Table of Contents
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EN
Operating instructions
TopGas
classic (12,18,24)
®
Hoval United Kingdom
Hoval LTD
Northgate
Newark
Nottinghamshire NG24 1JN
Phone: +44 1636 67 27 11
Fax: +44 1636 67 35 32
Hoval Export
Hovalwerk AG
Austrasse 70
9490 Vaduz
Principality of Liechtenstein
Phone: +423 399 24 00
Fax: +423 399 26 18
4 205 534 / 00 - 10/07
Subject to modifications
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Table of Contents
Related Manuals for Hoval TopGas classic 24
Summarization of Contents
For Optimum Use of the Heating System
Important Addresses and Telephone Numbers
List of contact details for installers and suppliers.
Key to Symbols Used
Explanation of symbols used in the manual for instructions, results, notes, and safety.
System Data Recording
Section for recording technical specifications and system parameters of the heating installation.
Calculation Basis
Section for noting calculation parameters like outdoor temperature and heat demand.
Safety Information
General Safety Warnings
Critical safety instructions for gas leaks, exhaust fumes, and general operation.
Ventilation and Air Supply
Ensuring adequate ventilation for safe combustion and preventing hazardous gas buildup.
Safety Precautions and Corrosion Prevention
Essential precautions for safe operation, including water level, cleaning, and preventing corrosion.
Intended Use
Specifies the approved fuels and operational requirements for the Hoval TopGas® boiler.
Customer Service
Hoval Customer Service and Support
Details on contacting Hoval customer service for support, troubleshooting, and service agreements.
Functional Principle of the Heating System
Gas Heating Boiler Function
Description of the boiler's function in burning gas and transferring heat to the water.
Water Heater Function
Explanation of the water heater's role in providing domestic hot water reserves.
Boiler Control System
How the boiler control manages operation for optimal temperature and fuel efficiency.
Heat Distribution Components
How radiators, heating pump, and mixer valve distribute heat and manage water flow.
System Pressure and Air Management
Role of manometer, vent, safety valve, and expansion vessel in system pressure and air control.
System Start-up
Pre-Start-up Checks
Essential checks and preparations required before initial system start-up.
Switching on the System
Step-by-step guide for turning on the heating system and setting operating modes.
Heating System Control
Boiler Control Panel N4.3 Operations
Explanation of the controls and displays on the basic boiler control panel (N4.3).
Operating Status Indicators
Meaning of the status codes displayed during operation of the basic control.
RS-OT Heating Control Features
Detailed breakdown of the buttons, display, and functions of the RS-OT heating controller.
TopTronic T/N Heating Control Features
Explanation of the controls, display, and operational modes of the TopTronic T/N controller.
Fault Finding
Troubleshooting Gas Boiler Start Issues
Steps to diagnose and fix problems when the gas boiler fails to start.
Troubleshooting Heating Issues
Steps to diagnose and fix problems when radiators are not getting warm.
Troubleshooting Hot Water Issues
Steps to diagnose and fix problems related to no warm water supply.
Checking the Water Level
Topping Off the Heating System
Procedure and instructions for refilling or topping up the heating system with water.
Energy Saving Tips
Optimizing Room Temperatures and Operating Times
Tips for adjusting room temperatures and operating schedules to reduce fuel consumption.
Preventing Heat Waste
Advice on preventing heat loss through draughts, ventilation, and sealing.
Improving Insulation and Heat Flow
Measures to improve insulation and ensure radiators can effectively release heat.
Hot Water Energy Saving
Strategies for reducing energy consumption when heating domestic hot water.
Hoval Service and Sales Program
Benefits of a Service Agreement
Advantages of having a Hoval service agreement for system optimization and longevity.
Hoval Product Ranges
Overview of Hoval's product offerings for new and renovated buildings.
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