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Mitsubishi Electric PK24EK User Manual

Mitsubishi Electric PK24EK
140 pages
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SERVICE
&
PARTS
MANUAL
1
Series PL] Ceiling Cassettes
~0d-l~
PL18FK2/PU18EK, PU1 8EK-I
PL24FK2/PU24EK, PU24EK-I
PL30FK2/PU30EK, PU30EK-I
PL36FK2/PU36EK,PU36EK-i
PL42FK21PU42EK2, PU42EK2-I
-1
Ceiling Cassettes
PLL12FK/PUL12EKJPUL1 2EK-I
PLLl8FK/PUL18EK, PULl 8EK-I
PLL24FK/PUL24EK, PUL24EK-I
Ceiling Suspended
I
Series PC
L
1
Ceiling Suspended
WKI
Wall
Mounted
PKI 8EK/PU18EK,PUI 8EK-I
PK24EK/PU24EK,PU24EK-l
PK30EK/PU30EK, PU30EK-I
Wall
Mounted
PKLI 2EK/PUL12EK, PULl 2EK-I
PKLI 8EK/PUL18EK, PULl 8EK-I
PKL24EK/PUL24EK, PUL24EK-I
@
The
Slim Line.
fof
PU18EK
I
and
PUL18EK-I
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Mitsubishi Electric PK24EK Specifications

General IconGeneral
BrandMitsubishi Electric
ModelPK24EK
CategoryAir Conditioner
LanguageEnglish

Summary

CHANGE POINTS

Model Name Changes

Lists changes in model names for PLL, PCL, and PKL series.

FEATURES

Series PL Ceiling Cassettes Features

Details features like installation and air flow for Series PL Ceiling Cassettes.

Advanced Microprocessor Control

Explains the user-friendly microprocessor remote control features.

Innovative System Control

Details individual, group, and dual remote control system capabilities.

SPECIFICATIONS

Model Series Specifications

Provides detailed technical specifications for various series models.

Operating Range Parameters

Outlines the operational parameters and limits for the units.

PERFORMANCE DATA

Cooling Capacity Data

Presents cooling capacity data for different models under varying conditions.

Cooling Capacity Correction Factors

Details correction factors for cooling capacity based on piping length.

PERFORMANCE CURVES

PL Series Cooling Curves

Graphs showing cooling capacity and power consumption for PL series.

PC Series Cooling Curves

Graphs detailing cooling capacity and power consumption for PC series.

PK Series Cooling Curves

Graphs showing cooling capacity and power consumption for PK series.

STANDARD OPERATION DATA

Electrical and Refrigerant Circuit Data

Details electrical and refrigerant circuit specifications for units.

OPERATING RANGE

Power Supply and Operation Conditions

Specifies allowable voltage ranges and standard operating conditions.

OUTLINES AND DIMENSIONS

Indoor Unit Dimensions

Provides dimensional drawings and layout for indoor units.

Outdoor Unit Dimensions

Shows dimensions and installation details for outdoor units.

REFRIGERANT SYSTEM DIAGRAM

Refrigerant System Diagrams by Series

Shows the refrigerant system for specific indoor/outdoor unit series.

WIRING DIAGRAMS

Wiring Diagrams for Various Models

Provides wiring diagrams for different indoor and outdoor unit models.

OPERATION FLOW-CHARTS

Main and Cooling Operation Flows

Outlines the main and cooling operational logic of the system.

Dry Operation Flow

Details the operational logic for dry mode.

MICROPROCESSOR CONTROL SYSTEM

System Architecture Overview

Explains the overall microprocessor control system architecture and components.

COOLING OPERATION MODES

Thermostat, Frost Prevention, and Drain Pump

Covers thermostat, frost prevention, and drain pump functions during cooling.

DRY OPERATION MODES

Thermostat and Fan Control in Dry Mode

Explains thermostat and fan control during dry operation.

AUTO VANE CONTROL

Vane Operation and Adjustment

Details auto vane behavior during cooling and discharge direction selection.

REMOTE CONTROL FUNCTIONS

Remote Display and Basic Operations

Illustrates remote display and covers ON/OFF, mode, temperature, and timer functions.

Advanced Remote Control Functions

Explains self-diagnostics, test runs, and air discharge selections via remote.

TEST RUN AND EMERGENCY OPERATIONS

Test Run Procedure and Precautions

Details test run steps and necessary pre-checks.

Emergency Operation Procedure

Provides instructions for performing emergency operation when standard controls fail.

DIP SWITCH CONFIGURATIONS

Remote Controller DIP Switch Settings

Explains the functions of SW17 on the remote controller for various settings.

Indoor Controller DIP Switch Settings

Details the functions of SW1 on the indoor controller board for mode and vane control.

OUTDOOR MICROPROCESSOR CONTROL

Protection and Thermistor Control

Covers protection functions and control based on outdoor coil thermistor.

Fan and Crankcase Heater Control

Explains fan control, fixed fan output, and crankcase heater operation.

TROUBLESHOOTING GUIDE

Error Codes and Diagnoses (E0, P1-P8)

Lists error codes and their corresponding diagnoses and check points.

Outdoor Unit Malfunction Checks

Provides troubleshooting steps when the outdoor unit does not work.

Wiring Error Troubleshooting

Details troubleshooting for wrong wiring between units and controllers.

SYSTEM CONTROL VARIETY

Group and Individual Control Methods

Lists various system control functions like group, individual, and multiple remote controls.

Remote ON/OFF and Auto Restart

Covers remote ON/OFF control, individual controls, and auto restart function.

TIMER OPERATION

Program Timer Features and Setup

Explains program timer features, connection, and usage procedures.

Timer Adapter Requirements

Specifies the part number and requirement for the timer adapter.

AIR FLOW SYSTEM AND DUCTING

4-Way Air Flow System Adjustments

Details how to adjust discharge outlets for different air flow patterns.

Fresh Air Intake and Branch Duct Installation

Explains fresh air intake location, conditions, and branch duct installation.

DISASSEMBLY PROCEDURES

Indoor Unit Disassembly Steps

Provides step-by-step instructions for disassembling indoor units.

Outdoor Unit Disassembly Steps

Details the process for disassembling outdoor units.

OPTIONAL PARTS AND ACCESSORIES

Refrigerant Pipes and Timer Components

Lists optional parts including refrigerant pipes, timers, and adapters.

Drain Pump and Other Accessories

Lists optional parts like drain pumps, finish covers, and wind baffles.

PARTS LISTS

Panel Parts Identification

Lists panel components for PL/PLL series units with part numbers.

Functional and Electrical Parts Identification

Lists functional and electrical components for PL/PLL series units with part numbers.

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