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Riello RS 70/E MZ User Manual

Riello RS 70/E MZ
56 pages
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Installation, use and maintenance instructions
Blown type gas burners
2916367 (0) - 11/2007
Code Model Type
RS 70/E MZ 828 T2
RS 70/E MZ 828 T2
RS 100/E MZ 829 T2
RS 100/E MZ 829 T2
RS 130/E MZ 830 T2
RS 130/E MZ 830 T2
3787630 - 3787632 RS 190/E 836 T2
3789200 - 3789210 RS 250/E MZ 866 T1
3789201 - 3789211 RS 250/E MZ 866 T1
3789230 - 3789240 RS 250/E MZ 866 T1
3789231 - 3789241 RS 250/E MZ 866 T1
GB
Progressive two-stage or modulating operation

Table of Contents

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Riello RS 70/E MZ Specifications

General IconGeneral
Power Output70 kW
Air RegulationMechanical
Voltage230 V
Frequency50 Hz
Power SupplySingle-phase
Fuel TypeNatural Gas
Firing Rate (kW)70
StagesTwo-stage
ControlElectronic

Summary

Blown type gas burners

Progressive two-stage or modulating operation

Details on progressive two-stage or modulating operation of gas burners.

1 Information and general warnings

2 Safety and prevention

2.2 Personnel training

Requirements for qualified personnel and user responsibilities for training.

3 Technical description of the burner

3.1 Burner designation

Explanation of the burner model naming convention and its components.

3.4 Technical data

Detailed technical specifications, including output, fuel, operation, and electrical data.

3.7 Firing rates

Diagrams illustrating burner firing rates based on combustion chamber dimensions.

3.8 Burner components

Identification and numbering of major burner components with a detailed diagram.

3.10 Control box for the air/fuel ratio

Description and technical data of the control box for optimizing air/fuel ratio.

3.11 Servomotors

Details on servomotors controlling air damper and gas butterfly valve, including technical data.

4 Installation

4.1 Notes on safety for the installation

Critical safety instructions and precautions before and during burner installation.

4.5 Securing the burner to the boiler

Instructions for boring the boiler plate and securing the burner, including blast tube length.

4.6 Pre-calibration of the combustion head (only for the model RS 130/E MZ)

Specific procedure for pre-calibrating the combustion head for the RS 130/E MZ model.

4.7 Combustion head adjustment

Guidance on adjusting the combustion head for optimal air and gas settings based on output.

4.8 Assembly of the gas train

Steps for assembling the gas train, connecting it to the burner, and safety checks.

4.9 Electrical wiring

Safety notes and procedures for carrying out electrical wiring in compliance with standards.

5 Start-up, calibration and operation of the burner

5.1 Notes on safety for the first start-up

Critical safety warnings for personnel performing the initial burner start-up.

5.4 Final calibration of the pressure switches

Detailed steps for calibrating air and gas pressure switches for correct operation.

5.5 Operator Panel with LCD display

Explanation of the operator panel's symbols, keys, and display functions.

5.7 Operation sequence of the burner

Detailed sequence of burner operation phases, signals, and servomotor positions.

6 Faults - Possible causes - Solutions

6.1 List of error codes

A table detailing error codes, their meanings, and recommended troubleshooting measures.

7 Maintenance

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