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Weishaupt thermo condens WTC 15-A User Manual

Weishaupt thermo condens WTC 15-A
94 pages
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Condensing boilers Weishaupt Thermo Condens WTC 15-A / WTC 25-A and WTC 32-A 83247602 – 1/2008
Installation and operating instructions
manual

Table of Contents

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Weishaupt thermo condens WTC 15-A Specifications

General IconGeneral
BrandWeishaupt
Modelthermo condens WTC 15-A
CategoryBoiler
LanguageEnglish

Summary

Critical Safety Instructions

General Safety and Installation Precautions

Covers dangers, installation requirements, personnel, and general safety measures.

Electrical Safety and Qualified Personnel

Details safety measures for electrical work, isolation, and qualified personnel.

Safe Maintenance and Fault Rectification

Highlights safety during maintenance, fault finding, and component replacement.

Prohibited Modifications and Approved Parts

Warns against unauthorized modifications and stresses the use of approved parts.

Gas Operation Guidelines and Regulations

Gas Leak Detection and Safety Procedures

Details immediate actions to take if a gas leak is detected.

Technical Description and Unit Overview

Expansion Vessel Sizing Guide

Electronic Compound Regulation System

Explains automatic regulation based on ionisation current and fan speed.

Version -C: DHW with Plate Heat Exchanger

Installation Prerequisites and Guidelines

Heating Water Quality Demands

Installation Procedures

Mandatory Installation Safety Measures

Emphasizes electrical isolation and Swiss-specific regulations.

Wall Mounting the Unit

Wall Bracket Installation Steps

Guides on fitting the wall bracket, considering gradient and space.

Unit Fitting and Alignment Procedure

Details attaching spacers, placing the unit, and horizontal alignment.

Mains Water Connection and Heating Systems

Filling and Venting the Heating System

Outlines steps for filling and venting the heating system, including pre-checks.

Electrical Connection and Wiring

Electrical Work: Qualified Personnel and Regulations

Stresses the need for qualified electricians and adherence to regulations.

Mains Switch and Unit Electrical Connection

Specifies requirements for the external mains switch and connection.

WCM External Connection Wiring Diagram

Connecting the 3-Way Change-over Valve

Calorifier Sensor Installation and Configuration

Gas Side Connection and Installation

Gas Installation: Safety and Regulatory Compliance

Emphasizes qualified personnel and local gas regulations.

Condensate Discharge Management

Flue Gas Connection Requirements

Approved Flue Gas Systems and Ducting

Explains approved flue gas lines and combustion air introduction.

Commissioning and Operation Procedures

Unit Operating Controls Explained

Identifies and describes the dial knob, enter, reset, and on/off controls.

Safety During Initial Commissioning

Stresses professional execution and checking of all controls and safety equipment.

Initial Commissioning Task Checklist

Provides a checklist for tasks and measurements during initial commissioning.

Unit Configuration Saving and Sequence

System Commissioning Steps

Fine Tuning O2 Value for Optimal Combustion

Flue Gas System Soundness Testing

Setting Variable Heat Ratings

Burner Ratings Measurement

Operating the Unit

End User Level: Adjusting Setpoints

Heating Engineer Level Access

Parameter Mode: Changing Unit Settings

Basic Configuration Parameters (P10-P23)

Heat Exchanger and Flow Control Parameters

System, Service, and Weather Parameters

Error Memory and Fault Codes

Accessing Error Codes and System States

Guides on viewing error messages and system states during errors.

PC Interface Service Functions

WCM Control Variations Overview

External Temperature Dependent Flow Control

DHW Functionality (Version -W)

Selectable Inputs and Outputs for Functions

Calorifier Regulation with One Sensor

MFA/VA Outputs for Calorifier Control Applications

Hydraulic De-couple Regulation Method

MFA/VA Outputs for De-couple Regulation

Safety and Monitoring Functions

Temperature Monitoring: Boiler Circuit Safety

Covers safety temperature limiters and monitors for the boiler circuit.

Temperature Monitoring: Flue Gas System Safety

Explains safety limiters and monitoring for flue gas temperature.

Heating System Frost Protection

DHW Frost Protection (Version -W)

Explains frost protection measures for DHW operation in version -W.

Fault Cause and Rectification Guide

Fault and Warning Message Reference

Lists fault/warning codes, causes, and possible rectifications.

Burner Related Faults and Warnings

Details specific faults and warnings related to the burner.

Sensor and Motor Faults and Warnings

Lists faults and warnings related to sensors and motors.

Electronic Regulation and Calibration Faults

Covers faults related to electronic compound regulation and calibration.

Maintenance and Servicing

General Service Safety Precautions

Highlights safety for qualified personnel, appliance cooling, and prior/after work checks.

WTC Unit Service Checklist

Provides a comprehensive checklist for WTC servicing tasks.

Burner and Heat Exchanger Cleaning

Chimney Sweep Function Operation

Technical Specifications

Electrical Data and Specifications

Internal Boiler Wiring Diagram

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