HAVERLAND MEDUSA-20

Haverland Medusa 2000W Ceramic Heater User Manual

Model: MEDUSA-20 | Brand: HAVERLAND

Introduction

Thank you for choosing the Haverland Medusa 2000W Ceramic Heater. This electric wall-mounted radiator provides quality gentle heat through its ceramic inertia heating element, ensuring comfort and energy efficiency. Please read this manual carefully before installation and use to ensure safe and optimal performance.

Haverland Medusa 2000W Ceramic Heater, front view

Figure 1: Front view of the Haverland Medusa 2000W Ceramic Heater.

Safety Instructions

WARNING: Failure to follow these safety instructions may result in fire, electric shock, or injury.

  • Read all instructions before using this heater.
  • Do not cover the heater. Covering the heater can cause overheating and fire.
  • This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces.
  • Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
  • Do not operate any heater with a damaged cord or plug or after the heater malfunctions, has been dropped or damaged in any manner.
  • Do not use outdoors.
  • This heater is not intended for use in bathrooms, laundry areas, and similar indoor locations. Never locate heater where it may fall into a bathtub or other water container.
  • Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
  • To disconnect heater, turn controls to OFF, then remove plug from outlet.
  • Connect to properly grounded outlets only.
  • Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
  • To prevent a possible fire, do not block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
  • A heater has hot and arcing or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable vapors or liquids are used or stored.
  • Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury to persons.
  • This appliance is equipped with an anti-overheating system and child safety lock. It complies with Class II standards and IP24 protection, and is CE, NF & ERP certified.

Package Contents

Please check the package for the following items:

  • Haverland Medusa 2000W Ceramic Heater unit
  • Wall mounting bracket
  • Mounting screws and wall plugs
  • User Manual (this document)

If any items are missing or damaged, please contact customer support.

Setup & Installation

1. Choosing a Location

Select a suitable wall location for mounting the heater. Ensure there is sufficient clearance around the unit for proper air circulation. Avoid placing it directly under electrical outlets or near flammable materials.

Haverland Medusa heater installed on a yellow wall in a living room

Figure 2: Example of heater installation in a living room.

2. Wall Mounting

  1. Mark the drilling points on the wall using the mounting bracket as a template.
  2. Drill holes at the marked points and insert the wall plugs.
  3. Secure the mounting bracket to the wall using the provided screws. Ensure it is level and firmly attached.
  4. Carefully lift the heater and hook it onto the mounting bracket. Ensure it is securely seated.

3. Electrical Connection

The Haverland Medusa heater is designed for direct connection to the electrical mains. This installation should be performed by a qualified electrician in accordance with local electrical codes and regulations. The unit is equipped with a 6-order pilot wire for advanced control systems.

Important: Do not plug the heater into a standard wall outlet unless specifically designed for such use and rated for 2000W. Direct wiring is recommended.

Operating Instructions

1. Control Panel Overview

The heater features an intuitive LCD control panel for easy operation.

Close-up of the Haverland Medusa heater's LCD control panel with buttons for power, temperature adjustment, program, and mode

Figure 3: LCD Control Panel.

The control panel typically includes:

  • Power Button: To turn the heater ON/OFF.
  • Up/Down Arrows: To adjust temperature settings or navigate menus.
  • PRG (Program) Button: To select or set heating programs.
  • M (Mode) Button: To cycle through operating modes.
  • Window Open Detector Icon: Indicates the window open detection feature is active.

2. Initial Power On

After installation and electrical connection, press the Power button to turn on the heater. The LCD screen will display the current temperature or default settings.

3. Setting the Temperature

Use the Up and Down arrow buttons to adjust your desired room temperature. The display will show the set temperature.

4. Operating Modes

Press the M (Mode) button to cycle through the available operating modes:

  • Comfort Mode: Maintains your set temperature for continuous comfort.
  • Economy Mode: Operates at a reduced temperature (e.g., 3°C below Comfort) to save energy.
  • Frost Protection Mode (Hors-Gel): Maintains a minimum temperature (e.g., 7°C) to prevent freezing.
  • Standby Mode (Veille): Heater is off but ready to be activated.

5. Programming

The Medusa heater offers 3 pre-recorded programs (P1, P2, P3) designed to suit various heating needs. To select a program:

  1. Press the PRG button.
  2. Use the Up/Down arrows to select P1, P2, or P3.
  3. Press PRG again to confirm your selection.

Refer to the detailed programming section in the full manual for custom program setup.

6. Open Window Detection

This feature automatically detects a sudden drop in temperature (e.g., when a window is opened) and temporarily switches the heater to Frost Protection mode to save energy. The heater will resume normal operation once the window is closed and the temperature stabilizes.

Maintenance

Regular maintenance ensures the longevity and efficient operation of your Haverland Medusa heater.

1. Cleaning

  • Always disconnect the heater from the main power supply before cleaning.
  • Allow the heater to cool down completely.
  • Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish.
  • Ensure no water enters the internal components.
  • Do not cover the heater when it is operating or immediately after use.

2. Storage

If storing the heater for an extended period, ensure it is clean, dry, and stored in a cool, dry place, protected from dust and direct sunlight.

Troubleshooting

If you encounter issues with your heater, please refer to the following common problems and solutions:

ProblemPossible CauseSolution
Heater does not turn on.No power supply; Power button not pressed; Overheat protection activated.Check electrical connection; Press the power button; Unplug, wait 30 minutes, then plug back in.
Heater is on but not heating.Temperature setting too low; Incorrect operating mode; Open window detected.Increase temperature setting; Select Comfort or Economy mode; Close windows/doors.
Heater makes noise during operation.Normal expansion/contraction of materials (especially during initial use); Loose mounting.This is often normal. If excessive, check mounting screws for tightness.
Heater turns off unexpectedly.Overheat protection activated; Power fluctuation.Ensure heater is not covered and has adequate ventilation. Unplug, wait, then restart.

If the problem persists after trying these solutions, please contact Haverland customer support.

Specifications

FeatureDetail
Model NumberMEDUSA-20
Power Output2000 W
Heating ElementCeramic Inertia
Dimensions (L x W x H)84 x 9 x 45 cm (33.1 x 3.5 x 17.7 inches)
Weight8 kg (17.6 lbs)
Form FactorWall-mounted
ColorWhite
Special FeaturesOverheat Protection, Child Safety Lock, LCD Thermostat, 3 Pre-set Programs, Open Window Detector, 6-order Pilot Wire compatibility
Safety StandardsClass II, IP24 Protection, CE, NF & ERP Certified
Recommended UseIndoor (Home, Office)
Care InstructionsDo not cover

Warranty & Support

Haverland products are manufactured to high-quality standards and are backed by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Haverland website.

For technical support, spare parts, or service inquiries, please contact Haverland customer service. Keep your purchase receipt and model number (MEDUSA-20) handy when contacting support.

Haverland Contact Information:

  • Website: www.haverland.com (or relevant regional site)
  • Customer Service: Refer to your product documentation for regional contact details.

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