Worcester Greenstar Si Compact Series

UK/IE
USER INSTRUCTIONS
WALL HUNG RSF GAS FIRED CONDENSING COMBINATION BOILER
Greenstar Si Compact
6720643358-00.1Wo
FOR SEALED CENTRAL HEATING SYSTEMS AND MAINS FED DOMESTIC HOT WATER
6 720 807278 (2013/05)
These appliances are for use with:
Natural Gas or L.P.G.
(Cat. II 2H 3P type C13, C33 & C53)
Model GC Number
Natural Gas 25Si Compact 47-406-50
30Si Compact 47-406-52
L.P.G. 25Si Compact 47-406-51
30Si Compact 47-406-53

Worcester Greenstar Si Compact Series Specifications

General

Fuel Type	Natural Gas
Efficiency Rating	A
Dimensions (HxWxD)	690 x 390 x 280 mm
Mounting	Wall-mounted
Model	Greenstar 25Si Compact
Type	Combi
Warranty	5 years
Hot Water Flow Rate	10.2 L/min
Efficiency	Up to 94%

Summary

Symbols and Safety Precautions

Explanation of Symbols

Safety Precautions

Outlines critical safety rules for gas leaks, boiler operation, materials, and cleaning.

Controls

Boiler Display and Symbols

Explains boiler screen symbols and their meanings.

Boiler Operation Modes

Domestic Hot Water Settings

Boiler Alerts and Reset

Guides on identifying alerts, fault codes, and performing a boiler reset procedure.

System Pressure

Sealed Systems and Integral Link Location

Keyless Filling Link Operation

Keyed Filling Link Operation

External Filling Loop Procedure

Service Clearances

Maintaining your Boiler

Regular Servicing and Cleaning

Fault Finding

Troubleshooting Common Problems

Provides a table listing common boiler problems, their causes, and recommended remedies.

Extreme Cold Weather Issues

Addresses problems related to freezing condensate pipes and safe thawing procedures.

Fault or Breakdown

Breakdown Support and Guarantees

Explains support services for breakdowns, warranty conditions, and contact information for assistance.

Tips on energy saving