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Electra Emd 50 User Manual

Electra Emd 50
72 pages
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EMD series
REFRIGERANT
R22
R407C
HEAT PUMP
COOLING ONLY
JULY 2005
Indoor Units Outdoor Units
EMD 27 OU6-27
EMD 35 OU8-33
EMD 40 OU10-38
EMD 45 OU10-44
EMD 50 OU10-50
EMD 60 OU12-60
Service Manual

Table of Contents

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Electra Emd 50 Specifications

General IconGeneral
BrandElectra
ModelEmd 50
CategoryAir Conditioner
LanguageEnglish

Summary

ELECTRA EMD Series Features

Modes of Operation, Functions, and Features

Details operational modes, functions, and features of the air conditioner.

Unit Features and Indicators

Covers features like air swing, room temp, filter indicator, buzzer, operation, memory, and lock.

Product Data Sheet

Rating Conditions

Outline Dimensions

Indoor Unit Dimensions

Provides dimensions for EMD 27, 35, 40, 45, 50, 60 indoor units.

Outdoor Unit Dimensions

Provides dimensions for OU6-27, OU8-33, OU10-38/45/50, OU12-60 outdoor units.

Wiring Diagrams

EMD 27 1PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 27 1PH models.

EMD 35 1PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 35 1PH models.

EMD 35 3PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 35 3PH models.

EMD 40 1PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 40 1PH models.

EMD 40, 45 3PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 40, 45 3PH models.

EMD 50 3PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 50 3PH models.

EMD 60 3PH Wiring Diagrams

Shows indoor and outdoor wiring diagrams for EMD 60 3PH models.

Refrigeration Diagrams

EMD 27/35 RC Heat Pump Diagrams

Refrigeration diagrams for EMD 27/35 RC heat pump models.

EMD 27/35 ST Cooling Only Diagrams

Refrigeration diagrams for EMD 27/35 ST cooling only models.

EMD 40-60 RC Heat Pump Diagrams

Refrigeration diagrams for EMD 40-60 RC heat pump models.

EMD 40-50 ST Cooling Only Diagrams

Refrigeration diagrams for EMD 40-50 ST cooling only models.

Refrigerant Charge and Tubing Lengths

Information on additional refrigerant charge and maximum tubing lengths.

Control System

Model Plug Settings

Instructions for setting the model plug for proper unit configuration.

Remote Control Dip Switch Setting

Details on configuring the appliance via remote control dip switches.

General Functions for All Models

Explains general operational functions like COMP, IFAN, OFAN, HE, and Protections.

Cooling Mode Control

Covers general operation, control functions, and sequence diagrams for cooling mode.

Heating Mode Control

Explains heating mode operations, rules, and sequence diagrams.

Automatic Cooling or Heating Mode

Details the auto mode operation, transitions, and sequence diagrams.

Dry Mode Operation

Describes the dry mode control function and sequence diagrams.

Protections

Covers cooling and heating mode protections like defrost and high pressure.

Self Test for General Controller

Procedure and diagrams for performing self-tests on the controller.

System Diagnostics

Explains how to activate and interpret system diagnostic codes for fault finding.

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