Mitsubishi SRK50ZSX-W Technical Manual

Mitsubishi SRK50ZSX-W Technical Manual

Inverter wall mounted type residential air-conditioners (split system, air to air heat pump type)
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TECHNICAL MANUAL
INVERTER WALL MOUNTED TYPE
RESIDENTIAL AIR-CONDITIONERS
(Split system, air to air heat pump type)
SRK20ZSX-W, -WB, -WT
SRK25ZSX-W, -WB, -WT
SRK35ZSX-W, -WB, -WT
SRK50ZSX-W, -WB, -WT
SRK60ZSX-W, -WB, -WT
Manual No.'18•SRK-T-234
updated May 22, 2018

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Summarization of Contents

Specifications
General Unit Specifications
Core technical data: cooling/heating capacity, power consumption, and efficiency ratings.
Model-Specific Technical Data
Detailed specifications for each model: capacities, efficiency, operating limits.
Exterior Dimensions
Indoor Unit Dimensions and Clearances
Dimensional drawings and required installation space for indoor units.
Outdoor Unit Dimensions and Clearances
Dimensional drawings and installation space requirements for outdoor units.
Electrical Wiring
Indoor Unit Wiring Diagram
Internal electrical connections and component layout for indoor units.
Outdoor Unit Wiring Diagram
Electrical wiring and component layout for outdoor units.
Noise Level Data
Sound Power Level Charts
Sound power levels across frequencies for indoor and outdoor units.
Sound Pressure Level Charts
Sound pressure levels across frequencies for various operating modes.
Piping System Configuration
Refrigerant Piping Diagram
Illustrates refrigerant flow path through indoor and outdoor units.
Usage Range and Limitations
Operating Conditions and Limitations
Specifies the acceptable indoor/outdoor temperature ranges and operational limits.
Capacity Correction Factors
Methods to correct cooling/heating capacity based on piping length and frosting.
Performance Capacity Tables
Cooling and Heating Capacity Data by Model
Detailed tables showing performance data at various conditions.
Installation Procedures
Indoor Unit Installation Guide
Step-by-step instructions for mounting and connecting the indoor unit.
Outdoor Unit Installation Guide
Instructions for installing the outdoor unit, including location and mounting.
Electrical Wiring and Piping Work
Guidance on connecting pipes, wiring, evacuation, and finishing work.
Installation Testing and Test Run
Procedures for checking installation and performing initial operation tests.
Safety Precautions
Flammable Refrigerants Handling Safety
Critical safety warnings for handling flammable refrigerants like R32.
General Installation Safety Guidelines
Safety rules for transport, marking, disposal, symbols, and general work procedures.
Operation Control Features
Wireless Remote Control Operation
Explains wireless remote control buttons and functions for unit operation.
Various Operation Modes Overview
Details on heating, cooling, DRY, and automatic operation modes.
Protective Control Functions
Describes protective mechanisms for safe and efficient unit operation.
Maintenance and Troubleshooting
General Cautions and Pre-Troubleshooting Checks
Safety notes and initial checks before maintenance or troubleshooting.
Troubleshooting Procedures
Step-by-step guides for diagnosing and resolving operational issues.
Self-Diagnosis Table
Lists error codes, causes, and display conditions for self-diagnosis.
Service Mode Operations
Instructions for accessing and using service mode for diagnostics.
Component Inspection Procedures
Guides for checking sensors, motors, PCB, and other components for faults.
Remote Control and Fuse Inspection
Procedures for verifying wireless remote control and checking fuses.
Unit Disassembly Procedures
Indoor Unit Component Removal Steps
Detailed instructions with illustrations for disassembling indoor unit components.
Option Parts and Accessories
Wired Remote Control and Interface Kit
Information on installing and connecting wired remote controls and interface kits.
Superlink E Board Connection
Instructions for connecting the Superlink E board for network communication.
Technical Information
Model Specifications Summary
Comprehensive tables detailing performance, efficiency, and electrical data for models.
Reference Information
R32 Refrigerant Characteristics
Chemical and physical properties of R32 refrigerant, including safety considerations.
Flammable Refrigerants Handling Safety
General safety guidelines for handling, installation, servicing, and disposal of flammable refrigerants.

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