FREE FSXN1E series (2 pipes)

Details on pipe connection kits for FSXN1E series, 2-pipe systems.

SET FREE FSXNH(E) (2 pipes)

Details on pipe connection kits for FSXNH(E) series, 2-pipe systems.

MC-20AN1 KIT 1

Diagram and specifications for MC-20AN1 KIT 1 pipe connection.

MC-20AN1 KIT 2

Diagram and specifications for MC-20AN1 KIT 2 pipe connection.

MC-30AN1 KIT 1

Diagram and specifications for MC-30AN1 KIT 1 pipe connection.

MC-30AN1 KIT 2

Diagram and specifications for MC-30AN1 KIT 2 pipe connection.

MC-40AN1 KIT 2

Diagram and specifications for MC-40AN1 KIT 2 pipe connection.

MC-40AN1 KIT 1

Diagram and specifications for MC-40AN1 KIT 1 pipe connection.

SET FREE FSXNH(E) (3 pipes)

Details on pipe connection kits for FSXNH(E) series, 3-pipe systems.

8.1.4 SET FREE FSXN1E series (3 pipes)

Details on pipe connection kits for FSXN1E series, 3-pipe systems.

MC-20AN1

Diagram and specifications for MC-20AN1 pipe connection.

MC-40XN1 KIT 2

Diagram and specifications for MC-40XN1 KIT 2 pipe connection.

MC-40XN1 KIT 1

Diagram and specifications for MC-40XN1 KIT 1 pipe connection.

SET FREE FSXNH(E) (3 pipes)

Details on pipe connection kits for FSXNH(E) series, 3-pipe systems.

MC-30AN1 KIT 2

Diagram and specifications for MC-30AN1 KIT 2 pipe connection.

MC-30AN1 KIT 1

Diagram and specifications for MC-30AN1 KIT 1 pipe connection.

MC-30XN1 KIT 2

Diagram and specifications for MC-30XN1 KIT 2 pipe connection.

MC-30XN1 KIT 1

Diagram and specifications for MC-30XN1 KIT 1 pipe connection.

8.1.5 Precautions for the installation of the outdoor unit

Important safety and installation guidelines for outdoor units.

Order of installation of the units

Guidelines for the sequence of installing multiple outdoor units based on capacity.

Refrigerant pipe installation between outdoor units

Specific instructions for routing refrigerant pipes between multiple outdoor units.

8.1.6 General instructions on the installation of refrigerant pipes

General procedures and recommendations for installing refrigerant pipes.

Flared connection mounting

Step-by-step guide for creating and tightening flared pipe connections.

Refrigerant pipe insulation

Importance and methods for insulating refrigerant pipes to maintain performance.

Piping direction

Guidance on the orientation and routing of refrigerant pipes for proper flow.

Heat pump systems (2 pipes)

Specific piping connection details for 2-pipe heat pump systems.

For heat recovery systems (3 pipes)

Specific piping connection details for 3-pipe heat recovery systems.

Pipe sizes for RAS-(8-16)FSXN1E and RAS-(5-12)FSXNH(E) (base unit)

Table detailing pipe sizes for base outdoor units in 2-pipe systems.

Pipe sizes for RAS-(18-32)FSXN1E and RAS-(14-24)FSXNH(E) (Combination of 2 units)

Table detailing pipe sizes for 2-unit combinations in 2-pipe systems.

Combination of FSXN1E base units

Table showing combinations of FSXN1E base units for heat pump systems.

Combination of FSXNH(E) base units

Table showing combinations of FSXNH(E) base units for heat pump systems.

For heat recovery systems (3 pipes)

Specific pipe size data for 3-pipe heat recovery systems.

Pipe sizes for RAS-(34-48)FSXN1E and RAS-(26-36)FSXNH(E) (Combination of 3 units)

Table detailing pipe sizes for 3-unit combinations in 3-pipe systems.

For heat recovery systems (3 pipes)

Specific pipe size data for 3-pipe heat recovery systems.

Combination of FSXNH(E) base units

Table showing combinations of FSXNH(E) base units for heat recovery systems.

Pipe sizes for RAS-(50-54)FSXN1E (Combination of 4 units)

Table detailing pipe sizes for 4-unit combinations in 2-pipe systems.

Stop valve

Gas valve

Procedure for operating and checking gas stop valves.

Liquid valve

Procedure for operating and checking liquid stop valves.

Refrigerant pipe connection

Overview of different refrigerant pipe connection types.

For heat pump systems (2 pipes)

Connection details specific to 2-pipe heat pump systems.

For heat recovery systems (3 pipes)

Connection details specific to 3-pipe heat recovery systems.

Example of installation

Illustrative examples of pipe installation for different system configurations.

For heat pump systems (2 pipes)

Example installation diagram for 2-pipe heat pump systems.

For heat recovery systems (3 pipes)

Example installation diagram for 3-pipe heat recovery systems.

9.5.2 Drainage pipes

Condensation drainage system

Details on the importance and function of the condensation drainage system.

Installation position of the optional drainage kit DBS-TP10A

Instructions for installing the optional drainage kit.

9.1 AIR-TIGHT TEST

Tightening check of stop valves

Procedure for checking and tightening stop valves before the air-tight test.

Caution for operation of stop valves

Important safety warnings and procedures for operating stop valves.

Air-tight test method

Step-by-step process for performing the air-tight test on the refrigerant system.

Insulation work

Procedures for properly insulating refrigerant pipes and covers.

9.2 VACUUMING

9.3 ADDITIONAL REFRIGERANT CHARGE CALCULATION

Calculating method of additional refrigerant charge (W kg)

Step-by-step calculation for determining refrigerant charge based on piping.

Additional refrigerant charge quantity for indoor unit (only for heat pump system) (W2 kg)

Calculation of additional charge for indoor units in heat pump systems.

Additional refrigerant charge calculation for indoor unit (W3 kg)

Calculation of additional charge for indoor units based on HP and quantity.

The ratio of indoor unit connection capacity (W4 kg).

Factor for calculating additional charge based on indoor unit capacity ratio.

Maximum additional refrigerant charge quantity

Table indicating the maximum allowable additional refrigerant charge.

Charging work

Procedure for charging the system with refrigerant.

Record of additional charge

Instructions for documenting the total refrigerant charge.

Refrigerant charge amount of outdoor unit before shipment (WO) kg

Reference data for the initial refrigerant charge in outdoor units.

Additional refrigerant calculation for wall type (RPK-FSNH3M Series) with the expansion valve kit

Specific calculation method for wall-type units with expansion valve kits.

9.4 CHARGING WORK

Caution for opening stop valve

Important safety warnings for opening stop valves during charging.

Heat pump system

Diagram illustrating refrigerant charging for heat pump systems.

Heat recovery system

Diagram illustrating refrigerant charging for heat recovery systems.

9.5 AUTOMATIC SIMPLE JUDGEMENT SYSTEM FOR REFRIGERANT AMOUNT

Procedure of refrigerant amount check operation

Step-by-step guide for performing the automatic refrigerant check.

Judgement result indication

Explanation of the results indicated by the automatic refrigerant check system.

Special attention regarding refrigerant gas leakage

Calculation of refrigerant concentration

Method for calculating refrigerant concentration in a room for safety.

9.5.1 Precautions in the event of refrigerant leaks

Maximum permitted concentration of hydrofluorcarbon (HFC)

Specification of the maximum allowable HFC gas concentration in air.

Calculation of the refrigerant concentration

Formula to calculate refrigerant concentration based on room volume and charge.

Countermeasures in the event of refrigerant leaks

Actions to take in a room to mitigate risks from refrigerant leaks.

9.5.2 Drainage pipes

Condensation drainage system

Details on the importance and function of the condensation drainage system.

Installation position of the optional drainage kit DBS-TP10A

Instructions for installing the optional drainage kit.

10 ELECTRICAL WIRING

10.1 GENERAL INFORMATION

General safety precautions and instructions for electrical wiring work.

10.2 GENERAL VERIFICATIONS

Essential checks to perform before starting electrical wiring.

10.3 CONNECTION OF THE POWER SUPPLY CIRCUITS

Procedures for connecting the power supply to outdoor and indoor units.

Heat pump system

Wiring diagram and connection details for heat pump systems.

Heat recovery system

Wiring diagram and connection details for heat recovery systems.

10.3.1 Cable sizes

Specifications for wire gauges for power and transmission cables.

10.3.2 Main breaker switch

Recommended wiring and breaker sizes for each outdoor unit.

10.3.3 Voltage supply

Electrical specifications related to voltage and compatibility.

Service voltage

Permissible range for service voltage during operation.

Start-up voltage

Permissible range for start-up voltage.

Voltage imbalance

Maximum allowable voltage imbalance between phases.

Electromagnetic compatibility

Information on system compliance with EMC directives.

Harmonics

Details on system compliance with harmonic standards.

10.4 ELECTRICAL WIRING FOR OUTDOOR UNIT

Specific instructions for wiring the outdoor unit.

10.4.1 Connection of indoor units

Procedures for connecting indoor units to outdoor units and communication wiring.

Connection diagram: heat recovery system

Wiring diagram for connecting indoor units in a heat recovery system.

Connection diagram: heat pump system

Wiring diagram for connecting indoor units in a heat pump system.

10.5 SETTING OF THE DSW SWITCHES ON PCB1

Guide to setting DIP switches on the PCB1 for unit configuration.

Location of the DSW switches on PCB1.

Diagram showing the physical location of DSW switches on the PCB1.

DSW1, RSW1: refrigerant cycle number setting

Procedure for setting the refrigerant cycle number using DSW1/RSW1.

DSW2: capacity setting

Procedure for setting the unit's capacity using DSW2.

DSW6: setting outdoor unit number

Procedure for setting the outdoor unit number for combinations.

DSW7: supply voltage setting

Procedure for setting the supply voltage using DSW7.

DSW10: communication setting

Procedure for setting communication parameters using DSW10.

DSW4: test run and service settings

Procedure for configuring test run and service modes using DSW4.

DSW5: emergency operation /test run and service setting

Procedure for setting emergency operation and test run modes.

10.6 FUNCTION SETTING

10.6.1 External input/output and function setting

Details on setting external inputs, outputs, and specific unit functions.

Start of setting

Steps to enter the function setting mode.

End of setting

Steps to exit the function setting mode.

1 External input and output setting

Configuration options for external inputs and outputs.

2 Input Setting

Details on setting input functions for specific terminals.

3 Function Setting

Configuration options for various unit functions like noise reduction and defrost.

11 TEST RUN

11.1 PRELIMINARY CHECKS

Essential checks and verifications before commencing the test run.

11.2 CARRY OUT THE TEST RUN

Step-by-step instructions for executing the system test run.

11.3 PC-ART REMOTE CONTROLLER

Instructions for using the PC-ART remote control for test run mode.

11.4 PC-ARF REMOTE CONTROLLER

Instructions for using the PC-ARF remote control for test run mode.

11.5 TEST RUN CHECK LIST

A checklist to verify all aspects of the system during the test run.

12 ALARM CODES

Most common alarm codes

A table detailing common alarm codes, categories, and potential causes.

13 CONTROL AND SAFETY DEVICES

Compressor protection

Details on the devices and mechanisms protecting the compressor.

14 BASIC TROUBLESHOOTING

CAUTION

General safety warnings to be observed during troubleshooting.

SITUATIONS WHICH ARE NOT CONSIDERED AS A FAULT

Clarification of normal operational sounds, smells, and condensation.

THE SYSTEM DOES NOT WORK

Troubleshooting steps for when the system fails to operate.

FAULTY OPERATION OF THE REFRIGERATION OR HEATING SYSTEM

Troubleshooting steps for incorrect cooling or heating performance.

IF THE PROBLEM PERSISTS...

Instructions on what to do if troubleshooting steps do not resolve the issue.

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