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Mitsubishi Electric EHSE-YM9EC User Manual

Mitsubishi Electric EHSE-YM9EC
76 pages
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SERVICE MANUAL
CONTENTS
1. REFERENCE MANUAL
...................................
2
2. SAFETY PRECAUTION
...................................
3
3. SPECIFICATIONS
............................................
6
4. PARTS NAMES AND FUNCTIONS
................
8
5. OUTLINES AND DIMENSIONS
.......................
9
6. WIRING DIAGRAM
.........................................
11
7. FIELD WIRING
...............................................
16
8. WATER SYSTEM DIAGRAM
.........................
18
9. CONTROLS
...................................................
21
10. TROUBLESHOOTING
...................................
41
11. DISASSEMBLY PROCEDURE
......................
57
12. SUPPLEMENTARY INFORMATION
.............
72
13. SERVICE AND MAINTENANCE
...................
73
Notes:
This manual describes
service data of Hydrobox
only.
RoHS compliant products
have <G> mark on the
spec name plate.
R410A
MAIN REMOTE
CONTROLLER
PARTS CATALOG (OCB590)
HYDROBOX
[Model Name]
EHSE-YM9EC
EHSE-MEC
ERSE-YM9EC
ERSE-MEC
[Service Ref.]
EHSE-YM9EC.UK
EHSE-YM9ECR1.UK
EHSE-MEC.UK
EHSE-MECR1.UK
ERSE-YM9EC.UK
ERSE-YM9ECR1.UK
ERSE-MEC.UK
ERSE-MECR1.UK
August 2015
HYDROBOX
No. OCH590
REVISED EDITION-B
Revision:
•Added
EHSE-YM9ECR1.UK,
EHSE-MECR1.UK,
ERSE-YM9ECR1.UK and
ERSE-MECR1.UK
in
REVISED EDITION-B.
•Somedescriptionshave
been modified.
•PleasevoidOCH590
REVISEDEDITION-A.

Table of Contents

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Mitsubishi Electric EHSE-YM9EC Specifications

General IconGeneral
CategoryHeat Pump
ModelEHSE-YM9EC
Heating Capacity9.0 kW
Power Supply220-240 V, 50 Hz
RefrigerantR410A
Noise Level (Outdoor Unit)52 dB

Summary

SAFETY PRECAUTION

General Safety Guidelines and Warnings

Details essential precautions for safe installation, operation, and maintenance to prevent injuries or death.

Cautionary Notes for Unit Protection

Provides specific warnings and cautions to prevent damage to the unit and system components.

SPECIFICATIONS

WIRING DIAGRAM

Wiring Diagrams for EHSE/ERSE Models

Illustrates the electrical connections and signal inputs/outputs for specific EHSE and ERSE models.

FIELD WIRING

Power Supply Connections

Details the electrical wiring diagrams and specifications for connecting power to the hydrobox via outdoor unit.

CONTROLS

Main Remote Controller Overview

Explains the functions, icons, and basic operation of the main remote controller for system management.

Remote Controller Settings and Menus

Guides through initial setup, main settings, menu tree navigation, and service menu access.

TROUBLESHOOTING

Initial Troubleshooting Steps

Covers general troubleshooting, test runs, and remote controller malfunction diagnosis methods.

Error Code and Symptom-Based Diagnosis

Details self-diagnosis, action guides for error codes, and troubleshooting based on observed symptoms.

SERVICE AND MAINTENANCE

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