Table of Contents
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Installation, Commisioning and Servicing instructions
Floor standing oil fired condensing combination boiler balanced flue
ErP
Greenstar Heatslave II External
12/18, 18/25 & 25/32
For fully pumped open vent or sealed central heating systems and domestic hot water cylinders.
These appliances are for use with Kerosene (Class C2) only.
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Table of Contents
Related Manuals for Worcester Greenstar Heatslave II 18/25
Summarization of Contents
Key to Symbols and Safety Instructions
Key to Symbols
Explains warning symbols and their meanings.
General Safety Instructions
Provides essential safety guidelines for installation and operation.
Installation Regulations
Complying with Building Regulations
Details compliance requirements with UK and Eire building regulations.
Appliance Information
General Information
Overview of the standard package and its components.
Technical Data
Lists detailed specifications and performance data for the boiler models.
Energy Efficiency
Presents product data related to energy efficiency and consumption.
Pre-Installation
Cleaning Primary Systems
Instructions for cleaning the heating system before boiler installation.
Mains, Water & Oil Supply Requirements
Covers requirements for electrical, water, and oil supply systems.
Water Systems and Pipework
Guidance on water systems and pipework requirements for the installation.
Condensate Pipework and Disposal
Instructions for installing condensate pipe and its disposal methods.
Boiler Locations and Clearances
Specifies safe locations and required clearances for boiler installation.
Flue Terminal Positions
Provides guidelines for flue terminal positioning to ensure safe discharge.
Flue Options
Details available flue options for the appliance.
Installation
Unpacking the Boiler
Steps for safely unpacking the boiler unit.
Boiler Installation
Instructions for physically installing the boiler unit.
Pipework Connections
Shows and describes all external pipework connections to the boiler.
Oil Burner and Pump
Guidance on installing and aligning the oil burner and pump.
Electrical
Safety precautions and requirements for electrical connections.
Weather Compensation
Explains how to set up and use the weather compensation feature.
Commissioning
Pre-Commissioning Checks-Appliance
Lists essential checks to perform before commissioning the boiler.
Filling the System
Step-by-step guide for filling the central heating system.
Starting the Appliance
Procedures for starting the boiler and achieving stable operation.
Water Treatment
Guidelines for flushing the system and adding inhibitors for water treatment.
Service and Spares
Inspection and Service
Outlines routine service procedures and checks for the boiler.
Short Parts Lists 12/18
Illustrated list of spare parts for the 12/18kW models.
Short Parts Lists 18/25
Illustrated list of spare parts for the 18/25kW models.
Short Parts Lists 25/32
Illustrated list of spare parts for the 25/32kW models.
Fault Finding and Diagnosis
Status Cause Codes
Explains boiler status codes that indicate normal operation modes.
Information Menu
Describes how to access and interpret the boiler's information menu.
Service Menus
Guides users on accessing and navigating the boiler's service menus.
Factory Reset and Fault Codes
Details how to perform a factory reset and understand fault codes.
DHW Function Chart
Illustrates the operation logic for domestic hot water demands.
CH Function Chart
Illustrates the operation logic for central heating demands.
Protection Functions
Explains the boiler's frost protection and anti-seize functions.
Burner Diagnostics Mode
Instructions for accessing burner diagnostics and reset procedures.
Riello Digital Control Boxes
Fault finding logic for Riello digital control boxes.
Oil Supply Vacuum Testing
Procedure for testing the oil supply vacuum to diagnose issues.
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