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IDEAL INDEPENDENT COMBI 24 User Manual

IDEAL INDEPENDENT COMBI 24
72 pages
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INSTALLATION AND
SERVICING
INDEPENDENT COMBI
24 30 35
February 2018
UIN 215344 A06
When replacing any part on this appliance, use only spare parts that you can be assured conform to the safety and performance
specification that we require. Do not use reconditioned or copy parts that have not been clearly authorised by Ideal.
For the very latest copy of literature for specification and maintenance practices visit our website www.idealboilers.com
where you can download the relevant information in PDF format.

Table of Contents

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IDEAL INDEPENDENT COMBI 24 Specifications

General IconGeneral
TypeCombi
Output24 kW
Fuel TypeNatural Gas
Efficiency90%
Dimensions (HxWxD)700 x 395 x 278 mm
Weight28.8 kg
Hot Water Flow Rate9.8 l/min
MountingWall Mounted
ERP Heating EfficiencyA
ERP Water Heating EfficiencyA
CH Output (kW)24 kW
Max Working Pressure3 bar
Flow Rate9.8 l/min

Summary

Installation and Servicing Guide

Benchmark Commissioning Requirements

Benchmark Commissioning Checklist

Outlines the essential checks and details required for boiler commissioning.

Boiler Overview and Operation

Introduction, Operation, and Safe Handling

Describes boiler features, operation, and safety precautions for handling.

Safety, Regulations, and Installation Location

Safety, Regulations, and Installation Location

Details safety regulations, substance handling, and suitable installation locations.

Gas Supply and Flue Installation

Gas Supply Requirements and Flue Installation

Outlines requirements for gas supply and flue installation according to standards.

Boiler Dimensions and Clearances

Dimensions, Services, and Clearances

Provides detailed dimensions and minimum clearances for installation and servicing.

Boiler Assembly and Components

Exploded View of Boiler Assembly

Illustrates the boiler's internal components with a numbered parts list.

Wall Mounting Procedures

Template, Wall Prep, Mounting Plate, and Boiler Mounting

Covers template use, wall preparation, mounting plate fitting, and boiler mounting procedures.

Flue Length and Pack Selection

Determining Required Flue Length and Packs

Explains how to calculate and select the correct flue length and packs.

Flue Cutting and Setting

Cutting and Setting Flue Lengths

Details procedures for cutting and setting telescopic and horizontal flue lengths.

Flue and Turret Installation

Installing Flue Through Wall and Fitting Turret

Guides on fitting the flue through the wall and installing the flue turret.

Flue Terminal Positioning

Minimum Flue Terminal Clearances

Details minimum dimensions for flue terminal placement relative to openings and structures.

Condensate Drain Installation

Condensate Drain Requirements and Connections

Outlines general requirements for condensate pipework and various connection methods.

Boiler Connections and Filling

Connecting Services and Filling System

Details connecting water/gas services and filling the system.

Electrical Connections and Installer Wiring

Electrical Safety and Installer Wiring

Covers electrical safety, supply requirements, and access to installer wiring terminals.

Boiler Wiring Diagram

Internal Boiler Wiring Schematic

Provides a detailed schematic of the boiler's internal electrical connections.

Commissioning and Testing

Electrical, Gas, and Combustion Checks

Outlines safety checks for electrical/gas installs and operational/combustion tests during commissioning.

Boiler Initial Lighting and Display

Initial Lighting and Display Interpretation

Step-by-step guide for initial lighting and understanding the boiler's display.

Boiler Restart and Installer Mode

Restart Procedure and Installer Mode Access

Instructions for restarting the boiler and accessing installer diagnostic functions.

Handover to Householder

Explaining Operation, Controls, and Servicing

Guides on explaining boiler operation, controls, user responsibilities, and servicing importance.

Servicing Schedule and Procedures

Boiler Panel and Fan Assembly Servicing

Burner and Condensate Trap Servicing

Heat Exchanger and Boiler Reassembly

Component Replacement Procedures

Burner and Injector Replacement

Thermistor and Ignition Electrode Replacement

Flame Detection, Spark Generator, Gas Valve Replacement

Diverter Valve and Condensate Trap Replacement

PCB and DHW Flow Turbine Sensor Replacement

Pressure Gauge and Safety Valve Replacement

Pump Air Vent and Diverter Valve Body Replacement

Heat Exchanger, Pump Head, Pressure Switch Replacement

DHW Filter and Flow Thermistor Servicing

Heat Engine Replacement

Expansion Vessel Servicing

Fault Finding Guide

Specific Fault Code Troubleshooting

Common Fault Diagnosis

Component Fault Diagnosis

Sensor and Operation Faults

Heating/Hot Water and Display Faults

Gas Boiler System Commissioning Checklist

Combustion Analysis Procedures

Combustion Analysis Flowchart

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