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Mitsubishi Electric ERSC-VM2C.UK User Manual

Mitsubishi Electric ERSC-VM2C.UK
98 pages
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SERVICE MANUAL
CONTENTS
1. REFERENCE MANUAL
...................................
3
2. SAFETY PRECAUTION
...................................
4
3. SPECIFICATIONS
............................................
7
4. PART NAMES AND FUNCTIONS
................
10
5. OUTLINES AND DIMENSIONS
.....................
12
6. WIRING DIAGRAM
........................................
14
7. FIELD WIRING
...............................................
30
8. WATER SYSTEM DIAGRAM
.........................
32
9. CONTROLS
...................................................
35
10. TROUBLESHOOTING
...................................
55
11. DISASSEMBLY PROCEDURE
......................
72
12. SUPPLEMENTARY INFORMATION
.............
93
13. SERVICE AND MAINTENANCE
...................
94
Notes:
This manual describes ser-
vice data of Hydrobox only.
R410A
MAIN REMOTE
CONTROLLER
PARTS CATALOG (OCB571)
HYDROBOX
December 2018
HYDROBOX
No. OCH571
REVISED EDITION-D
OCH571 REVISED EDITION-C
is void.
Revision:
• Added
EHSC-MECR3.UK
,
EHSC-VM2CR3.UK,
EHSC-VM2ECR3.UK,
EHSC-VM6CR3.UK,
EHSC-VM6ECR3.UK,
EHSC-YM9CR3.UK,
EHSC-YM9ECR3.UK,
EHSC-TM9CR3.UK,
EHSD-MCR3.UK,
EHSD-MECR3.UK,
EHSD-VM2CR3.UK,
EHSD-YM9CR3.UK,
ERSC-MECR3.UK,
ERSC-VM2CR3.UK,
ERSD-VM2CR3.UK,
EHPX-VM2CR3.UK,
EHPX-VM6CR3.UK and
EHPX-YM9CR3.UK in
REVISED EDITION-D.
• Some descriptions have
been modified.
[Model Name]
EHSC-MEC
EHSC-VM2C
EHSC-VM2EC
EHSC-VM6C
EHSC-VM6EC
EHSC-YM9C
EHSC-YM9EC
EHSC-TM9C
EHSD-MC
EHSD-MEC
EHSD-VM2C
EHSD-YM9C
[Service Ref.]
Refer to page 2.
ERSC-MEC
ERSC-VM2C
ERSD-VM2C
EHPX-VM2C
EHPX-VM6C
EHPX-YM9C
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Mitsubishi Electric ERSC-VM2C.UK Specifications

General IconGeneral
BrandMitsubishi Electric
ModelERSC-VM2C.UK
CategoryWater Heater
LanguageEnglish

Summary

REFERENCE MANUAL

Outdoor Unit Service Manual References

Lists service manuals for various outdoor units.

SAFETY PRECAUTION

General Safety Warnings and Cautions

Covers essential safety guidelines for operation and installation.

SPECIFICATIONS

PART NAMES AND FUNCTIONS

Component Identification for E*S* and EHPX Series

Details part names and functions for key models.

OUTLINES AND DIMENSIONS

Technical Drawings and Connection Layouts

Provides physical dimensions and connection point details.

WIRING DIAGRAM

EHSC/EHSD/ERSC/EHPX Series Wiring

Details wiring for initial EHSC, EHSD, ERSC, EHPX models.

VM2 Series Wiring Diagrams

Details wiring for VM2 series models.

VM6 Series Wiring Diagrams

Details wiring for VM6 series models.

YM9 Series Wiring Diagrams

Details wiring for YM9 series models.

TM9 Series Wiring Diagrams

Details wiring for TM9 series models.

FIELD WIRING

Electrical Connections for Hydrobox and Outdoor Units

Explains 1-phase and 3-phase power wiring.

WATER SYSTEM DIAGRAM

Hydrobox Water Circuit Diagrams

Illustrates water flow for split and packaged systems.

Local System Control Diagrams

Shows temperature control configurations for local systems.

CONTROLS

Main Remote Controller Interface and Navigation

Describes controller display, icons, and basic operation.

System Settings and Service Menu

Covers user/installer settings, service access, and advanced functions.

Troubleshooting and Error Code Management

Explains error reporting, diagnosis methods, and running information.

TROUBLESHOOTING

Troubleshooting Overview and Error Code Actions

Introduces error codes and provides diagnostic steps.

Inferior Phenomena Troubleshooting

Addresses issues not covered by specific error codes.

DISASSEMBLY PROCEDURE

Component Removal: Front Panel, Electrical Parts, and Water Pump

Covers initial disassembly steps for key components.

Component Removal: Heat Exchanger and Valves

Details removal of major water circuit components.

Component Removal: Manometer, PRV, Air Vent, and Strainer

Covers removal of smaller auxiliary components.

SUPPLEMENTARY INFORMATION

Refrigerant Pumpdown and Boiler Back-up Operation

Provides details on refrigerant handling and boiler integration.

Multiple Outdoor Units Control

Explains system expansion capabilities.

SERVICE AND MAINTENANCE

Engineers Forms and Field Settings Record

Records commissioning and field settings for easy reference.

Annual Maintenance Procedures and Part Replacement

Outlines routine servicing tasks and part replacement schedules.

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