EasyManua.ls Logo

Mitsubishi Electric MUM18EW - User Manual

Mitsubishi Electric MUM18EW
52 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
SERVICE
&
PARTS
MANUAL
Wireless type
Models
INDOOR UNlT
MSOSEW
MS12EN
OUTDOOR UNlT
Question and Answer IconNeed help?

Do you have a question about the Mitsubishi Electric MUM18EW and is the answer not in the manual?

Summary

SERVICE & PARTS MANUAL

1 CHANGE POINTS

2 FEATURES

New Wireless Remote Controller Features

New wireless remote controller features "I Feel Control" and advanced user-friendly functions.

Microprocessor-Controlled Functions

Details automatic timer, fan speed control, restart function, and rotary compressor.

Wireless Remote Controller Operation

Explains the functions, display, and buttons of the wireless remote controller for operation.

3 SPECIFICATIONS

Indoor Unit Specifications

Lists capacity, power, airflow, dimensions, and weight for indoor units.

Outdoor Unit Specifications

Lists power, compressor, refrigerant, dimensions, and weight for outdoor units.

Refrigerant Piping and Operating Range

Details pipe sizes, connections, and operating temperature ranges for cooling.

4 DATA

Performance Curves

Graphs showing cooling capacity and power consumption vs. temperature for various models.

Condensing and Suction Pressure Charts

Graphs showing pressure vs. ambient temperature for different indoor DB temperatures.

2 OPERATING RANGE

Power Supply and Operation Conditions

Details power supply requirements and operating conditions for cooling.

Airflow, Speed, and Refrigerant Charge

Lists airflow rates, speeds, coverage, and additional refrigerant charge requirements.

5 MAX. REFRIGERANT PIPING LENGTH & MAX. HEIGHT DIFFERENCE

STANDARD OPERATION DATA

Power Supply Diagrams

Illustrates power supply connections for indoor and outdoor units.

5 OUTLINES AND DIMENSIONS

MS09 EW Unit Dimensions

Shows dimensions and required space for MS09EW indoor and outdoor units.

6 WIRING DIAGRAM

MS09 EW Indoor Unit Wiring

Provides the wiring diagram for the MS09EW indoor unit.

Outdoor Unit Wiring Diagrams

Shows wiring diagrams for MU09EW, MU12EN, MU15EN, and MUM18EW outdoor units.

7 REFRIGERANT SYSTEM DIAGRAM

MS09 EW;MU09 EW Refrigerant Diagram

Diagram for MS09EW indoor and MU09EW outdoor units.

MS12;15 EN Refrigerant Diagrams

Diagrams for MS12/15EN indoor and MU12/15EN outdoor units.

MS09 EW x 2;MUM18 EW Refrigerant Diagram

Diagram for MS09EW x 2 and MUM18EW units.

8 MICROPROCESSOR CONTROL

Remote Controller Functions and Display

Details the functions, display, and buttons of the wireless remote controller.

I FEEL Control Mode Operation Details

Explains the setup, operation, and modes of the "I FEEL CONTROL" function.

Other Operation Modes and Timers

Covers FAN mode, timer functions (AUTO STOP, AUTO START), and emergency operation.

9 SERVICE FUNCTION

Auto Restart Function

Explains the auto restart feature and its setup.

Reconstruction for Individual Operation

Guides on modifying PC boards for multi-unit control with one remote.

10 TROUBLE SHOOTING

Self-Check Function and Table

Describes self-check indicators and a table for diagnosing faults.

Operation Does Not Start Troubleshooting

Flowchart to diagnose issues when the unit fails to start.

Compressor;Fan Not Operating Troubleshooting

Flowchart for diagnosing problems with compressor or fan operation.

RELAY OPERATION

Mode and Relay Operations

Details relay actions for different modes and fan speeds.

Coil Frost Prevention Logic

Explains frost prevention for COOL and DRY modes.

Indoor Fan Relay Assignments

Maps fan speeds to specific relay activations.

TEST POINT DIAGRAM AND VOLTAGE

Indoor PC Board Test Points

Diagrams showing test points and voltage readings on indoor PC boards.

Thermistor Resistance Charts

Graphs showing resistance vs. temperature for room and defrost thermistors.

11 OPTIONAL PARTS

Refrigerant Pipe Kits

Lists optional extension pipes, their specs, and refrigerant charge requirements.

12 STANDARD PARTS

MS09 EW and MSM18 EW Unit Parts

Exploded views and parts lists for MS09EW indoor and MSM18EW outdoor units.

MS12 EN, MS15 EN Indoor Unit Parts

Exploded views and parts lists for MS12EN/MS15EN indoor units.

MU12 EN, MU15 EN Outdoor Unit Parts

Exploded views and parts lists for MU12EN/MU15EN outdoor units.

ACCESSARY & REMOTE CONTROLLER PARTS

Accessory Parts for MS Models

Lists accessory and remote controller parts for MS09EN, MS12EN, MS15EN.

Mitsubishi Electric MUM18EW Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMUM18EW
CategoryAir Conditioner
LanguageEnglish

Related product manuals