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Aisin YOSHI AWS E1J TWIN - User Manual

Aisin YOSHI AWS E1J TWIN
60 pages
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Leggere sempre le istruzioni prima dell'installazione
Always read the instructions before the installation
Al termine dell’installazione, far sempre eseguire il primo avviamento dal
Centro di Assistenza Tecnica Autorizzato AISIN di zona.
After the installation, always call the local AISIN Authorised Service Centre to perform the outdoor
and indoor units commissioning.
YOSHI
®
AWS E1J - TWIN
Yoshi Air Water System
MANUALE DI INSTALLAZIONE – INSTALLATION MANUAL
40 HP - 50 HP
Italiano
English
AWSMAN–E1JT–1307 IT EN
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Summary

CE Declaration of Conformity

Manufacturer and Product Identification

Details of the manufacturer, models, and product declaration of conformity.

YOSHI AWS Product Overview

Installation Safety Warnings

Explanation of safety symbols and critical warnings for installation personnel.

Installer Guidance

Important information for specialized personnel regarding installation procedures and risks.

AWS Unit Technical Specifications

Installation Requirements

Essential guidelines and rules to follow before and during the unit installation.

Pre-Installation Procedures

Included Installation Parts

List of components provided with the YOSHI AWS unit for installation.

Required External Parts

List of additional parts that must be procured for the AWS unit installation.

Water and Glycol Mixture

Mixture Performance Impact

Table detailing reduction factors for cooling capacity and pump flowrate based on mixture composition.

Installation Site Selection

Unit Dimensions and Connections

Hydraulic and Refrigerant Piping

Details on pipe diameters, types, and connection points for water and refrigerant circuits.

Installation Space and Clearances

Maintenance Clearance Diagrams

Visual guides showing required clearances for maintenance and inspection of the AWS unit.

Refrigerant Piping Installation

Refrigerant Piping Diagram and Safety

Diagram showing the layout of refrigerant piping and critical welding instructions.

Piping Specifications and Limits

Pipe Diameter Selection

Guide for selecting appropriate pipe diameters for AWS to GHP connections based on capacity.

Piping Length and Height Limits

Maximum permissible piping lengths and height differences for refrigerant lines.

Refrigerant Gas Charging

Calculating Extra Refrigerant Charge

Formula and method for calculating and charging the correct refrigerant gas quantity.

Circuitry and Operation Modes

Cooling Mode Operation

Explanation of the refrigerant and water flow during the unit's cooling operation.

Heating Mode Operation

Explanation of the refrigerant and water flow during the unit's heating operation.

Electrical Wiring Installation

Wiring to GHP Outdoor Unit

Instructions and safety warnings for connecting the AWS unit's electrical wiring to the GHP unit.

Detailed Wiring Diagrams

Terminal Block and Cable Connections

Diagram of terminal blocks and a key for understanding electrical connections and cable types.

AWS Unit Accessories

Controller Plus System Components

Description of the Control Panel and Buffer Tank for remote system management.

External Temperature Probe

Explanation of the external probe's role in adjusting water flow temperature based on ambient conditions.

Control Panel Interface

Control Panel Safety Warnings

Important safety warnings related to settings, disconnections, and power supply for the control panel.

Integrated Safety Devices

Details on safety features like pressure, flow, and antifreeze protection mechanisms.

Set Point Adjustment

Capacity Modulation by Set Point

How return water temperature affects capacity modulation and set points.

Adjusting Set Point Offset

Procedure for fine-tuning the set point temperature offset for return water.

Installation Layout Options

Central Storage Tank Layout

Layout diagram for fan-coil systems using a central storage tank.

Hydraulic Separator Layout

Layout diagram featuring a hydraulic separator for system balancing.

Single Pump Layout

Layout diagram for Air Handling Unit (AHU) systems employing a single pump.

HVAC Installation Schematics

AWS E1 J TWIN Installation Diagram

Schematic showing the complete HVAC installation for the AWS E1J TWIN unit.

HVAC Load Distribution

E1 J TWIN Proportional Consumption

Diagram illustrating proportional distribution of consumption for E1J TWIN systems.

Variable Flow Rate HVAC (AHU)

AHU Installation without Hydraulic Separator

Diagram for variable flow rate AHU installation without a hydraulic separator.

Variable Flow Rate HVAC (Fan Coil)

Fan Coil Installation with Hydraulic Separator

Diagram for variable flow rate fan coil installation with a hydraulic separator.

Troubleshooting and Error Resolution

AWS Control Panel Alarm Guide

Reference table for alarm codes, causes, and solutions displayed on the AWS control panel.

Aisin YOSHI AWS E1J TWIN Specifications

General IconGeneral
BrandAisin
ModelYOSHI AWS E1J TWIN
CategoryFan
LanguageEnglish

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