Riello 20148874 User Manual

88 pages

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Installation, use and maintenance instructions

20152192 (5) - 11/2021

Premix gas burners

Modulating operation with pilot flame ignition

CODE MODEL

20148874 RX 700 S/PV 854T4

20148875 RX 850 S/PV 926T4

20148877 RX 1000 S/PV 891T4

Table of Contents3
Declarations5
Information and General Warnings7
Information about the Instruction Manual7
Introduction7
General Dangers7
Other Symbols7
Delivery of the System and the Instruction Manual8
Guarantee and Responsibility8
Safety and Prevention9
Introduction9
Personnel Training9
Technical Description of the Burner10
Models Available10
Burner Categories - Countries of Destination10
Technical Data10
Electrical Data11
Maximum Dimensions11
Burner Equipment11
Burner Description12
Firing Rates13
Test Boiler14
Output Supplied15
4.11 Adjustment Pilot16
Burner Controls (LME7120
4.12.1 Indication of the Diagnostic Mode25
Installation26
Notes on Safety for the Installation26
Handling26
Preliminary Checks26
Operating Position27
Preparing the Boiler27
Boring the Boiler Plate27
Head Length27
Securing the Burner to the Boiler28
Standard Head Version28
Fuel Supply29
Gas Train30
Electrical Wiring31
Supply Cables and External Connections Passage32
Opening Sequence of the Fuse-Holder33
Calibration and Operation34
Operator Panel with LCD AZL 2134
Operator Panel with LCD Display35
Visualisation and Programming Modes36
Operation36
Displaying the Operating Position37
Fault Messages, Display Errors and Information37
Info Level38
Displaying the Info Level38
Displaying the Info Values39
Identification Date39
Identification Number39
Burner Identification40
Number of Resettable Start-Ups40
Total Number of Start-Ups41
End of the Info Level41
Service Level42
Displaying the Service Values43
Parameters Level44
Entering the Password45
Backup46
Restore47
Parameter Modes of Operation49
Parameters Without Index, with Direct Display49
Parameters Without Index, Without Direct Display50
Parameters with Index, with or Without Direct Display52
Start-Up, Calibration and Operation of the Burner54
Notes on Safety for the First Start-Up54
Adjustments Prior to Ignition54
Fan Adjustment54
Pre-Setting of the Points P0 (Ignition), P1 (Minimum) and P2 (Maximum)55
Burner Start-Up56
First Burner Start-Up (Manual Operation)56
Checking the Modulating Operation (Automatic Operation)57
Combustion Head58
Burner Adjustment59
Indicative Calibration Values59
Switching off the Burner59
Load Controller Inputs59
Final Checks (with Burner Operating)60
Maintenance61
Notes on Safety for the Maintenance61
Maintenance Programme61
Maintenance Frequency61
Safety Test - with Gas Ball Valve Closed61
Checking and Cleaning61
Safety Components62
Opening and Closing the Burner62
Recommended Preventive Maintenance Programme63
Operation, Indications, Diagnostic64
Control Sequence in the Event of a Fault64
List of Error Codes with Operation Using AZL2165
Resetting of Burner Control66
Diagnostics of the Cause of the Fault66
Before Starting with a New Program Module or When the Program Module Is Replaced67
Manual Reset68
Error During the Reset Process69
Reset69
List of Parameters PME71.90170
Appendix - Accessories73
Appendix - Electrical Panel Layout74

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Riello 20148874 Specifications

General

MPN	20148874
Model	Riello 20148874
Category	Indoor Fireplace
Ignition Type	Electronic
Flame Effect	Yes
Thermostat	Yes
Remote Control	Yes
Safety Features	Overheat Protection

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