Baxi Nuvola 3+ BS40 User Manual

caldaie murali a gas ad alto rendimento con accumulo rapido
manuale per l’uso destinato all’utente ed all’installatore
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Nagyteljesítményű gyorsakkumulációs fali gázkazánok
Felhasználói és szerelői kézikönyv
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Závěsné plynové kotle s vysokou účinností a rychlou akumulací
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Nástenné plynové kotle s vysokou výkonnosťou a rýchlou akumuláciou
Návod na použitie určený pre používateľa a inštalatéra
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High performance gas-fired wall-mounted boilers with rapid storage boiler
Operating and installation instructions
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Baxi Nuvola 3+ BS40 Specifications

General

Output Power	40 kW
Efficiency	94%
Fuel Type	Natural Gas
Dimensions (H x W x D)	740 x 400 x 350 mm
Weight	38 kg
Boiler type	Wall-mounted
DHW Output (kW)	40 kW
Fuel	Natural Gas
Power output	40 kW
Max water temperature	80°C
Warranty	2 years
Type	Condensing
Mounting	Wall Mounted

Summary

Installation Warnings and Precautions

DHW Circuit Installation Precautions

Details regarding the Domestic Hot Water circuit, including water hardness and flushing requirements.

Heating Circuit Installation Preparation

Instructions for preparing the heating circuit, including cleaning new and existing systems.

Pre-Commissioning Instructions

Boiler Commissioning Procedure

CHW and DHW Temperature Adjustment

Troubleshooting Boiler Faults

Routine Maintenance Instructions

Installation Warnings for Fitters

DHW Circuit Installation Warnings

Precautions for the Domestic Hot Water circuit, including water hardness and flushing requirements.

Heating Circuit Installation Warnings

Boiler Wall Mounting Template

Mains Electrical Supply Connection

Room Thermostat Electrical Connection

Gas Conversion Procedure Details

Burner Injector Replacement Steps

Pressure Regulator Calibration Guide

Steps for calibrating the gas pressure regulator for different heat outputs during conversion.

Boiler Display Information and Access

Accessing Operation Information

Boiler Parameter Settings and Configuration

Boiler Adjustments and Safety Devices

Flue Thermostat Safety Function

Safety Thermostat Operational Details

Flame Ionization Detection Safety

Ignition and Flame Electrode Positioning

Checking Combustion Parameters

External Probe Connection Guide

Remote Control Unit Connection Procedure

Zone System Electrical Connection

Relay Board Connection for Zones

Connecting Heating Zones to System

Connecting heating requests in zones not controlled by the remote control device.

Annual Service and Maintenance Checks

Cleaning DHW and CH Filters

Functional Circuit Diagram

Electrical Wiring Diagram

Boiler Technical Data

Boiler Technical Parameters

Product Fiche Information