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General| Brand | Hitachi |
|---|---|
| Model | RAS-6-HVNCE |
| Category | Air Conditioner |
| Language | English |
Covers UTOPIA IVX Premium and IVX Standard series for split and multisplit systems.
Covers reproduction rights, product improvement policy, and documentation accuracy.
Details the UTOPIA series, IVX Premium and Standard, and their environmental benefits.
Highlights safety symbols (Danger, Caution, Note) and regulatory compliance for refrigerants.
Explains the model classification system for IVX series outdoor units.
Details the classification system for RCI, RCIM, RCD, RPC, RPI, RPIM, RPK, RPF, RPFI indoor units.
Lists IVX Premium and IVX Standard outdoor units with their codes for different voltage/frequency.
Lists accessories like drain discharge connections, air flow guides, and snow protection hoods.
Details RCI and RCIM indoor units, including their models, codes, and optional panels.
Details RCD and RPC indoor units, including their models, codes, and optional panels.
Details RPI and RPIM indoor units, including their models and codes.
Details RPK, RPF, and RPFI indoor units, including models, codes, and optional systems.
Lists KPI energy/heat recovery units with their models, codes, and functions.
Details the DX-Interface control box and expansion valve models and codes.
Provides critical safety guidelines for installing both indoor and outdoor units, including electrical and physical hazards.
Details safe methods for transporting outdoor units, including hanging and handling precautions.
Illustrates the center of gravity and dimensions for various outdoor unit models for safe hanging.
Lists the factory-supplied accessory, Pipe with Flare Nut for Refrigerant Piping, and its quantity.
Specifies basic installation space dimensions for different unit models to ensure proper airflow and maintenance.
Provides detailed installation space diagrams for single and serial unit configurations.
Details installation space requirements for various models in blocked/open inlet/outlet side scenarios.
Specifies installation space requirements when the outlet side is blocked for single and multiple units.
Provides guidelines for stack installation (up to 2 units) and multiple rows (rooftop) installations.
Details securing the outdoor unit with anchor bolts, drainage, and foundation requirements.
Provides instructions for installing units in locations exposed to strong winds to prevent operational issues.
Details concrete foundation, metal plate requirements, and anchor bolt locations for specific models.
Explains how to fix the unit to a wall using field-supplied brackets and securing the foundation.
Describes how to suspend units, ensuring wall strength and secure foot support for stability.
Provides guidance on selecting locations to avoid strong winds impacting the unit's air intake or outlet.
Details installation of air flow guides, wind guards, and snow protection hoods for specific models.
Provides specifications and attachment examples for the AG-264 air flow guide.
Details specifications and installation examples for the WSP-264 wind guard.
Details installation of air flow guides, wind guards, and snow protection hoods for specific models.
Details installation of air flow guides, wind guards, and snow protection hoods for specific models.
Details installation of air flow guides, wind guards, and snow protection hoods for specific models.
Covers servicing procedures for standard series outdoor units, including component removal.
Details servicing procedures for outdoor units RAS-(4-6)H(V)NCE, covering component removal.
Details servicing procedures for outdoor units RAS-(8-10)HNCE, covering component removal.
Details servicing procedures for outdoor units RAS-12HNC, covering component removal.
Provides general guidelines and material recommendations for refrigerant piping.
Details piping connection procedures for various outdoor unit models.
Specifies the permissible refrigerant piping lengths and height differences for different systems.
Illustrates piping systems for header branch connections for 1, 2, 3, and 4 indoor unit systems.
Provides maximum piping lengths for IVX Premium and Standard series in line branch systems.
Details permissible combinations of piping sizes and lengths for IVX Premium and Standard series.
Specifies pipe sizes and multikit selections for 1 and 2 indoor unit systems.
Illustrates piping systems for line branch connections for different IU quantities and series.
Covers procedures and precautions for charging refrigerant, including pressure checks.
Details maximum permissible HFC concentration and countermeasures for refrigerant leakage.
Provides procedures for using existing pipes with R22 or R407C, including renewal kit usage.
Details the connection of drain pipes using drain bosses.
Provides general safety precautions and checks for electrical wiring and components.
Illustrates correct electrical wiring connections for outdoor units of various models.
Explains the quantity, position, and function of DIP switches for various outdoor units.
Details electrical wiring between outdoor and indoor units, including wire size and breaker selection.
Describes the H-LINK II system features, specifications, and connection examples.
Explains individual and simultaneous operation modes for the HVAC system.
Provides detailed electrical wiring diagrams for various outdoor unit models and voltage types.
Details the control logic for compressor frequency, expansion valves, and fan motors.
Identifies connectors, switches, and LEDs on the PCB for various outdoor unit models.
Outlines compressor protection devices and safety/control device settings for outdoor units.
Provides flowcharts for cooling, dry, heating, automatic, and defrost operation sequences.
Details functions like freezing protection, high-pressure prevention, and discharge gas temperature control.
Describes available ports, signals, and their connection diagrams for optional functions.
Details how to set optional functions using switches PSW1, PSW2, and PSW3 via the 7-segment display.
Provides descriptions for optional functions like fan control, night mode, and defrost conditions.
Lists available optional functions for the PC-ART remote control switch.
Outlines pre-test run checks, including power supply, wiring, refrigerant, and component connections.
Step-by-step guide for performing test runs using the PC-ART remote control switch.
Detailed steps for conducting test runs using the PC-ARF remote control switch.
Instructions for performing test runs using the wireless remote control switch.
Details how to perform test runs directly from the outdoor unit's DIP switches.
Provides a checklist for verifying operational parameters during test runs.
A checklist for diagnosing compressor-related issues and confirming proper installation.
Covers basic troubleshooting using the 7-segment display, power supply checks, and transmission issues.
Lists alarm codes for outdoor/indoor units and provides troubleshooting steps for each.
Details how to use remote controllers (PC-ART, PC-ARF) and the 7-segment display for troubleshooting.
Provides procedures for checking key components like DIP-IPM inverter, capacitors, fan motors, and valves.
Lists cycle, structural, and electrical parts for RAS-(2-2.5)HVNP models.
Lists cycle, structural, and electrical parts for RAS-3HVNC models.
Lists cycle, structural, electrical parts, and parts names for RAS-3HVNPE models.
Lists cycle, structural, electrical parts, and parts names for RAS-(4-6)H(V)NPE models.
Lists cycle, structural, electrical parts, and parts names for RAS-(4-6)H(V)NCE models.
Lists cycle, structural, electrical parts, and parts names for RAS-(8-10)HN(P/C)E models.
Lists cycle, structural, electrical parts, and parts names for RAS-12HN(P/C) models.
General introduction to servicing operations, including safety precautions and compressor handling.
Detailed steps for removing components like pipe covers, front covers, fans, and compressors.
Step-by-step guide for removing service cover, outlet grille, upper cover, and compressor for RAS-3HVNPE.
Details component removal procedures for outdoor units RAS-(4-6)H(V)NPE.
Details component removal procedures for outdoor units RAS-(8-10)HNPE.
Details component removal procedures for outdoor units RAS-12HNP.
Covers servicing procedures for standard series outdoor units.
Details component removal procedures for outdoor units RAS-(4-6)H(V)NCE.
Details component removal procedures for outdoor units RAS-(8-10)HNCE.
Details component removal procedures for outdoor units RAS-12HNC.
Details inverter specifications, time charts, protective functions, and overload control.
Covers thermistors for outdoor units and compressor, including resistance characteristics.
Details the checking procedure for electronic expansion valves for indoor and outdoor units.
Explains the high pressure protection device and its activation conditions for various models.
Details noise filter specifications and circuit diagrams for 3-phase and 1-phase systems.
Explains the function and checking procedure for capacitors used in the inverter.
Provides specifications for reactors used in 3-phase and 1-phase inverter circuits.
Explains the reliable mechanism for low vibration/sound and the principle of compression.
Covers general notes on power source, wiring, compressor issues, and installation space.
Details maintenance tasks for indoor and outdoor units, including fan motors, heat exchangers, and compressors.
Provides a template for recording service and maintenance data using the 7-segment display.
Provides a template for recording service and maintenance data using the remote control switch.
Details the pump-down method for safely replacing the compressor.
