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Warmhaus Minerwa 25 System IE User Manual

Warmhaus Minerwa 25 System IE
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MinerWa 25 System – IE
CONDENSING SYSTEM BOILER
INSTALLATION & SERVICE MANUAL

Table of Contents

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Warmhaus Minerwa 25 System IE Specifications

General IconGeneral
Power Output25 kW
Heat Exchanger MaterialStainless Steel
MountingWall-mounted
ErP Heating Efficiency ClassA
Max Operating Pressure3 bar
Flue Diameter60/100 mm
Ignition TypeElectronic
Fuel TypeNatural Gas

Summary

Code Of Practice

Standards of Work

Requirements for competent installation, adherence to instructions, and safety.

Customer Service

Guidelines for installer interaction with the customer regarding product operation and support.

The Benchmark Scheme

Introduction

Boiler Description

Overview of the MinerWa 25 System Boiler's features and efficiency.

Safety Instructions

Critical warnings and precautions for safe installation and operation.

Technical Specification

Product Identification

Regulations

Building Regulations Part L1A 2013

Requirements for new build dwellings regarding heating systems.

Building Regulations Part L1B 2010

Requirements for existing dwellings and system upgrades.

Pre-Installation

Packing Contents

List of items included in the boiler packaging for installation.

Appliance Overview

Diagram and identification of the boiler's main components.

Location of Boiler / Clearance

System Requirements

General System Requirements

General criteria for the heating system to ensure compatibility and safety.

Water Supply (Combi Boiler)

Gas Supply

Ventilation

Requirements for adequate ventilation for the boiler installation.

Primary System Cleaning

Importance of cleaning the heating system to prevent damage and warranty issues.

Electric Supply

PRV Discharge

Flue Terminal Position

Installation

Unpacking Appliance

Instructions for safely unpacking the boiler unit.

Appliance Position

Guidance on selecting the correct position and ensuring stability.

Wall Mounting Template

Instructions for using the template for accurate drilling and mounting.

Preparing the Wall - Drill Flue Hole

Steps for safely drilling the necessary hole for the flue.

Installing Mounting Bracket

Procedure for securely fixing the boiler's mounting bracket to the wall.

Hanging the Boiler

Steps for safely lifting and attaching the boiler to the mounting bracket.

Appliance Connections

Filling Appliance & Adding Inhibitor

Installation with Horizontal Flue Sets

Installing the Flue System

Installation with Vertical Flue Sets

Concentric Flue Kits for Condensing Boilers

Plume Displacement Kits

Recommendations of Plume Kit Installation

Condensate Connection

External Condensate Connections (Soil/Vent & Rainwater)

External Condensate Connections (Gully & Soakaway)

Wiring Diagram

External Control Connection / Low Voltage Installation

External Control Connection / SPlan Wiring Diagram

External Control Connection / YPlan Wiring Diagram

Commissioning

Set Transparent Parameters Menu (TSP)

Procedure for accessing and adjusting boiler parameters via the TSP menu.

Parameters

Service Mode

Parameter Information

Important warnings and details regarding parameter values and their effects.

Calibration

Auto Calibration

Step-by-step guide for automatic boiler calibration using a flue gas analyzer.

Manual Calibration

ESF (Easy Start up Function)

Information Menu Access

Deaeration Mode

Pre-Commissioning Checklist

Flue Integrity Check

Crucial checks to ensure the flue system is correctly installed and sealed.

Checking Inlet Gas Pressure

Procedure to verify the gas supply pressure is within operational limits.

Testing for Gas Leaks During Use

Method for checking gas joints for leaks while the appliance is operating.

Check Gas Rate

Procedure for verifying the correct gas rate for efficient and safe operation.

Circulation Pump Rotation

Setting Up External Controls

Gas Conversion from NG (G20) to LPG (G31)

Gas Conversion from LPG (G31) to NG (G20)

CO/CO2 Combustion Check

Servicing & Part Replacement

Component Replacement - First Stage

Initial steps for safely accessing and preparing for component replacement.

Component Replacement - Final Stage

Final steps after component replacement, including safety checks.

Draining the Boiler / CH Circuit

Procedure for safely draining the central heating circuit for maintenance.

Draining the Boiler / DHW Circuit (Combi)

Procedure for draining the domestic hot water circuit in combi boilers.

Flue Thermistor Replacement

Ignition Electrode Replacement

Nozzle Replacement

Flow & Return Thermistor Replacement

Interface PCB Replacement

Main PCB Replacement

3-Way Inner Kit Replacement

Pump Head Replacement

Outlet Manifold Replacement

Water Pressure Sensor Replacement

3 Bar Safety Valve Replacement

DHW Flow Sensor Replacement (Combi)

DHW Plate Heat Exchanger Replacement (Combi)

Fault Codes

Service & Interim Boiler Work Record

Warranty Registration Form

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