Wolf CGB-100 User Manual

WOLF GMBH / POSTFACH 1380 / D-84048 MAINBURG / TEL. +49.0.87 51 74- 0 / FAX +49.0.87 51 74- 16 00 / www.WOLF.eu
Doc. no.: 3062555_201804 Subjecttomodications
GB
Installationandoperatinginstructions
Wall mounted gas condensing boiler
CGB wall mounted gas condensing boiler
CGB-75
CGB-100

Wolf CGB-100 Specifications

General

Brand	Wolf
Model	CGB-100
Category	Boiler
Language	English

Summary

1. Documentation Information

Other Applicable Documents

Lists other relevant documents for the boiler and accessories.

Safekeeping of Documents

Instructions on keeping manuals and documents safe and accessible.

Instructing the System User

Guidelines for informing the system user about operation and maintenance.

Applicability of Instructions

Specifies which boiler models these instructions apply to.

Acceptance

Notification requirements after commissioning.

Recycling and Disposal

Guidelines for environmentally responsible disposal of the boiler and parts.

2. Safety Information

Gas Leak Safety

Actions to take if gas is detected.

Electrical Component Safety

Warnings about electrical hazards.

Flue Gas Leak Safety

Actions to take if flue gas is detected.

Scalding Risk

Warning about hot water and precautions.

Burn Risk

Warning about hot components and precautions.

Warning Symbols

Explains warning symbols used in the manual.

Pressurised Water Risks

Warning about high water pressure and precautions.

System Working Safety

Safety procedures for working on the system.

Inspection and Service Recommendations

Recommendations for regular inspection and maintenance.

3. Standards and Regulations

Local Regulations Compliance

Lists local regulations for installation and operation.

General Regulations and Guidelines

Lists general regulations and guidelines for installation.

Installation Requirements and Standards

Lists specific UK and other regulations and British Standards for installation.

Gas Condensing Boiler Standards

Lists standards and directives applicable to the CGB boiler.

4. Control / Function / Operation

ON/OFF Switch Operation

Describes the function of the ON/OFF switch.

System Reset Procedure

Explains how to reset the system.

Status Indicator Lights

Explains the meaning of different illuminated ring indicators.

DHW Temperature Selection

How to select domestic hot water temperature.

Heating Water Temperature Selection

How to select heating water temperature.

Winter Mode Operation

Describes operation in winter mode.

Summer Mode Operation

Describes operation in summer mode.

Emissions Test Mode

Explains how to activate and use emissions test mode.

Pump Protection

Explains pump protection in summer mode.

5. Delivered Condition / Standard Delivery

Standard Boiler Delivery Contents

Lists items included in the standard delivery.

Required Installation Accessories

Lists required accessories for installation.

Boiler Connection Points

Diagram of boiler connections.

Heating Circuit Pump Assembly

Diagram of heating circuit pump assembly.

6. Layout

7. Siting Instructions

General Siting Guidelines

General siting requirements and clearances.

8. Installation

Casing Cover Removal and Refitting

Instructions for removing and refitting the casing cover.

Mounting Bracket Installation

Steps for mounting the boiler using the suspension bracket.

9. Dimensions/Installation Dimensions

10. Installation

Heating Circuit Connection Set

Recommends and describes the heating circuit connection set.

Safety Equipment Requirements

Details on expansion vessel and safety valve requirements.

Operation Without Low Loss Header

Specific requirements for systems without a low loss header.

System Pressure and Temperature Limits

System pressure and temperature limits.

Heating Water General Requirements

General requirements for heating water quality and treatment.

Condensate Drain Connection

Instructions for connecting the condensate drain trap.

Condensate Pump Connection

How to connect and configure a condensate pump.

Gas Connection Safety and Procedure

Instructions and safety precautions for gas connection.

11. Installation of the Air/Flue Gas Routing

Air/Flue Gas Routing Installation

General instructions and notes for installing air/flue gas routing.

12. Electrical Connection

General Electrical Safety

General safety and installation requirements for electrical connection.

Terminal Box and Wiring

Details about the terminal box and its wiring.

Mains Connection Procedure

Instructions for mains power connection.

Electrical Connection Installation Steps

Steps for connecting the electrical system.

Fuse Replacement Procedure

Instructions for changing the fuse safely.

Cylinder Sensor Connection

How to connect the cylinder sensor.

External Heating Circuit Pump Connection

How to connect an external heating circuit pump.

Output A1 Connection

How to connect output A1.

Output A1 Function Allocation

Lists functions assignable to output A1.

Low Voltage Device Connection

General advice for low voltage connections and interference.

Input E1 Connection

How to connect input E1.

Input E1 Function Allocation

Lists functions assignable to input E1.

Digital Control Accessory Connection

How to connect digital Wolf control accessories.

Outside Sensor Connection

How to connect the outside temperature sensor.

13. Filling the System

System Filling Procedure

Step-by-step guide to filling and venting the heating system.

14. Conversion to Natural Gas E/LL (G20/G25) (if necessary)

15. Conversion to LPG P (G31) (if necessary)

16. Conversion to Other Gas Types (if required)

Type Plate Update

Instructions for updating the appliance type plate after conversion.

17. Checking the Gas Supply Pressure

Gas Supply Pressure Check

Procedure for checking gas supply pressure.

18. Commissioning / Setting the BUS Address

Commissioning Checklist

Checklist for commissioning the boiler.

Energy Saving Advice

Advice on energy saving options for the customer.

BUS Address Setting

Procedure for setting the BUS address for cascade modules.

19. Displaying / Modifying Control Parameters

Control Parameter Notes

Important notes regarding modifications and frost protection.

20. Adjusting the Modulating Pump (Accessory)

Heating Mode Pump Operation

How the pump modulates in heating mode.

DHW Mode Pump Operation

How the pump operates in DHW mode.

Standby Mode Pump Operation

How the pump operates in standby mode.

Setting Pump Speed Limits

Limits for heating mode speed settings.

21. Limiting the Maximum Output

Output Setting Adjustment

How to adjust output settings using parameters.

22. Testing the Combustion Parameters

Intake Air Testing

Procedure for testing intake air parameters.

Flue Gas Parameter Testing

Procedure for testing flue gas parameters.

23. CO2 Adjustments

Gas-Air Mixture Setting

General note on setting the gas/air mixture.

CO2 Setting for Upper Load

Procedure for adjusting CO2 for upper load.

CO2 Setting for Lower Load

Procedure for adjusting CO2 for lower load (soft start).

Checking CO2 Settings

How to check CO2 values with the appliance closed.

Completing CO2 Adjustments

Final steps to complete CO2 adjustments.

24. Commissioning Report

25. Maintenance and Design Data

Heating Circuit Pump Residual Head

Diagram showing residual head of the pump.

Boiler Hydraulic Pressure Drop

Diagram showing hydraulic pressure drop.

Sensor Resistance Data

Graph and table showing sensor resistance vs temperature.

Heat Exchanger Spread Function

Explanation of heat exchanger protective function.

Maximum Flow Rate Information

Information on maximum flow rate.

Connection Type Variants

Table of different flue/air connection types.

26. Technical Information for Water Treatment

System Cleaning and Water Treatment

Instructions for system cleaning and water treatment.

Permissible Water Treatment Methods

Lists permissible water treatment methods.

Heating Water Quality Requirements

Table detailing water quality requirements based on system volume.

27. System Log

System Engineering Data

Fields for engineering data related to the system.

Fill and Top-up Water Log

Section for recording water fill and top-up data.

28. Technical Information

Air/Flue Gas Routing Diagrams

Diagrams illustrating various air/flue gas routing configurations.

Air/Flue Gas Routing Design Variants

Table detailing design variants for air/flue gas routing.

Minimum Duct Sizes for Flue Systems

Minimum duct sizes for different flue types.

Shaft Air/Flue Gas Routing

Information on air/flue gas routing in shafts.

Flue System General Safety Information

General safety and installation notes for flue systems.

Flue Gas Temperature Limiter Function

How the flue gas temperature limiter functions.

Connecting the Air/Flue Gas Routing System

Instructions for connecting the flue gas system.

Calculating Balanced Flue Length

Method for calculating balanced flue length.

Vertical Concentric Balanced Flue Examples

Diagrams showing vertical and concentric balanced flue configurations.

Horizontal Flue Examples

Diagrams for horizontal balanced flues and external wall flues.

Eccentric Balanced Flue Installation

Installation of eccentric balanced flues.

Supplementary Roof Installation Information

Additional information for flat and pitched roof installations.

TRGI Connection Requirements

Connection requirements according to TRGI regulations.

29. Wiring Diagram

30. Specification

31. Troubleshooting

Fault Code Troubleshooting Guide

Lists fault codes, causes, and remedies.

Fault Code Troubleshooting Guide (Continued)

Continues the list of fault codes, causes, and remedies.

Product Datasheet to (EU) Regulation No. 811/2013

33. Technical Parameters to EU Regulation No. 813/2013

EU Declaration of Conformity