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Mitsubishi Heavy Industries ESA30EH Series User Manual

Mitsubishi Heavy Industries ESA30EH Series
80 pages
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This user’s manual describes cautions for safety. Please read this manual carefully before use in order to
operate the unit properly.
Keep this manual, after reading, at a safe place where you can consult it whenever it is necessary.
When the ownership of the unit is changed, please be sure to transfer this manual and the “Installation
Manual” to a new owner.
It is not recommended for a user to install or move the unit by the user’s own discretion. (Safety or functions
may not be assured.)
The emission sound pressure level from the heat pump unit is under 70dB (A).
Thank you very much for your purchasing the heat pump water heater for com-
mercial use.
PJZ012A188A
202009
Air To Water Heat Pump
Natural refrigerant CO
2 Water Heater ESA30EH series
This air to water heat pump complies with Machinery Directive 2006/42/EC, Low Voltage Directive 2014/35/EU, EMC Directive 2014/30/EU,
Pressure Equipment Directive 2014/68/EU, RoHS Directive 2011/65/EU, (EU) 2015/863, Ecodesign requirement Directive 2009/125/EC.
CE marking is applicable to the area of 50 Hz power supply.
USER’S MANUAL
ORIGINAL INSTRUCTIONS
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Mitsubishi Heavy Industries ESA30EH Series Specifications

General IconGeneral
BrandMitsubishi Heavy Industries
ModelESA30EH Series
CategoryWater Heater
LanguageEnglish

Summary

Before Use

Safety Precautions

General safety guidelines and warnings for operating the unit properly.

Precautions for Installation

Important considerations and warnings before installing the heat pump water heater.

Usage Precautions

General Usage Warnings

Warnings and advice for safe and correct operation of the heat pump unit.

Relocation, Maintenance, and Disposal

Relocation & Maintenance Safety

Guidelines for safely moving, maintaining the unit and its components.

Waste Disposal Guidelines

Instructions for proper disposal of the heat pump unit as electronic waste.

Component Maintenance Schedule

Preventive Maintenance Guide

Schedule and intervals for checking and replacing components for optimal product function.

Water Quality Standards

Cyclic and Makeup Water Criteria

Specifies the acceptable water quality parameters for cyclic and makeup water.

CO2 Heat Pump Water Heater Overview

Unit Composition and Mechanism

Overview of the heat pump water heater's parts, how it works, and benefits of CO2 refrigerant.

Operation Patterns (Hot Water)

Details the typical operation patterns for hot water production based on time.

Operation Patterns (Heating)

Describes the typical operation patterns for space heating mode.

Operation Patterns (Combined Use)

Explains operation patterns when the unit is used for both hot water and heating.

Remote Control Functions and Settings

Basic Operation Controls

Covers settings like Run, Pause, Schedule, Fill Up, and temperature/amount adjustments.

Operation Mode Display

Explains how the unit's current operation mode is displayed.

Initial Settings Configuration

Clock, Display, and Sound Settings

Configuration options for clock, date, contrast, backlight, and sound.

Administrator Settings Access

Accessing advanced settings via the administrator menu, requiring a password.

Remote Control (R/C) Interface Guide

R/C Buttons and LCD Display

Explains the purpose and operation of the main buttons and the LCD screen on the remote control.

TOP Screen Navigation and Elements

Understanding the TOP Screen

Description of icons, buttons, and display sections on the main TOP screen.

HW TOP Screen Operations

Managing Hot Water Settings

Explains how to view and adjust hot water temperature and amount settings.

Heating TOP Screen Operations

Managing Heating Settings

Details how to turn heating on/off and set the heating temperature.

Screen Navigation Flowchart

Navigating Through Menus

Visual guide showing the flow between different screens and functions.

Basic Operation Procedures

Hot Water Operation Setup

Step-by-step guide for setting hot water temperature and amount for operation.

Space Heating Operation Setup

Instructions for operating the unit in heating mode, including AUTO and MANUAL settings.

Run and Pause Operation

Starting and Pausing the Unit

How to start and pause the heat pump unit using the Run/Pause switch.

Navigating Between TOP Screens

Switching HW and Heating TOP Views

Guide on how to access the Hot Water and Heating specific TOP screens.

Setting Hot Water Top-Up Temperature

Adjusting Top-Up Temperature

How to set the target hot water temperature for the top-up operation.

Starting Heating Operation

Enabling and Disabling Heating

Steps to turn the heating operation of the unit ON or OFF.

Setting Heating Temperature

Selecting Heating Mode and Temperature

How to set the heating temperature in AUTO or MANUAL mode and adjust shift temperatures.

Schedule Setting Management

Weekly Schedule Setup (HW & Heating)

Guide for setting weekly operation schedules for both hot water and heating.

Day Off and Peak-Cut Settings

How to designate 'day off' periods and configure peak-cut timers.

Weekly Schedule Configuration Details

Setting HW Weekly Schedule

Detailed steps for setting the weekly hot water amount schedule.

Setting Heating Weekly Schedule

Detailed steps for setting the weekly heating mode and temperature schedule.

Weekly Schedule (HW) Configuration

Configuring HW Amount and Temperature

How to set specific hot water amounts and temperatures for different time slots.

Weekly Schedule (Heating) Configuration

Configuring Heating Schedules and Timers

Steps to set heating mode, temperature, and timer settings for the week.

Checking Weekly Schedules

Reviewing Configured Schedules

How to check and confirm the configured weekly schedules.

Setting Day Off Periods

Configuring Day Off Settings

Steps to set recurring, period-based, or specific day off settings.

Setting Peak-Cut Timer

Configuring Peak-Cut Intervals

How to set specific time intervals and percentages for peak-cut operation.

Operation to Fill Up

Manual Fill Up Procedure

Steps to manually initiate and end the operation to fill the hot water storage unit.

Uniform Hot Water Amount Adjustment

Increasing/Decreasing HW Amount Uniformly

How to uniformly increase or decrease the hot water amount based on weekly schedules.

Displaying Hot Water Information

Viewing Daily Hot Water Amount

How to display the hot water amount for the current day or previous days.

Operation Mode Display

How the unit's current operation mode is indicated.

Menu Operation Guide

Sub Remote Control Limitations

Lists settings that cannot be accessed or modified using a sub remote control.

Operating Menu Screens

Navigating Main Menu Options

How to access and navigate through the main menu options.

Setting Screen Navigation Notes

Important notes and behaviors related to navigating and saving settings on various screens.

Various Settings Configuration

Initial Settings Configuration

Accessing and configuring initial setup options like clock, display, and sound.

Date/Time and Contrast Settings

How to configure date, time, display format, and screen contrast.

Backlight, Sound, and Priority Settings

Configuring backlight behavior, controller sound, and operation priority.

Summer Time Adjustment

How to enable or disable summer time settings, affecting the clock.

Administrator Settings Management

Accessing Administrator Settings

How to enter the administrator password and access the administrator settings menu.

Administrator Settings Options Overview

Overview of various advanced settings available under administrator control.

Setting Limited Operation Permissions

Enabling or disabling specific operations like Run/Pause and temperature changes.

Selecting Displayed HP Unit

Choosing which heat pump unit's status is shown on the remote control display.

Remote Control Display Customization

Configuring RC Display Items

Customizing which information items are displayed on the remote control.

HW Temperature Step Size Adjustment

Changing HW Temp Step Intervals

Adjusting the increment/decrement step size for hot water temperature settings.

Administrator Password Management

Changing Administrator Password

Procedure for changing the administrator password for system access.

User Environment Settings (HW)

Selecting Business Type Profiles

Applying pre-defined hot water usage patterns based on business type.

Operation Lamp Customization

Setting Operation Lamp Behavior

Configuring the color and timing of the operation status indicator lamp.

Upper Limit HW Temp Setting

Adjusting HW Temp Upper Limit

Setting the maximum allowable hot water storage temperature.

Open Tank Information Display

Checking Open Tank Sensor Data

Checking the detected temperature from the open tank temperature sensor.

Application Settings Management

Changing Unit Application Mode

Switching the unit's operational application between HW, Heating, or both.

Canceling Weekly Schedule (HW)

Disabling HW Weekly Schedule

How to deactivate the weekly schedule for hot water operation.

Checking Remote Control Settings

Viewing Current RC Configurations

Displaying a summary list of all current remote control and heat pump unit settings.

Unit Maintenance Procedures

Remote Control Care

Instructions for cleaning and maintaining the remote control unit.

Heat Pump Unit Care

Guidelines for maintaining air circulation, heat exchangers, and water circuits.

Hot Water Storage Unit & Heating Components Care

Reference to manuals for maintenance of storage unit and heating components.

Winter Operation and Storage Procedures

Anti-Freezing Measures

Precautions to prevent freezing of water pipes in low temperatures.

Long-Term Stopping and Power Failure

Steps for stopping the unit long-term and actions during power failure.

Understanding Unit Anomalies

Normal Operation Variations

Explains common occurrences that may seem like errors but are normal operations.

Error Handling and Reporting

Responding to Protection Stopping

Procedures to follow when the unit displays 'Under protection stopping' and how to report errors.

Error Code Reference Guide

List of Error Codes and Causes

Comprehensive list of error codes, their causes, and corresponding LED indications.

Maintenance Codes and Signals

Information on maintenance codes indicating service intervals or required checks.

Service Contact and Next Service Date

Accessing Service Contact Details

How to find contact information for service and support via the menu.

Service Reminder Notifications

How the unit indicates when the next service date is approaching or has passed.

Periodical Check and After-Sales Service

Periodical Check Alerts and Actions

Explains the messages for periodical checks and the required actions.

After-Sales Service Information

Guidance on informing the dealer and considerations for moving the unit.

Remote Control Language Selection

Changing Display Language

How to select the preferred display language for the remote control interface.

Operation Data Monitoring

Checking Unit Operation Status

Viewing the operational status and data for connected heat pump units.

Product Specifications

Technical Data Overview

Detailed technical specifications of the heat pump water heater model ESA30EH.

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