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Meridian 5.32 N3V User Manual

Meridian 5.32 N3V
49 pages
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1
5.24 and 5.32 N3V
CONDENSING GAS – FIRED
WALL MOUNTED
STAINLESS STEEL BOILER
Heating only or with external tank
and Solar System
INSTRUCTIONS FOR INSTALLATION
OPERATING AND MAINTENANCE
AUSTRALIAN VERSION
For Sales and Service contact;
AGENT
Automatic Heating Pty Ltd
51 Assembly Drive, PO Box 356
Tullamarine Vic 3043 Australia
Telephone: +61 3 9330 3300 Facsimile +61 3 8318 7319
Email: sales@automaticheating.com.au | www.automaticheating.com.au

Table of Contents

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Meridian 5.32 N3V Specifications

General IconGeneral
BrandMeridian
Model5.32 N3V
CategoryBoiler
LanguageEnglish

Summary

3 SERVICING INSTRUCTIONS

3.1 First start-up tests

Procedures for initial boiler start-up and checks.

3.2 Settings (stand-alone settings)

Configuring boiler parameters without a remote control.

3.2.1 Fan rotation speed

Checking and adjusting boiler fan speed settings for optimal performance.

3.3 Gas pressure regulation

Procedures for regulating natural and propane gas pressure for safe operation.

3.3.1 Measurement and adjustment of percentage of CO2.

Measuring and adjusting CO2 levels for efficient combustion.

3.5 Boiler diagnostic

Understanding boiler display codes for identifying malfunctions or lockouts.

3.6 Maintenance function

Activating a special mode for checking combustion parameters and system checks.

3.7 Adjustment of nominal heating power

Modifying the boiler's maximum heating output percentage.

3.9 Selection of flow temperature in heating mode

Choosing between two flow temperature ranges for heating phase.

3.10 Pump anti-seize function

How the boiler prevents the pump from blocking during inactivity.

3.11 Heating anti-freeze function

Automatic activation of pump and burner to prevent freezing.

3.11 Maintenance of the burner and heat exchanger

Procedures for cleaning the boiler's burner and heat exchanger annually.

3.14 Problems, causes and solutions

Identifying and resolving common boiler problems, their causes, and solutions.

3.15 Warranty

Conditions and exclusions for the boiler's warranty coverage.

BOILER DIAGRAM AND LEGEND MERIDIAN 5.24 e 5.32 N3V

CHARACTERISTICS, DIMENSIONS AND TEMPLATES

1 USER INSTRUCTIONS

1.1 General warnings

Essential safety precautions and warnings for boiler operation.

1.2 First start-up

Step-by-step guide for the initial activation and operation of the boiler.

1.3 Signals and diagnostics

Understanding boiler display indicators and diagnostic codes.

1.5 Operating of the solar system

How to operate and integrate the solar system with the boiler.

1.5. CH pressure regulation

Maintaining correct water pressure in the central heating system.

1.6 Periodical check-ups

Recommended periodic inspections of boiler components for efficiency and safety.

1.7 Antifreeze feature

How the boiler's antifreeze function protects against freezing.

1.8 Definitive dismantling

Procedures and precautions for safely dismantling the boiler.

1.9 Problems, causes and solutions

Guidance on identifying and resolving common issues encountered during boiler use.

2 INSTALLER INSTRUCTIONS

2.1 Boiler installation

General rules and requirements for installing the boiler unit.

2.2 Installation

Guidance on positioning and physically installing the boiler using templates.

2.3 Hydraulic connections

Connecting the boiler's water circuits for heating and hot water systems.

2.4 Condensate drainage system

Proper setup for draining condensate from the boiler.

2.5 Gas connections

Requirements and procedures for safely connecting the gas supply.

2.6 Electrical connections control board functioning and regulation

Connecting the boiler's electrical system and control board for operation.

2.7 Thermoregulation devices and accessories

Connecting and configuring thermostats and external sensors for temperature control.

2.8 Automatic high/low temperature circuit

Setting up automatic temperature management for dual-zone heating systems.

2.9 Filling the CH circuit (for remote tank)

Procedure for filling the central heating circuit with water.

2.10 Filling heating circuit

Steps to fill and purge air from the heating circuit.

2.11 Filling the condensate drainage system

Adding water to the condensate trap to ensure proper function.

2.12 System start-up

Final checks and procedures for starting the boiler system.

2.13 The pump

Information on the boiler's pump and how to unblock it.

2.14 Zone system

Connecting multiple heating zones with zone valves and thermostats.

2.15 Boiler safety valve

Information about the boiler's safety valve and its function.

2.16 Boiler draining

Instructions for draining water from the boiler.

2.17 Safety valve Hot Water Storage tank (where used)

Safety valve specifications for hot water storage tanks.

2.18 Boiler draining

Procedures for draining the boiler for maintenance or winterization.

2.19 Draught terminal positioning, wall outlet

Guidelines for correctly positioning flue terminals according to safety codes.

2.20 Configuration type B23 open chamber and forced draft

Details on installing the boiler with an open chamber and forced draft system.

2.21 Wall mounted coaxial air/flue ducts - type C13

Installation of wall-mounted coaxial air and flue ducts.

2.22 ROOF OUTLET AIR/FLUE DUCT TYPE C33

Installation of roof outlet air and flue ducts.

2.23 Separate air inlet/flue outlet system

Installing systems with separate air inlet and flue outlet pipes.

2.24 Chimney flue outet or tubing outlet duct type C53 – C83

Guidelines for chimney flue outlet and tubing duct systems.

2.25 Solar system functioning

How the solar system integrates with and functions alongside the boiler.

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