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COSMOGAS NOVADENS 24 User Manual

COSMOGAS NOVADENS 24
56 pages
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INSTRUCTION MANUAL FOR INSTALLATION
AND MAINTENANCE OF GAS BOILERS
PLEASE READ THE MANUAL CAREFULLY: IT CONTAINS IMPORTANT INFORMATION
REGARDING SAFETY, INSTALLATION, USE AND MAINTENANCE OF THE APPLIANCE
62403425 - R00 07-12-2007_GB-IE
MODELES:
NOVADENS 24 - 24B
NOVADENS 24C - 24P
NOVADENS 34 - 34B
NOVADENS 34C - 34P

Table of Contents

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COSMOGAS NOVADENS 24 Specifications

General IconGeneral
NOx Class5
Power Output24 kW
Max Operating Temperature80 °C
TypeCondensing
Gas TypeNatural Gas
EfficiencyUp to 98%
Fuel TypeGas

Summary

1 - GENERAL SAFETY WARNINGS

1.1 - National installation legislation

Installation must comply with relevant regulations and standards.

3 - MAIN COMPONENTS

4 - FUNCTIONS OF THE APPLIANCE

4.1 - Intended use and functions of the appliance

Describes the appliance's purpose and its different operational modes.

5 - INSTALLATION

5.2 - Dimensions and clearances for installation

Provides minimum clearance distances for boiler installation.

5.3 - Choosing the point of installation

Guidelines for selecting a suitable installation location and factors to consider.

5.7 - Gas supply

Guidelines for connecting the gas supply, including safety checks.

5.8 - Assembling the appliance

Step-by-step instructions for assembling the boiler on the wall.

5.10 - Condensation discharge

Instructions for connecting the condensation discharge pipe, including safety.

5.11 - Safety relief valve

Information on the safety relief valve and its discharge connection.

5.14 - Electrical connections: overview

General overview of electrical connections and safety requirements.

5.14.1 - Connecting the power supply cable

Step-by-step guide to connecting the main power supply cable.

5.14.3 - Connecting the room thermostat/time-programmable thermostat

Instructions for connecting the room thermostat cable.

5.14.5 - CR04 remote time control (optional)

Details on installing and using the CR04 remote time control.

5.14.6 - Installation of the CR04 remote time control on the boiler

Specific instructions for installing the CR04 control on the boiler.

5.15 - Connecting the boiler to the B70C type water heater (optional)

Electrical and hydraulic connection to a B70C storage tank.

5.17 - Venting systems

Overview of approved venting systems and regulations.

6 - OPERATING

6.2 - General warnings concerning gas supply

Safety warnings related to gas supply and smell detection.

6.5 - Start-up

Steps for initial boiler start-up and checks.

6.6 - Checking and adjusting the gas supply pressure

How to check and adjust gas supply pressure.

6.7 - Checking the comburant air pressure

Procedure to check and verify comburant air pressure.

6.8 - Checking and adjusting CO2 levels

Procedure for checking and adjusting CO2 levels for combustion analysis.

7 - USE

7.12 - “Installers' menu”

Information on accessing and using the installer menu for adjustments.

7.13 - Diagnostics

Overview of appliance status indications on the display.

7.13.1 - Diagnostics: “L” lock-outs

Troubleshooting guide for 'L' lock-out error codes.

7.13.2 - Diagnostics: “E” errors

Troubleshooting guide for 'E' error codes.

8 - MAINTENANCE

8.1 - General warnings

General safety precautions for maintenance operations.

8.19 - Functional wiring diagram

Diagram showing functional wiring of the appliance.

8.20 - Multiwire wiring diagram

Diagram illustrating the multiwire wiring connections.

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