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Mitsubishi Electric Mr.SLIM PE-6EAK User Manual

Mitsubishi Electric Mr.SLIM PE-6EAK
64 pages
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TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, AIR CONDITIONERS
CONTENTS
1. PART NAMES AND FUNCTIONS··········2
2. SPECIFICATIONS ··································4
3. DATA·······················································7
4. OUTLINES AND DIMENSIONS ···········16
5. WIRING DIAGRAM·······························20
6.
REFRIGERANT SYSTEM DIAGRAM
········21
7. TROUBLESHOOTING··························23
8. FUNCTION SETTING···························36
9. SYSTEM CONTROL·····························42
10. DISASSEMBLY PROCEDURE·············56
11. RoHS PARTS LIST·······························58
12. OPTIONAL PARTS·······························62
<Indoor unit>
[Model names] [Service Ref.]
PE-3EAK
PE-3EAK.TH
PE-3EAK.TH-U
PE-4EAK
PE-4EAK.TH
PE-4EAK.TH-U
PE-5EAK
PE-5EAK.TH
PE-5EAK.TH-U
PE-6EAK
PE-6EAK.TH
PE-6EAK.TH-U
No. OC394
Indoor unit
Ceiling Concealed
Series PE
ON/OFF
TEMP.
Remote controller
This manual does not cover
outdoor units.
When servicing them, please
refer to the service manual
No. OC152, OC206, OC353
and this manual in a set.
NOTE:
• This service manual describes technical data of indoor units.
• RoHS compliant products have <G> mark on the spec name plate.
May 2006
OC394--1.qxp 06.5.23 5:44 PM Page 1

Table of Contents

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Mitsubishi Electric Mr.SLIM PE-6EAK Specifications

General IconGeneral
SeriesMr. Slim
RefrigerantR410A
Weight (Indoor Unit)9 kg
ApplicationCommercial
Power Supply220-240V, 50Hz

Summary

Technical & Service Manual Overview

Series PE Ceiling Concealed Units

Overview of the Series PE ceiling concealed air conditioners and manual scope.

Part Names and Functions

Indoor Unit Components Identification

Identification of main parts and components of the indoor unit.

Remote Controller Operation Buttons

Explanation of the buttons and their functions on the remote controller.

Remote Controller Display Indicators

Display Elements and Their Meanings

Detailed explanation of various indicators shown on the remote controller display.

Important Operation Precautions

Key notes and cautions regarding unit operation and controller messages.

Standard Specifications (Pages 4-5)

Indoor Unit Specifications (PE-3/4EAK)

Technical data for PE-3/4EAK indoor units: airflow, noise, dimensions.

Outdoor Unit Specifications (PE-3/4EAK)

Technical data for PE-3/4EAK outdoor units: capacity, motor output, dimensions.

Indoor Unit Specifications (PE-5/6EAK)

Technical data for PE-5/6EAK indoor units: airflow, noise, dimensions.

Outdoor Unit Specifications (PE-5/6EAK)

Technical data for PE-5/6EAK outdoor units: capacity, motor output, dimensions.

Power Supply, Model Names, and Electrical Specs

Power Supply and Model Name Correlations

Mapping between service references, model names, and power supply details.

Indoor Unit Electrical Specifications

Electrical data for indoor units based on voltage and frequency.

Cooling Capacity Performance Data (50Hz)

PE-3EAK & PE-4EAK (50Hz) Data

Cooling capacity for PE-3/4EAK at 50Hz under various conditions.

PE-5EAK & PE-6EAK (50Hz) Data

Cooling capacity for PE-5/6EAK at 50Hz under various conditions.

Cooling Capacity Performance Data (60Hz)

PE-3EAK & PE-4EAK (60Hz) Data

Cooling capacity for PE-3/4EAK at 60Hz under various conditions.

PE-5EAK & PE-6EAK (60Hz) Data

Cooling capacity for PE-5/6EAK at 60Hz under various conditions.

Cooling Capacity Correction Factors

50Hz Correction Factors by Piping Length

Factors to adjust cooling capacity based on refrigerant pipe length at 50Hz.

60Hz Correction Factors by Piping Length

Factors to adjust cooling capacity based on refrigerant pipe length at 60Hz.

Standard Operation Data (Pages 12-13)

PE-3/4EAK Operation Data

Electrical, refrigerant, and side specifications for PE-3/4EAK units.

PE-5/6EAK Operation Data

Electrical, refrigerant, and side specifications for PE-5/6EAK units.

Fan Performance and Corrected Airflow (Pages 14-15)

PE-3/4EAK Fan Performance Curves

Fan performance curves and corrected airflow for PE-3/4EAK models.

PE-5/6EAK Fan Performance Curves

Fan performance curves and corrected airflow for PE-5/6EAK models.

Outlines and Dimensions (Pages 16-18)

Indoor Unit Dimensions (PE-3EAK)

Dimensional drawings and part labels for the PE-3EAK indoor unit.

Indoor Unit Dimensions (PE-4EAK)

Dimensional drawings and part labels for the PE-4EAK indoor unit.

Indoor Unit Dimensions (PE-5/6EAK)

Dimensional drawings and part labels for the PE-5/6EAK indoor units.

Remote Controller Dimensions

Remote Controller Outline Drawing

Dimensional drawing showing the physical size of the remote controller.

Wiring Diagram and Troubleshooting Codes

Indoor Unit Wiring Schematics

Wiring diagram for indoor units and identification of key components.

Troubleshooting Check Codes

List of error codes and their symptoms for troubleshooting.

Refrigerant System Diagrams (Pages 21-22)

PE-3EAK Refrigerant Flow

Refrigerant flow diagram for PE-3EAK with PU-3A/3C outdoor units.

PE-4/5/6EAK Refrigerant Flow

Refrigerant flow diagrams for PE-4/5/6EAK with various outdoor units.

Troubleshooting Procedures

Self-Diagnosis Actions Summary

Overview of actions for reoccurring and non-reoccurring phenomena.

Malfunction Diagnosis via Remote Controller

Procedure for diagnosing malfunctions using the wired remote controller.

Troubleshooting Details

Indoor Unit Error Codes List

List of error codes detected by the indoor unit and their symptoms.

Operation Notes and LED Indicators

Notes on operation after test run and LED indicator functions.

Self-Diagnosis Action Table (P1-P5)

P1: Room Temperature Thermistor Error

Cause and countermeasure for room temperature thermistor abnormality.

P4/P5: Drain System Error Causes

Cause and countermeasure for drain sensor and drain pump errors.

Self-Diagnosis Action Table (P6, P8)

P6: Freezing/Overheating Protection Issues

Cause and countermeasure for freezing/overheating protection.

P8: Pipe Temperature Error Causes

Cause and countermeasure for pipe temperature errors.

Self-Diagnosis Action Table (E0-E5)

Remote Controller Communication Errors

Cause and countermeasure for remote controller transmission errors.

Self-Diagnosis Action Table (Fb, PA)

Fb/E1-E2: Controller Board Errors

Cause and countermeasure for indoor/remote controller board errors.

PA: Forced Compressor Stop (Water Leakage)

Cause and countermeasure for forced compressor stop due to water leakage.

Troubleshooting Inferior Phenomena (LED Status)

LED2 Off: Power Supply/Board Issues

Cause and countermeasure when LED2 is off.

LED2 Blinking: Wiring/Remote Issues

Cause and countermeasure when LED2 is blinking.

Troubleshooting Inferior Phenomena (Vane/Receiver)

(3) Upward/Downward Vane Failure

Cause and countermeasure for vane performance issues.

(4) Receiver for Wireless Remote Controller

Cause and countermeasure for wireless remote controller receiver issues.

Test Run and Emergency Operation

7-5-1. Before Test Run Checks

Pre-test run checks for installation and wiring integrity.

7-5-2. Test Run Procedure (Wired Remote)

Procedure for performing a test run using the wired remote controller.

Emergency Operation Procedures

7-5-3. Unit or Remote Controller Failure

Procedure for emergency operation when remote controller or unit fails.

How to Check Parts

Thermistor Resistance Testing

Procedure for checking room and coil thermistor resistance values.

Fan Motor Resistance Testing

Procedure for checking fan motor resistance and relay connector.

Test Point Diagrams

Power Board Test Points

Diagram showing test points on the power board.

Indoor Controller Board Test Points

Connector and Test Point Identification

Diagram identifying connectors and test points on the indoor controller board.

Dip Switch and Jumper Wire Functions

SW1 & SW5 Function Settings

Explanation of functions controlled by SW1 (model) and SW5 (system settings).

J41/J42 Pair Number Settings

Settings for wireless remote controller pair number with J41/J42.

Unit Function Setting by Remote Controller

Table 1: Settable Functions

List of functions settable via remote controller and their initial settings.

Table 2: Function Availability by Unit Type

Availability of functions across different unit types.

Function Setting Procedures

Rotation Setting (Mode No. 20)

Procedure for setting the rotation operation mode.

Selecting Functions via Wired Remote Controller

Step-by-step guide for setting functions using the wired remote controller.

Function Selection Flowcharts

Overall Function Setting Flowchart

Visual guide for selecting and setting unit functions.

System Configuration Examples

Diagrams showing system configurations for function setting.

Detailed Operating Procedure for Function Selection

Step-by-Step Guide to Function Settings

Detailed procedure for changing function settings via remote controller.

Function Selection Options

Language and Function Limit Settings

How to set language and function limits like operation lock.

Mode Selection & Display Settings

How to set mode selection (main/sub) and display options.

Detailed Function Selection Flowchart

Flowchart for Language, Mode, and Display Settings

Detailed flowchart for changing language, function limits, mode, and display settings.

System Control Varieties (Pages 42-43)

A. Standard Remote Control Operation

Standard remote control operation of indoor units.

B. Two Controller Operation

Using two controllers for operation.

C. Group Control Operation

Using one remote controller for multiple units.

D. Remote/Local Combined Control

Combined remote and local control operation.

E. Operation by External Signal

Operation via external signals.

F. Control & Remote Display by External Signal

External signal for display and control.

G. Timer Operation Control

Enabling timer control for start and stop.

H. Interlock Operation with Peripherals

Interlocking with peripheral equipment like Lossnay.

I. Rotation Operation Modes

Rotation operation modes.

Remote Controller Operation Configurations

One Wired Remote Controller Setup

Wiring and settings for one wired remote controller.

Wireless Remote Controller Setup

Wiring and settings for wireless remote controller.

Two Remote Controller Operation

Two Wired Remote Controllers Setup

Wiring and settings for two wired remote controllers.

Two Wireless Remote Controllers Setup

Wiring and settings for two wireless remote controllers.

One Wired and One Wireless Controller Setup

Wiring and settings for one wired and one wireless controller.

Group Control Operation

Connecting Interface to Indoor Unit

How to connect the MA& CONTACT TERMINAL interface.

Connecting Remote Control Interface

Connecting the remote control interface with systems.

Using MA Remote Controller

Notes for MA Remote Controller Usage

Important notes and precautions when using the MA remote controller.

SW501: Refrigerant Address Settings

Setting refrigerant addresses using SW501.

SW501 Settings Details

Refrigerant Address Configuration (0-15)

Detailed configuration of refrigerant addresses 0-15.

SW501 (No.5-6) Function Settings

Settings for Room Temperature Detector and Mr. SLIM model presence.

SW502: Air Conditioner Function Settings

Cooling/Heat Pump Type Function Settings

SW502 settings for cooling vs. heat pump types.

Auto Mode & Fan Speed Settings

SW502 settings for auto mode and fan speed.

Vane, Swing, Fan Mode Settings

SW502 settings for vane, swing, and fan mode.

Interface Status Monitor

LED Indicators for Interface Status

Explanation of LED indicators on the interface unit.

Mounting the Remote Control Interface Unit

Direct Wall Mounting Considerations

Guidelines for mounting the interface unit directly to a wall.

System Operation Modes

9-5. Power Outage Automatic Recovery Operation

How the system recovers operation after a power outage.

9-6. Individual Control from Separate Room

Controlling units individually from a separate room.

9-7. Combined Remote/Local Control

How to combine remote and local control.

Combined Remote/Local Control Wiring

Basic Wiring Diagram & System Applications

Wiring diagrams and examples for combined control.

Obtaining Remote Display

9-8. Wiring Method and Local Parts

Wiring for remote display and locally procured parts.

Timer Operation

9-9. Operating with On-site Timer

Using an on-site timer for unit operation.

Timer Control & Linkage Information

(2) Basic Pattern for Timer Control

Timer control patterns: independent and combined.

9-10. Linked Operation with Peripherals

Linked operation with Lossnay units.

9-11. Obtaining Humidifier Signal

Getting humidifier signal for heating operation.

Multiple Remote Control Display

9-13. Multiple Remote Control Display Wiring

Wiring for multiple remote control display.

Interlocking Operation with Duct Fan

9-14. Interlocking Operation with Duct Fan

Interlocking operation with a duct fan.

Disassembly Procedure

1. Removing the Drain Pan

Step-by-step guide to remove the drain pan.

2. Removing Electrical Parts

Steps to remove electrical components like boards and capacitors.

3. Removing Indoor Coil Thermistor

Procedure to remove the indoor coil thermistor.

Disassembly Procedure (Fan Removal)

4. Removing the Fan Assembly

Detailed steps for removing the fan assembly and motor.

RoHS Parts List (Structural Parts)

PE-3EAK.TH / PE-3EAK.TH-U Parts

List of structural parts for PE-3EAK models with RoHS compliance.

RoHS Parts List (Structural Parts - PE-4EAK)

PE-4EAK.TH / PE-4EAK.TH-U Parts

List of structural parts for PE-4EAK models with RoHS compliance.

RoHS Parts List (Structural Parts - PE-5/6EAK)

PE-5/6EAK.TH / PE-5/6EAK.TH-U Parts

List of structural parts for PE-5/6EAK models with RoHS compliance.

Electrical Parts List

Identification of Electrical Components

List of electrical components with part numbers and specifications.

Optional Parts

12-1. Refrigerant Pipes Specifications

Specifications for optional refrigerant piping kits.

12-2. Multiple Remote Controller Adapter

Adapter for multiple remote control display.

12-3. Remote ON/OFF Adapter

Adapter for remote ON/OFF control.

12-4. Remote Sensor Specifications

Optional remote sensor specifications.

12-5. Remote Operation Adapter

Adapter for remote operation display.

12-6. Wireless Remote Controller

Optional wireless remote controller.

12-7. Signal Receiver Unit

Optional signal receiver unit.

Manufacturer Information

Mitsubishi Electric Corporation Details

Manufacturer name, head office, and publication details.

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