Mitsubishi Electric Mr.SLIM PC-2GAKD User Manual

TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, COOLING AIR CONDITIONERS
CONTENTS
1. PART NAMES AND FUNCTIONS········2
2. SPECIFICATIONS·································4
3. DATA·····················································9
4. OUTLINES AND DIMENSIONS··········16
5. WIRING DIAGRAM·····························21
6. REFRIGERANT SYSTEM DIAGRAM ······22
7. TROUBLE SHOOTING·······················27
8. FUNCTION SETTING ·························40
9. SYSTEM CONTROL···························46
10. DISASSEMBLY PROCEDURE···········60
11. PARTS LIST········································65
12. RoHS PARTS LIST·····························73
13. OPTIONAL PARTS·····························81
Indoor unit
PC-2GAKD
PC-2.5GAKD
PC-3GAKD
PC-4GAKD
PC-5GAKD
PC-6GAKD
No. OC382
REVISED EDITION-B
[ Model names]
PC-2GAKD
PC-2.5GAKD
PC-3GAKD
PC-4GAKD
PC-5GAKD
PC-6GAKD
[Service Ref.]
INDOOR UNIT
Ceiling Suspended
Series PC
REMOTE CONTROLLER
February 2008
ON/OFF
TEMP.
Note:
• This manual does not cover the out-
door units. When serving outdoor
units, please refer to the service man-
ual No.OC152, OC206, OC353,
OCH/OCB414, OCH/OCB431 and
this manual in a set.
• RoHS compliant products have <G>
mark on the spec name plate.
• For servicing RoHS compliant prod-
ucts, refer to the RoHS Parts List.
Revision:
• Combination of outdoor units (PU-
3/4VAKR type) has been added in
REVISED EDITION-B.
• Some descriptions have been modified.
• Please void OC382 REVISED
EDITION-A.
OC382B--1.qxp 08.2.19 8:28 AM Page 1

Mitsubishi Electric Mr.SLIM PC-2GAKD Specifications

General

Brand	Mitsubishi Electric
Model	Mr.SLIM PC-2GAKD
Category	Air Conditioner
Language	English

Summary

PART NAMES AND FUNCTIONS

Indoor Unit

Identifies and describes the main components of the indoor unit, including air outlet, vanes, and filter.

Wired remote controller

Identifies and describes the buttons and indicators on the wired remote controller for operation.

SPECIFICATIONS

STANDARD SPECIFICATIONS

Provides detailed technical specifications for various models, including cooling capacity, input, and airflow.

POWER SUPPLY & MODEL NAMES

ELECTRICAL SPECIFICATIONS

DATA

PERFORMANCE DATA

Presents performance data, including cooling capacity, based on various temperature conditions.

STANDARD OPERATION DATA

OUTLET AIR SPEED AND COVERAGE RANGE

OUTLINES AND DIMENSIONS

INDOOR UNIT

Provides detailed physical dimensions and connection points for indoor units across models.

REMOTE CONTROLLER

WIRING DIAGRAM

Wiring Diagram and Legend

Illustrates electrical connections and explains symbols used in the wiring diagrams.

Self-diagnosis and Emergency Operation

Covers malfunction diagnosis via self-diagnosis and emergency operation procedures.

REFRIGERANT SYSTEM DIAGRAM

TROUBLESHOOTING

General Troubleshooting Summary

Summarizes actions based on error code display status (reoccurring or not).

Malfunction Diagnosis via Remote Controller

Explains how to use the remote controller to diagnose malfunctions and check codes.

SELF-DIAGNOSIS ACTION TABLE

TROUBLESHOOTING BY INFERIOR PHENOMENA

TEST RUN AND EMERGENCY OPERATION

Test Run Preparation and Procedure

Outlines steps for performing a test run using the wired remote controller.

Emergency Operation Procedures

HOW TO CHECK THE PARTS

TEST POINT DIAGRAM

FUNCTIONS OF DIP SWITCH AND JUMPER WIRE

FUNCTION SETTING

UNIT FUNCTION SETTING BY REMOTE CONTROLLER

Describes how to configure various unit functions using the remote controller.

FUNCTION SELECTION OF REMOTE CONTROLLER

SYSTEM CONTROL

VARIETY OF SYSTEM CONTROL FUNCTIONS

Overview of different system control configurations and capabilities.

1 REMOTE CONTROLLER (STANDARD) OPERATION

2-REMOTE CONTROLLER OPERATION

GROUP CONTROL OPERATION

SW502: Air Conditioner Function Settings

Test Run (Check Operations)

Monitors the status of the interface unit via LED indicators.

Mounting the Remote Control Interface Unit

Provides instructions and guidelines for securely mounting the remote control interface unit.

POWER OUTAGE AUTOMATIC RECOVERY OPERATION

INDIVIDUAL CONTROL OPERATION FROM A SEPARATE ROOM

COMBINED REMOTE/LOCAL CONTROL

OBTAINING REMOTE DISPLAY

TIMER OPERATION

LINKED OPERATION WITH PERIPHERAL AIR CONDITIONERS EQUIPMENT

OBTAINING HUMIDIFIER SIGNAL

EXTERNAL MOUNTING OF TEMPERATURE SENSOR

MULTIPLE REMOTE CONTROL DISPLAY

OPERATION IN CONJUNCTION WITH DUCT FAN (Booster fan)

DISASSEMBLY PROCEDURE

Removing the air intake grille

Step-by-step guide to removing the air intake grille.

Removing the electrical box

Step-by-step guide to removing the electrical box and its contents.

DISASSEMBLY PROCEDURE

Removing the fan motor

Procedure for safely removing the fan motor.

Removing the sirocco fan

Procedure for removing the sirocco fan and shaft assembly.

Removing the side panel

Guide for removing the side panel of the unit.

DISASSEMBLY PROCEDURE

Removing the vane motor

Steps for removing the vane motor.

Removing the indoor coil thermistor

Instructions for removing the indoor coil thermistor.

Removing the under panel

Procedure for removing the under panel.

DISASSEMBLY PROCEDURE

Removing the drain pan

Guide for removing the drain pan, with caution for residual water.

Removing the guide vane

Steps for removing the guide vane assembly.

Removing the Auto vane

Procedure for removing the auto vane.

DISASSEMBLY PROCEDURE

Removing the heat exchanger

Instructions for removing the heat exchanger, noting its weight.

PARTS LIST (non-RoHS compliant)

FAN PARTS PC-2GAKD

Lists fan parts for the PC-2GAKD model with part numbers and quantities.

FAN PARTS PC-2.5GAKD PC-3GAKD

Lists fan parts for PC-2.5GAKD and PC-3GAKD models.

FAN PARTS PC-4GAKD

Lists fan parts for the PC-4GAKD model.

FAN PARTS PC-5GAKD PC-6GAKD

Lists fan parts for PC-5GAKD and PC-6GAKD models.

STRUCTURAL PART PC-2GAKD

STRUCTURAL PART PC-2.5GAKD PC-3GAKD PC-4GAKD

STRUCTURAL PART PC-5GAKD PC-6GAKD

ELECTRICAL PARTS

RoHS PARTS LIST

FAN PARTS PC-2GAKD

Lists RoHS compliant fan parts for the PC-2GAKD model.

FAN PARTS PC-2.5GAKD PC-3GAKD

Lists RoHS compliant fan parts for PC-2.5GAKD and PC-3GAKD models.

FAN PARTS PC-4GAKD

Lists RoHS compliant fan parts for the PC-4GAKD model.

FAN PARTS PC-5GAKD PC-6GAKD

Lists RoHS compliant fan parts for PC-5GAKD and PC-6GAKD models.

OPTIONAL PARTS

REFRIGERANT PIPES

Lists optional refrigerant pipe kits for different models and lengths.

MULTIPLE REMOTE CONTROLLER ADAPTER

Details the adapter for remote indication and operation check.

REMOTE ON/OFF ADAPTER

Lists the optional adapter for remote on/off control.

REMOTE SENSOR

Specifies the optional remote sensor part number.

REMOTE OPERATION ADAPTER

Lists the optional adapter for remote operation.

DRAIN PUMP

HIGH PERFORMANCE FILTER

WIRELESS KIT (ADAPTER + WIRELESS REMOTE CONTROLLER)