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Bosch Worchester GREENSTAR ZWB 7-27 HE combi User Manual

Bosch Worchester GREENSTAR ZWB 7-27 HE combi
48 pages
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Installation and Servicing Instructions
GREENSTAR HE combi
Wall mounted condensing boiler for central heating and mains
fed domestic hot water
6 720 610 577-00.10
ZWB 7-27 HE combi GC-Number: 47 311 55
6 720 610 576 GB (02.05) OSW

Table of Contents

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Bosch Worchester GREENSTAR ZWB 7-27 HE combi Specifications

General IconGeneral
Boiler TypeCombi
MountingWall-mounted
Fuel TypeNatural Gas
DHW Output (kW)27
ErP RatingA
Weight36 kg
NOx EmissionsClass 5
Central Heating Flow Temperature Range30 - 82°C
Max Flow Rate14

Summary

Details of the Appliance

Technical Data and Specifications

Comprehensive technical specifications, performance metrics, and operational parameters.

Installation Regulations

Gas Safety Installation Requirements

Specifies legal obligations for gas appliance installation by certified professionals.

Appliance Installation Procedures

Important Installation Remarks

Crucial notes regarding system compatibility, materials, and initial setup procedures.

Commissioning the Boiler

Initial Commissioning Procedures

Essential checks and initial startup procedures to ensure proper operation.

Gas Type Conversion

Appliance Maintenance Procedures

Pre-Service Check List

A comprehensive checklist of checks to perform prior to appliance servicing.

Servicing Operations for Key Components

Detailed procedures for servicing key components like the heat exchanger and burner.

Appendix and Troubleshooting

Fault Codes and Remedies

A comprehensive list of fault codes, their descriptions, and troubleshooting remedies.

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