Electra WMN9 - User Manual

Installation and maintenance manual
Notice d’installation et de maintenance
Installations und Wartungshandbuch
Manuale di installazione e di manutanzione
Manual de instalacion y de mantenimiento
IOM TRIO 01-EL-1ALL
Part number / Code / Code / Codice / Código : 3990216
Supersedes / Annule et remplace / annulliert und ersezt /
Annulla e sostituisce / anula y sustituye : None / Néant / Nichht / Nulla / Ninguno
WMT 090914 RC
HIGH TECH
MULTISPLITS
SIMULTANEOUS COOLING - HEATING
FROID – CHAUD SIMULTANE
GLEICHZEITIGER HEIZ UND KÜHLBETRIEB
FREDDO – CALDO SIMULTANEI
FRÍO – CALOR SIMULTÁNEO
7.5 0kW
7.06kW
WMN9 - WMN12
WMZ9 - WMZ12
PXD9 - PXD12
ECF9 - ECF11
WMF9 - WMF12
LS11

Summary

General Recommendations

Safety Advice and Warnings

Safety advice, warnings about power cutoff, and manufacturer liability.

Handling and Technical Specifications

Unit Operating Range Specifications

Electrical Specifications and Connections

Refrigerating Specifications

Authorized Refrigerant Configurations

Lists valid combinations of indoor units and circuits for refrigerant connections.

WMT 090914 RC Installation Procedures

Pipe Connections Overview

Connecting Outdoor and Indoor Units

Details on connecting pipes between indoor and outdoor units.

Indoor to Outdoor Unit Pipe Connections

R407 C Refrigerant Addition Example

Important Refrigerant Handling Notes

Important notes on refrigerant handling and compliance with regulations.

Vacuum Draining Procedure

Wiring Diagram and Legend

Wiring Diagram Legend (N721)

Legend for symbols used in the wiring diagram.

Wiring Diagram Legend (SE 3172;3173)

Electrical Connections

Outdoor Unit Electrical Connections

Steps for connecting mains power and indoor units to the outdoor unit.

Indoor Units Installation

Safety Precaution for Indoor Units

Safety reminder to disconnect power before working on indoor units.

Schematic Diagram (No Electrical Heating)

Schematic Diagram (With Electrical Heating)

Important Notes on Electrical Heating

Fuse Holder Connection Details

Pre-Integration Wiring Diagram

Post-Integration Wiring Diagram

Regulation System Operation

General Operating Principles

How the PCB, sensors, fan, and compressor interact.

Safety Protection Mechanisms

Describes the two levels of high-pressure protection.

Automatic De-Icing Function

Pre-Installation Checks

Power Supply Verification

Refrigerant Connection Integrity

Final Installation Tasks

Maintenance and Servicing Procedures

Identifying Refrigerant Leaks

Symptoms and steps for identifying and fixing refrigerant leaks.

Condenser Cleaning and Maintenance

Electra WMN9 Specifications

General

Brand	Electra
Model	WMN9
Category	Air Conditioner
Language	English