Table of Contents
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User instructions
Wall hung RSF gas fired condensing system boiler
Greenstar i System Compact
For central heating systems and indirect mains fed domestic hot water
ErP
These appliances are for use with :
Natural Gas or L.P.G.
(Cat. II 2H 3P type C13, C33 & C53)
Model
Natural Gas 27i System Compact
30i System Compact
L.P.G.
27i System Compact
30i System Compact
If you smell gas:
▶ Well away from the building: call the National Gas Emergency
Service on 0800 111 999.
▶ L.P.G. boilers: Call the supplier's number on the side of the gas
tank.
UK/IE
GC Number
ErP
41-406-58
ErP
41-406-60
ErP
41-406-59
ErP
41-406-61
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Table of Contents
Related Manuals for Worcester Greenstar 30i System Compact ErP
Summarization of Contents
User Instructions
Boiler Identification and Gas Types
Identifies boiler models for Natural Gas and L.P.G. with GC numbers.
Gas Leak Safety Procedure
Instructions to follow immediately if a gas leak is suspected.
Preface
About These Instructions
Information on the applicability and usage of the user instructions.
Symbols and Safety Instructions
Understanding Warning Symbols and Keywords
Explains warning triangle, symbols, and keywords like NOTICE, CAUTION, WARNING, DANGER.
Safety Precautions: Gas Leak Response
Detailed steps to take if a gas leak is detected.
General Information
Appliance Care and Safety Guidelines
Covers cleaning, combustible materials, and modifications to prevent damage or invalidation of warranty.
Servicing and Benchmark Standard
Details the importance of regular servicing and the Benchmark initiative for quality assurance.
Boiler Controls
Basic Boiler Controls Identification
Identifies and labels the basic controls on the boiler front panel.
Boiler Display Symbols
Interpreting Screen Display Icons
Explains the meaning of various symbols shown on the boiler's digital display.
Operating the Boiler
Setting Central Heating Temperature
Guide on adjusting the boiler's flow temperature for the heating system.
Summer Central Heating Operation
Instructions on how to turn off central heating during summer months.
Boiler Protection and Hot Water Settings
Boiler Frost Protection
Explains the automatic frost protection feature to prevent freezing.
Cylinder Hot Water Temperature Adjustment
Details how to set hot water temperature for systems with or without an integral diverter valve.
Domestic Hot Water Modes
Eco and Preheat Modes
Explains the energy-saving Eco mode and the quick-heat Preheat mode for hot water.
Operation/Fault Light Control
Information on deactivating the boiler's operation/fault diagnostic light.
System Pressure
Sealed Heating System Pressure
Guidance on maintaining correct pressure in sealed heating systems.
External Filling Loop
Re-pressurising the Heating System
Step-by-step instructions for using the external filling loop to add water to the system.
Service Clearances
Required Boiler Clearances
Specifies the minimum clearances needed around the boiler for safe operation and servicing.
Combustible Materials Warning
Caution against storing flammable materials near the appliance.
Appliance Maintenance
Importance of Regular Servicing
Emphasises the need for periodic professional servicing for optimal performance and longevity.
Contacting Support for Faults
Provides information on how to contact Worcester Bosch for appliance issues.
Fault Finding Guide
Common System Problems and Solutions
A table listing common issues, their causes, and remedies for troubleshooting.
Boiler Alerts and Resets
Understanding Boiler Alert States
Explains what an alert state means and how to identify it.
Performing a Boiler Reset
Step-by-step guide on how to reset the boiler after a fault.
Extreme Cold Weather Issues
Thawing a Frozen Condensate Pipe
Instructions and warnings for safely thawing a frozen condensate pipe.
Breakdown Support and Warranty
Warranty Conditions and Call-out Charges
Details about warranty coverage, service call charges, and what is not covered.
Energy Saving Tips
Optimising Heating Efficiency
Advice on controlling heating systems for reduced gas consumption and better comfort.
Improving Home Insulation
Tips on insulation, window frames, draughts, and curtains to retain heat.
Environment and Disposal
Appliance Guarantee and Registration
Information on the boiler guarantee, terms, and registration process.
Glossary
Key Term Definitions
Definitions for technical terms related to central heating and boiler operation.
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