Hamworthy Wessex ModuMax mk3 WM196/588V User Manual

Wessex ModuMax mk3 Boilers
Condensing
Fully Modulating, Pre-Mix, Gas Fired,
Modular Boilers for Heating and
Domestic Hot Water Installations
Installation, Commissioning and Servicing
Instructions
Models– 97, 116,
147, 196 & 254
NATURAL GAS I2H
LPG Propane I3P
IMPORTANT NOTE
THESE INSTRUCTIONS MUST BE READ
AND UNDERSTOOD BEFORE INSTALLING,
COMMISSIONING, OPERATING OR
SERVICING EQUIPMENT

Hamworthy Wessex ModuMax mk3 WM196/588V Specifications

General

Fuel Type	Natural Gas
NOx Class	5
Operating Pressure (bar)	6
Max. Gross Heat Input (kW)	196
Output (kW)	196 to 588
Efficiency (%)	94-107
Boiler Type	Modular condensing boiler

Summary

Size and Space Requirements

Site Location and Preparation

Site Location Criteria

Gas Supply Requirements

Flueing Guidelines

Water Supply Recommendations

Condensate Connections

Electrical Supply Requirements

Boiler Assembly Procedures

Pre-Commissioning Checks

Gas Supply and Ventilation Checks

Verification of gas supply, ventilation, and pipework integrity.

Pipework, Valves and Pump Checks

Checks on system integrity, water filling, and pump operation.

Checks Prior to Lighting

Boiler Gas System Leak Check

Procedure for testing the gas system for leaks before ignition.

Initial Boiler Lighting

Boiler Firing Procedure

Step-by-step guide for the initial ignition and startup sequence.

Combustion Checks

Fault Finding Guide

Safety Temperature Limiter

Ignition Controller Faults

Boiler Servicing

Regular Servicing Recommendations

Annual Service Procedure

Detailed steps for performing an annual service on each module.

Replacement of Failed Components

Igniter and Flame Probe Replacement

Gas Valve Replacement

Appendix B: Electrical Connections

Electrical Supply Guidelines

Appendix C: Flue Data

Appendix D: Ventilation

Appendix E: Water Data

Minimum System Water Pressure

Boiler Parameter Settings: Single Boiler

Constant Temperature Control Settings

Settings for constant temperature control with time clock.

Weather Compensation Settings

Settings for weather-compensated operation via time clock.

Boiler Parameter Settings: Multiple Boilers

Master/Slave Configuration

Setting up master/slave configuration for boiler sequencing.

BMS Control Configuration