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Mitsubishi Heavy Industries SCM80ZJ-S User Manual

Mitsubishi Heavy Industries SCM80ZJ-S
162 pages
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SERVICE MANUAL
Manual No.'10•SCM-SM-094
INVERTER MULTI-SPLIT SYSTEM
RESIDENTIAL AIR CONDITIONERS
(Split system, air to air heat pump type)
(OUTDOOR UNIT)
SCM40ZJ-S
SCM45ZJ-S
SCM50ZJ-S
SCM60ZJ-S
SCM71ZJ-S
SCM80ZJ-S
(INDOOR UNIT)
Wall mounted type
SRK20ZJX-S
SRK25ZJX-S
SRK35ZJX-S
SRK50ZJX-S
SRK60ZJX-S
SRK20ZJ-S
SRK25ZJ-S
SRK35ZJ-S
SRK50ZJ-S
Floor standing type
SRF25ZJX-S
SRF35ZJX-S
SRF50ZJX-S
Ceiling concealed type
SRR25ZJ-S
SRR35ZJ-S
SRR50ZJ-S
SRR60ZJ-S
Ceiling cassette-4way compact type
FDTC25VD
FDTC35VD
FDTC50VD
FDTC60VD

Table of Contents

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Mitsubishi Heavy Industries SCM80ZJ-S Specifications

General IconGeneral
Cooling Capacity8.0 kW
Heating Capacity9.0 kW
Power Supply220-240 V, 50 Hz
Sound Pressure Level (Cooling)Varies depending on the connected indoor units
Sound Pressure Level (Heating)49 dB

Summary

1. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER

1.1 SRK,SRF and SRR series

Details operation control functions for SRK, SRF, and SRR series units, including remote controller functions.

1.8 Protective control function

Details various protective control functions for safe operation.

2. MAINTENANCE DATA

(3) Troubleshooting procedure (If the air conditioner does not run at all)

A flowchart for diagnosing and resolving issues when the air conditioner does not start.

(5) Self-diagnosis table

Lists error codes, their causes, and corresponding flashing conditions for self-diagnosis.

2.2.1 Diagnosing of microcomputer circuit

(1) Selfdiagnosis function

Describes the self-diagnosis function and provides tables for checking error codes and indicators.

2.2.2 Troubleshooting flow

(1) List of troubles

A comprehensive list of potential operational issues with corresponding reference pages for detailed troubleshooting.

(2) Troubleshooting

5. Troubleshooting

Details the diagnostic steps and countermeasures for various operational problems.

4. Presumable cause

Lists potential causes for the detected operational problems.

5. APPLICATION DATAS

5.1 Installation of outdoor unit

Provides guidelines for the installation of outdoor units, including safety precautions.

5.2 Installation of Indoor unit

Covers the installation procedures for indoor units, including safety and location selection.

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