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Riello RS/M Series User Manual

Riello RS/M Series
52 pages
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20160778 (7) - 07/2022
Installation, use and maintenance instructions
Forced draught gas burners
Low-high-low or modulating operation
CODE MODEL
20166044 RS 70/M
20166045 RS 70/M
20166046 RS 70/M
20166047 RS 100/M
20166048 RS 100/M
20166049 RS 100/M
20166101 RS 130/M
20166102 RS 130/M
20166103 RS 130/M
GB

Table of Contents

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Riello RS/M Series Specifications

General IconGeneral
Model SeriesRS/M Series
Ignition TypeElectronic
Fuel TypeGas
Heat OutputVaries by model
DimensionsVaries by model
WeightVaries by model
EfficiencyVaries by model (typically >90% gross efficiency)
Remote ControlOptional

Summary

Information and general instructions

Information about the instruction manual

Manual's purpose, content, and handling.

Guarantee and responsibility

Manufacturer's guarantee, responsibilities, and voiding conditions.

Safety and prevention

Introduction

General safety principles and potential dangers.

Personnel training

Requirements for qualified personnel and user responsibilities.

Technical description of the burner

Burner models designation

Table of burner models, codes, voltage, and flame safeguard.

Technical data

Specifications for output, fuel, pressure, temperature, and noise.

Electrical data

Detailed electrical specs for different models and voltages.

Burner dimensions

Diagrams and table of physical burner dimensions.

Standard equipment

List of standard components included with the burner.

Firing rates

Graphs and tables showing burner output ranges and conditions.

Minimum furnace dimensions

Guidance on required furnace dimensions for optimal performance.

Burner description

Detailed breakdown and illustration of burner components.

RFGO-A13 control box

Info, data, and safety warnings for the RFGO-A13 control box.

Servomotor SQM41

Specs, warnings, and environmental conditions for the SQM41 servomotor.

Installation

Notes on safety for the installation

Essential safety precautions during burner installation.

Handling

Guidelines for safely handling and moving the burner.

Preliminary checks

Steps to verify burner condition and packaging upon receipt.

Preparing the boiler

Steps for boiler preparation, including drilling mounting plates.

Blast tube length

Guidance on selecting the correct blast tube length based on boiler requirements.

Combustion head calibration

Procedure for calibrating the combustion head for optimal performance.

Securing the burner to the boiler

Steps for securely mounting the burner onto the boiler.

Combustion head setting

Adjusting the combustion head for air and gas delivery based on maximum output.

Air adjustment

Specific steps for adjusting the air damper.

Gas adjustment

Specific steps for adjusting the gas butterfly valve.

Ignition pilot adjustment

Procedure for adjusting the pilot flame for correct ignition.

Electrical connections

Diagrams and instructions for making electrical connections.

Gas supply

Safety precautions and procedures for connecting the gas supply.

Gas piping

Steps for connecting the main gas train and pilot gas train.

Gas train

Requirements for the gas train components and safety checks.

Gas pressure

Calculating manifold pressure based on combustion chamber pressure.

Electrical wiring

Safety notes and procedures for electrical wiring.

Notes on terminals

Details on using the spring-loaded terminal system.

Supply cables and external connections passage

Guidelines for feeding cables through grommets.

Thermal relay calibration

Procedures for calibrating electro-mechanical and electronic thermal relays.

Motor connection at 208-230 or 460V

Wiring diagrams for connecting motors at different voltages.

Motor connection at 575V

Wiring diagrams for connecting motors at 575V.

Reversible direction

How to reverse motor rotation by swapping phases.

Burner operation

Description of burner starting, steady state, and failure modes.

Burner starting

Sequence of operations during burner startup.

Steady state operation

How the burner operates with external control signals.

Firing failure

What happens when the burner fails to ignite.

Burner flame goes out during operation

Response when the flame extinguishes during operation.

Start-up, calibration and operation of the burner

Notes on safety for the first start-up

Crucial safety measures for the initial burner startup.

Adjustments before first firing

Steps for adjusting gas pressure switches and purging gas line.

Servomotor

Overview of the servomotor's function and components.

Servomotor adjustment

Procedures for disengaging gears, adjusting cams, and positioning the servomotor.

Burner start-up

How to initiate burner startup and check fan blade rotation.

Final calibration of the pressure switches

Calibrating air, maximum gas, and minimum gas pressure switches.

Air pressure switch

Steps to adjust the air pressure switch.

Maximum gas pressure switch

Steps to adjust the maximum gas pressure switch.

Minimum gas pressure switch

Steps to adjust the minimum gas pressure switch.

Burner firing

What to expect during the initial burner firing sequence.

Burner calibration

Steps for calibrating the burner's output and deliveries.

Firing output

Adjusting the pilot flame.

Maximum burner output

Setting the maximum burner output.

Minimum burner output

Setting the minimum burner output.

Intermediate outputs

Adjusting gas and air delivery for intermediate outputs.

TRIM potentiometers functions calibration

Calibrating range adjustment potentiometers for modulation.

Range Adjustment range

Setting the analog signal range for high and low fire positions.

Final checks (with the burner working)

Final operational checks after calibration and adjustment.

Maintenance

Notes on safety for the maintenance

Safety precautions before performing maintenance tasks.

Maintenance programme

Recommended schedule and procedures for burner maintenance.

Maintenance frequency

Recommended frequency for gas combustion system checks.

Safety test - with gas ball valve closed

Procedure for a safety test with the gas valve closed.

Checking and cleaning

Procedures for checking and cleaning components like combustion head and servomotor.

LED indicator and special function

Description of LED lamps

Explains the meaning of different LED indicators on the control device.

Check mode function

How to enable and use the check mode for diagnostics.

Flame control lock-out or emergency stop condition

How the control device indicates lock-out or emergency stop conditions.

LED lamps: burner operating status

Table showing LED status during normal operation and check mode.

Problems - Causes - Remedies signalled by LED indicators

Unlocking the control device

Methods for resetting the control device after a lock-out.

Error / RFGO LED lock-out Codes

Table showing LED lock-out codes and their meanings.

Appendices

Appendix - Spare parts

List and diagrams of available spare parts for the burner.

Appendix - Accessories

Details on optional kits for combustion head lengthening and LPG operation.

Appendix - Burner start up report

A template for recording burner startup parameters and test results.

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