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Ariston VLS Flat 50 User Manual

Ariston VLS Flat 50
18 pages
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Technical Manual
Storage Electric Water Heaters - VLS
Date of issue: 29
th
July 2011
Updating date: 10
th
November 2011 Version: v_2-1
Because of continuing product improvements, Ariston Thermo reserves the right to change specifications without prior notice.
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Ariston VLS Flat 50 Specifications

General IconGeneral
TypeElectric Storage Water Heater
Capacity50 liters
Power1500 W
Energy Efficiency ClassB
ShapeFlat
Voltage230 V
Frequency50 Hz
ThermostatAdjustable
Heater TypeImmersion Heater
MountingWall Mounted
Safety FeaturesOverheat protection

Summary

General Information

Main Features by Version

Details the primary features and characteristics of VLS and VLS PREMIUM models.

Differences Among Versions

Compares VLS and VLS PREMIUM models across capacities, design, electronic control, and functions.

Technical Drawings

Illustrates exploded views of internal components for VLS and VLS PREMIUM water heaters.

Product Dimensions

Provides dimensional diagrams and a table detailing product sizes for VLS models.

Technical Stickers

Explains the purpose and application of multi-position installation and front panel assembly stickers.

Components

Packaging Content

Lists all items included in the water heater packaging for installation and use.

Tanks

Describes the design, flange, diameter, and length variations of the water heater tanks.

Heating Elements

Details the two heating elements (HE1, HE2) and their respective roles in heating water.

Mg Anode

Explains the function of the Magnesium anode in preventing tank and heating element corrosion.

Power Board, Connections and Probes

Details the main power board, associated cabling, probes, and sensor resistance data.

HMI

Describes the Human-Machine Interface (buttons, display, icons) for VLS and VLS PREMIUM models.

Working Modes and Additional Functions

Main Features by Version

Explains the basic operation and user interaction for VLS and VLS PREMIUM working modes.

Programming

Details programming options for VLS PREMIUM models, allowing timed hot water availability.

ECO

Explains the ECO function for optimizing energy saving by learning user consumption habits.

ECO PLUS

Describes the ECO PLUS mode for VLS PREMIUM, combining ECO function with programmed time bands.

Anti-bacteria

Details the anti-bacteria function, a heating cycle at 70°C for thermal disinfection.

Troubleshooting and Maintenance

Displayed Faults

Lists VLS error codes, descriptions, potential causes, and recommended solutions for faults.

Malfunctioning

Covers common issues like missing HMI info, water leakage, and temperature or flow problems.

Routine Maintenance

Outlines periodic maintenance tasks including safety device checks, anode replacement, and descaling.