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Mitsubishi Heavy Industries FDCW100VNX-A User Manual

Mitsubishi Heavy Industries FDCW100VNX-A
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USER’S MANUAL
MITSUBISHI HEAVY INDUSTRIES LTD.
Air to Water Heat Pump
Hydrolution (HM)
HMA100V, HMA100VM / FDCW71VNX-A FDCW100VNX-A
HMS140VA, HMS140V / FDCW140VNX-A
This heat pump complies with EMC Directive 2004/108/EC,
LV Directive 2006/95/EC, and
parts of Machinery Directive 2006/42/EC (HMS140VA, HMS140V
and its relevant outdoor unit and tanks only).
CE marking is applicable to the area of 50 Hz power supply.
PSA012B733C
English
Original instruction

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Mitsubishi Heavy Industries FDCW100VNX-A Specifications

General IconGeneral
BrandMitsubishi Heavy Industries
ModelFDCW100VNX-A
CategoryHeat Pump
LanguageEnglish

Summary

Safety Precautions

General Safety Precautions

Essential safety instructions to follow before and during product use, including danger and caution warnings.

Installation Precautions

Safety guidelines for the proper installation of the unit to prevent hazards like electric shock or fire.

Operation Precautions

Safety measures to follow during the operation of the heat pump to avoid injury or malfunction.

Relocation and Repairing Precautions

Safety guidelines to be followed when moving or repairing the unit, emphasizing professional assistance.

Product Overview and Installation

General System Information

Basic description of the Hydrolution system and its purpose for heating, cooling, and hot water.

Installation Data Requirements

Fields to be completed by the installation engineer for warranty and record-keeping purposes.

Hydrolution Product Features

Key features and advantages of the Hydrolution heat pump system, such as inverter control and compact design.

Hydrolution Operation Principle

Explanation of how the Hydrolution system functions to provide heating, hot water, and cooling.

Indoor Unit Front Panel Operation

Control Panel Layout and Symbols

Description of the symbols, buttons, and display elements on the indoor unit's front panel.

Navigating Panel Menus

Instructions on navigating through menus, using buttons, and understanding panel functions like key lock and language.

Comfort Settings - Heating

Heating System Operation

How the heat pump operates to control heat production based on various temperature sensors and settings.

Operating Mode Selection

Explanation of different operating modes like Auto, AutoC, Heating, Cooling, Hot water, and Add. Heat only.

Heating Curve Adjustment

How to set and adjust the heating curve using menu 2.1.2 and the offset knob for optimal heating performance.

Readjusting Heating Settings

Procedures for readjusting heating curve and offset based on room temperature feedback for optimal comfort.

Comfort Settings - Cooling

Cooling Operation Configuration

How to activate and configure cooling operation, including reliance on room and outdoor sensors.

Comfort Settings - Hot Water

Hot Water Volume Availability

Graphs showing available hot water volume at different stop temperatures for various models.

Hot Water Demand Prioritization

How the system prioritizes hot water production over heating/cooling when demand exists.

System Maintenance

Extra Hot Water Functions

Details on activating and managing temporary, scheduled, and periodic extra hot water functions.

Indoor Unit Maintenance Checks

Information on the location and checks for safety valves within the indoor unit.

Outdoor Unit and General Maintenance

Steps for checking safety valves, pressure gauges, draining, and cleaning the outdoor unit.

Energy Saving Tips

Recommendations for optimizing energy consumption, including thermostat usage and insulation.

Troubleshooting Comfort Issues

Resolving Heating/Hot Water Problems

A guide to diagnosing and resolving common heating and hot water issues based on symptoms and causes.

Understanding Operational Sounds

Explanation of sounds that are normal during operation, not indicative of malfunctions.

Special Operating Modes

Details on "Add. heat only" and Emergency mode operations and their activation.

Control System and Menus

Display and Menu Navigation

Explanation of the front panel display, symbols, and how to navigate through menus and change parameters.

Menu Tree Structure Overview

A hierarchical overview of all available control menus and sub-menus.

Main Menu Functions

Descriptions of the main menu categories (1.0 to 8.0) and their general functions.

Hot Water and Supply Temp Settings

Detailed settings for hot water temperatures and supply temperatures for heating systems.

Cooling and Room Temp Settings

Settings for cooling operation, room temperature control, and circulation pump speed.

Advanced Control Settings

Settings for display, language, operation modes, current limiters, and phase currents.

Commissioning Checklist

Hot Water System Installation Checks

Checklist items for verifying installation and function of hot water components.

Heating, Cooling, and Refrigerant Checks

Checklist items for verifying installation and function of heating, cooling systems, and refrigerant integrity.

Electrical and Accessory Checks

Verification of electrical installation safety and installed accessories like circulation pumps and room sensors.

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