Hamworthy Purewell Variheat mk2 95c User Manual

Purewell Variheat mk2 c Boilers
Cast Iron, Pre-mix, Condensing, Modular Boilers with
Automatic Ignition for Heating and Domestic Hot Water
Installations
Installation, Commissioning
and Servicing Instructions
MODELS - 70c, 95c, 110c, 140c & 180c
NATURAL GAS I
2H
IMPORTANT NOTE
THESE INSTRUCTIONS MUST BE READ
AND UNDERSTOOD BEFORE INSTALLING,
COMMISSIONING, OPERATING OR
SERVICING EQUIPMENT

Hamworthy Purewell Variheat mk2 95c Specifications

General

Brand	Hamworthy
Model	Purewell Variheat mk2 95c
Category	Boiler
Language	English

Summary

Site Location and Preparation

Gas Supply Requirements

Electrical Supply Requirements

Boiler Assembly

Pre-Commissioning Checks

Checks Prior to Lighting

Boiler Gas System Leak Check

Procedure for checking the boiler's gas system for leaks.

Initial Lighting Procedure

Step-by-step guide for safely igniting the boiler for the first time.

Combustion Performance Checks

Measuring and adjusting CO2 levels for optimal combustion.

Boiler Controls and Operation

Fault Finding

Safety Temperature Limiter Fault

Troubleshooting issues related to the safety temperature limiter tripping.

Servicing

Component Replacement

Main Gas Valve Replacement

Recommended procedure for replacing the main gas valve assembly.

Appendices

Appendix B: Electrical Connections