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Alpha-InnoTec LWD 90A User Manual

Alpha-InnoTec LWD 90A
48 pages
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UK
Operating Manual
LWD 50A • LWD 70A • LWD 90A
LWD 50A/RX • LWD 70A/RX
Air/Water Heat Pumps
Dual / Outdoor Installation
83053500kUK – Translation into English of the original German operating manual

Table of Contents

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Alpha-InnoTec LWD 90A Specifications

General IconGeneral
BrandAlpha-InnoTec
ModelLWD 90A
CategoryHeat Pump
LanguageEnglish

Summary

Please read first

Symbols

Explains the meaning of various symbols used throughout the operating manual.

Safety and Compliance

Intended use

Specifies the authorised applications and operational limits for the unit.

General Safety Precautions

Covers essential safety rules, warnings, and precautions for safe operation.

EC conformity

States compliance with relevant European Union directives and standards.

Disclaimer

Outlines manufacturer liability limitations for improper use or modifications.

Customer Support and Disposal

Customer service

Contact information and resources for technical assistance and support.

Warranty/Guarantee

Information regarding warranty conditions and how to claim guarantees.

Disposal

Guidelines for the environmentally sound decommissioning and recycling of the unit.

Unit Operation Principles

Operating principle of heat pumps

Explains the fundamental working principle of heat pump technology.

Area of utilisation

Discusses the applicable conditions and regulations for unit utilisation.

Heat metering

References manuals related to heat metering and heat pump regulators.

Maintenance of the unit

Details routine checks and maintenance requirements for the heat pump system.

Unit Care and Troubleshooting

Icing of the protective grating

Procedure for handling ice formation on the protective grating during operation.

CLEANING AND FLUSHING OF UNIT COMPONENTS

Instructions for cleaning and flushing internal and external unit components.

Malfunctions

Guidance on diagnosing and resolving faults using the unit's diagnostic program.

Scope of Delivery and Accessories

Scope of delivery

Lists the main components and accessories included with the unit.

FUNCTIONALLY RELEVANT ACCESSORIES

Highlights essential accessories required for the functional operation of the heat pump.

Installation and Assembly

ADDITIONAL ACCESSORIES

Lists optional accessories available for enhancing installation and functionality.

MAIN COMPONENTS

Identifies and illustrates the primary components of the heat pump unit.

SOUND

INSTALLATION

PREPARING THE INSTALLATION, TOGETHER WITH THE WALL PENETRATION

Steps for preparing the wall opening for unit installation and cable routing.

INSTALLATION WITH WALL BRACKET

Guidance and requirements for mounting the unit using a wall bracket.

INSTALLATION ON FLOOR BRACKET

Instructions for installing the unit on a stable, level floor foundation.

CONDENSATE DRAIN

Details on routing and installing the condensate drain pipe to prevent freezing.

CONNECTION TO THE HEATING CIRCUIT

Electrical connections

Hydraulic Components and Water Heating

Pressure relief

Information on safety assemblies and expansion vessels for pressure management.

Buffer tank

Requirements for buffer tank integration in the heating circuit for optimal performance.

Domestic water heating

Details on integrating the heat pump for domestic hot water generation.

System Water Quality and Corrosion

Rinsing, Filling, and Bleeding

Procedure for filling, rinsing, and bleeding the heating and hot water systems.

Water Quality Standards (VDI 2035)

Guidelines for water quality and VDI 2035 compliance to prevent scaling and corrosion.

Consequences of Non-Compliance

Details potential damages resulting from non-compliance with water quality standards.

Commissioning and Dismantling

Commissioning

Steps for verifying installation and officially starting up the heat pump system.

Dismantling

Safety warnings and procedures for safely removing the unit from the system.

Service Withdrawal and Recycling

WITHDRAWAL FROM SERVICE

Procedures and recommendations for technicians withdrawing the unit from service.

RECOVERY/RECYCLING

Guidelines for safe recovery and recycling of refrigerants and unit components.

Technical Data and Scope of Delivery

Performance Data

Detailed performance specifications including heating and cooling capacities.

Limits of Application

Defines the operational temperature ranges for heating and heat source.

Sound Data

Provides sound pressure level and sound power level information for the unit.

General Unit Data

Includes unit dimensions, weight, connections, and refrigerant type/quantity.

LWD 50A Heating mode Performance Curves

Performance Curves

Graphs illustrating heating capacity, COP, and power consumption versus temperature.

Dimensional Drawings

Installation Protection Areas

Wall Bracket Installation Plan

WALL FEEDTHROUGH

Diagrams and specifications for installing the unit on a wall bracket with wall penetration.

Floor Bracket Installation Plan

HYDRAULIC CONNECTION PIPE

Illustrates the floor bracket installation with focus on hydraulic pipe routing.

Drilling Pattern for Wall Bracket

WALL FEEDTHROUGH

Provides precise drilling hole locations for wall bracket installation with wall penetration.

View of Foundation V3

WALL FEEDTHROUGH

Shows the foundation layout for wall-mounted installations with wall penetration.

View of Foundation V4

HYDRAULIC CONNECTION PIPE

Illustrates the foundation requirements for hydraulic connections in floor-mounted setups.

Minimum Clearances

Outside Connection of Condensate Pipe

Inside Connection of Condensate Pipe

Circuit Diagram 1/2

Circuit Diagram 2/2

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