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Immergas EOLO Star User Manual

Immergas EOLO Star
32 pages
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EOLO Star Export
Compact wall-hung instantaneous
with sealed-room boilers
EOLO Star Export

Other manuals for Immergas EOLO Star

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Immergas EOLO Star Specifications

General IconGeneral
IgnitionElectronic
Heat Exchanger MaterialStainless Steel
EfficiencyUp to 98%
Weight32 kg
Fuel TypeNatural gas / LPG
NOx ClassClass 5
Max Working Pressure3 bar
Electrical Supply230 V, 50 Hz
TypeCondensing

Summary

Component Identification

Main Boiler Parts Diagram

Illustrates and lists the primary internal components of the boiler.

Hydraulic Circuit Operation

Safety Devices and Controls

System Pressure, Circulation, and Air Management

Covers safety features like pressure switches, valves, by-pass, air vents, and expansion vessels.

Hot Water Hydraulic Circuit

Gas Circuit Operation

Gas Adjustments

Pressure and Gas Type Settings

Covers adjustments for gas pressure on the SIT 845 valve and changing gas type.

Flue Gas Circuit

Electrical Circuit Overview

230V AC Circuit and Safety Devices

Details the main power circuit and safety devices like fuses and thermostats.

Low-Voltage Circuit and Safety Controls

Explains low-voltage components, safety devices, and their operational roles.

Heating Phase Operation

Hot Water Phase Operation

Modulation Board Functions

Heating Power Modulation Control

Details how the board manages heating power based on temperature and potentiometer settings.

Hot Water and Antifreeze Control

Explains the board's management of hot water temperature and antifreeze protection.

Boiler Inputs and Signals

Boiler Outputs and Adjustments

Boiler Safety Device Functions

Safety Mechanisms Overview

Covers safety features related to circulation, ignition, overheating, and sensor faults.

Indicator Lights and Diagnostics

Operation Sequence Flow

Technical Data and Specifications

Combustion Parameters and Power Adjustments

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