EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Electric heater

BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Electric heater EQUATION - Free user manual and instructions

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How to set the heating mode on an EQUATION BASIC 2500 W electric radiator?
Frequently Asked Questions - 23/11/2025
Response Notice-Facile

To set the heating mode on your EQUATION BASIC 2500 W electric radiator (models OH-23B, OH-24B, OH-25B, OH-23B-CY), follow these simple steps:

1. Turn on the radiator

  • Plug the radiator into an electrical outlet.
  • Press the power button to turn the device on.

2. Select the heating mode

  • Locate the button or selector on the control panel that allows you to choose the operating mode. This button may be labeled “Mode” or “Heating”.
  • Press this button several times until the desired heating mode is displayed (for example: comfort mode, eco mode, etc.).

3. Set the temperature

  • Use the “+” and “-” buttons or the rotary knob to adjust the desired temperature.
  • Check that the display shows the temperature you wish to reach.

4. Check the operation

  • The radiator will start heating after a few minutes. You should feel the temperature rise.

Additional tips

  • Some models have a programmable thermostat that allows you to set time slots for heating.
  • Make sure not to cover the radiator to ensure proper heat distribution.
Respond (be the first)

Download the instructions for your Electric heater in PDF format for free! Find your manual BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - EQUATION and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY by EQUATION.

USER MANUAL BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY EQUATION

Modèle/Modelo/Modello/Movétéλo/Model/moènbEAN
OH-23BHD983-R7Q891600733276007364651
OH-24BHD983-R9Q891600743276007364668
OH-25BHD983-R11Q891600753276007364675
OH-23B-CYHD983-R7Q CY891600803276007364729

FR Manuel d'instructions
ES Manual de Instrucciones
PT Manual de Instruções

EN Troubleshooting. 71

Maintenance. 71

Spare parts. 71

Characteristics. 72

Warranty. 73

AVERTISSEMENT

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - AVERTISSEMENT - 1

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EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - AVERTISSEMENT - 2

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3ANACHI YACTHIN

Дяк diaki zuo ro paiaTopa moXHa 3amOHTu y BaUOMy maraHHi:

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - 3ANACHI YACTHIN - 1

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EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - 3ANACHI YACTHIN - 2

ATENTIE!

Suprafaţa este fierbinte.

Anumite parti ale acestui produs pot deveni fierbinti si a provoca arsuri. Trebuie acordata o atentie deosebita in cazul prezentei copiori si a personelor vulnerable.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 1

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 2

VÄ RUGÄM SÄ CITI TI CU ATENTIE ACESS MANUAL IINAINTE DE UTILIZAREA APARATULUI

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 3

NU ACOPERÄ!

Some parts of this product can become very hot and cause burns. Particular attention has to be given where children and vulnerable people are present.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 4

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 5

PLEASE READ
CAREFULLY THIS
MANUAL BEFORE USING
THE APPLIANCE

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Suprafaţa este fierbinte. - 6

DO NOT COVER!

  • Children of less than 3 years should be kept away unless continuously supervised.
  • Children aged from 3 years and less than 8 years shall only switch on/off the appliance provided that it has been placed or installed in its intended normal operating position and they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children aged from 3 years and less than 8 years shall not plug in, regulate and clean the appliance or perform user maintenance
  • This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.
  • If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.
  • The heater must not be located immediately below a socket outlet
  • When heating for the first time, a slight odor may appear corresponding to the removal of any traces associated with the manufacture of the appliance.
  • Do not use this heater near a bathtub, shower, or swimming pool.
  • Do not directly put clothes and other articles on the product to warm so as to prevent fire.
  • This heater is not equipped with a device to control the room temperature. Do not use this heater in small rooms when they are occupied by persons not capable of leaving the room on their own, unless constant supervision is provided.

  • In order to avoid a hazard due to inadvertent resetting of the thermal cutout, this appliance must not be supplied through an external switching device, such as a timer, or connected to a circuit that is regularly switched on and off by the utility.

  • Please disconnect power supply when you are out or the oil radiator is not used for a long time.
  • This heater is filled with a precise quantity of heat transfer fluid which is hazardous to health if swallowed.
  • Repairs requiring opening of the fluid container are only to be made by the manufacturer or his service agent.
  • In the event of a leak, please contact your installer and take any precautionary measure to avoid possible ingestion of the fluid by users, especially young children and vulnerable people.
  • When scrapping the heater, follow the regulations concerning the disposal of fluid

Disposing of the packaging

  • The packaging must be totally recycled, as stated by the recycling symbol printed on it. The various components of the packaging must not be thrown out in nature, but disposed of probably in compliance with local regulations.

Processing waste of electronic and electric devices at life-cycle end.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Processing waste of electronic and electric devices at life-cycle end. - 1

This image indicates that this product must not be disposed of with unsorted home trash. A system for disposal and special processing of used electric and electronic devices, mandatory to follow, has been implemented including the right to have vendors retrieve free-of-charge used appliances upon purchase of new appliances, as well as special collection of such waste by approved organisations.

For more information on this, you can contact your store or your town hall. Proper disposal of used electric and electronic appliances ensures their adequate processing and recycling in order to avoid damage to the environment and public health as well as to preserve natural resources.

INSTALLATION

Rolls Assembly

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 1
1- Place the radiator upside down.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 2
2- Insert the U type screw.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 3
3 - Place the plate on the hook of the screw

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 4
4 - Thread the threaded part

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 5
5 - Tighten using the wing nut

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 6
6 - Proceed in the same way for the other plate

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Rolls Assembly - 7

Connection

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Connection - 1
be moved while respecting the

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Connection - 2

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Connection - 3

  • This device is mobile type and can be moved while respecting the safety instructions.
  • Place the radiator on a dry, stable and clean surface.
  • A minimum distance of 1m must be provided between the walls of the appliance and any obstacle (furniture or walls for example) to allow good air circulation.
  • INDOOR USE ONLY
  • The appliance is double insulated and must not be earthed.
  • Connect the plug to a 220-240V 50-60Hz wall socket
  • Unplug the appliance when it is not in operation
  • A reel allows the cable to be stored safely

Important!

  • Make sure to unwind the cable completely before plugging it in.
  • Never handle the radiator while holding it by the reel

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Important! - 1

USE

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - USE - 1

  • Place the button on desired position to start the heater.
  • Place the button to lower position to turn off the heater.

Thermostat adjustment:

Place button on max power.Wait until the desired room temperature is reached.Turn slowly the button until the appliance switches off (the heating indicator goes out)The appliance will heat as soon as the room temperature drops to maintain this set temperature.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Thermostat adjustment: - 1

An anti-tilt switch is located in the device, it automatically cuts off the power in the event of a fall or movement of the device.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Thermostat adjustment: - 2

A thermal cutoff protection switches off heating automatically in case of severe overheating. In this case, turn off the device, eliminate the cause of the overheating, and allow it to cool before using again.

CARE

  • Remove the plug from the socket before cleaning. There is a risk of electric shock. Wait until the oil-filled radiator has cooled down. Otherwise, there is a risk of burn injuries.
  • Clean the radiator at regular intervals. Use a slightly damp cloth and never use cleaning agents or solvents that react with plastics.

TROUBLESHOOTING

Malfunctions are often due to minor causes; please read the table below before contacting the after-sales service. This can save you time and avoid unnecessary expenses.

ProblemCauses, Solutions
The heater does not turn on.Check that the device is electrically powered. Check that the switch is not in position mini. Check the heater is vertically placed on a stable surface.
The heater doesn't heatCheck the temperature of the room: if it is too high compare to the thermostat setting, the unit does not heat.
The device makes a liquid noise when it is handled.During unpacking or installation, it is normal to hear the fluid flow within the device.

MAINTENANCE

  • Maintenance work is required if the radiator has been damaged, liquids or objects have got inside the device, the radiator has been exposed to rain or moisture or if the radiator is not functioning properly or has been dropped.
  • If you notice any smoke, unusual noises or smells, switch off the oil-filled radiator immediately and remove the plug from the socket. If this happens, you must stop using the oil-filled radiator until it has been checked by a specialist.
  • All maintenance work should only be carried out by qualified specialists.
  • Never open the housing of the oil-filled radiator.

SPARE PARTS

Some parts of this heater can be ordered from your store:

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - SPARE PARTS - 1

DescriptionReference to order
Rolls kit3276007376289
Model IdentifierHD983-R7Q / HD983-R9Q / HD983-R11Q
Rated voltage220-240 VRated frequency50-60 Hz
ItemSymbolUnitValue
Heat outputR7QR9QR11Q
Rated heat outputP nomkW0.50.61.1
Minimum heat outputP minkW0.40.51.0
Maximum continuous heat outputP max,ckW0.50.61.1
Auxiliary Electricity Consumption
At nominal heat outputel maxkW000
At minimum heat outputel minkW000
In standby modeel sbkW000
ItemUnit
Type of heat input, for electric storage local space heaters only (select one)
Manual thermal control of the load with integrated thermostatNo
Manual thermal control of the load with reception of information on the temperature of the room and/or outsideNo
Electronic thermal control of the load with information on room and/or outside temperatureNo
Thermal power can be regulated by fanNo
Type of heat output/room temperature control
Single stage heat output and no room temperature controlNo
Two or more manual steps, no room temperature controlNo
Room temperature control with mechanical thermostatYes
Electronic room temperature controlNo
Electronic room temperature control and daily timerNo
Electronic room temperature control and weekly timerNo
Other control options
Room temperature control with presence detectionNo
Room temperature control with open window detectionNo
Remote control optionNo
Adaptive activation controlNo
Activation duration restrictionNo
Black globe sensorNo
Contact DetailsADEO Services - 135 Rue Sadi Carnot - 59790 - RONCHIN - FRANCE

WARRANTY

Terms and conditions of the ADEO SERVICES manufacturer warranty

Adeo Services offers a manufacturer warranty on its products.

The scope of the Adeo Services manufacturer warranty:

Adeo Services products are designed and built to provide quality performance for normal use. If a product proves to be defective during the warranty period under normal use, it is Adeo Services' responsibility to repair or replace it. The Adeo Services warranty covers the repair or replacement (at the discretion of Adeo Services) of your device marketed by Adeo Services if it proves to be defective due to a material or manufacturing defect during the warranty period. In case of unavailability of a part required for proper functioning of the product, Adeo Services commits to replacing it with a part of equivalent characteristics and performance levels. The implementation of this warranty does not affect the exercise of your rights under the legal warranties provided by the civil code and the consumer code.

Cases excluded from the coverage of the Adeo Services manufacturer warranty:

The Adeo Services manufacturer warranty is not intended to apply in the cases listed below:

Normal wear and tear of the product and/or its components
- Accidental damage (due to dropping the product, impact or improper installation of the product)
- Damage resulting from use that does not comply with the information in the user manual and/or packaging (e.g. incorrect power supply voltage)
- Damage caused by failure to comply with the product maintenance recommendations.
- Damage caused by external sources such as transportation, weather, power failure or power surges.
- Cosmetic damage, including, but not limited to, scratches, scuffs, or broken plastic components,
- Failures caused by Acts of God (events beyond the control of Adeo Services, unforeseeable at the time of sale of the product and the effects of which could not be avoided by appropriate measures (e.g. natural disasters).
- Failures caused by:

  • Negligent use, misuse, mishandling or careless use of the product.
  • Use not in accordance with the product user manual.
    Use of the product for purposes other than normal domestic use in the country where it was purchased.
  • Use of parts that are not assembled or installed in accordance with Adeo Services installation instructions.
    Use of parts and accessories that are not genuine Adeo Services components.
  • Faulty installation or assembly.
    □ Repairs or modifications performed by parties other than those authorized by Adeo Services or its authorized agents.

  • The warranty will also not be valid if the serial number or the nameplate of the product (if the product has a nameplate) is removed or defaced.
    If Adeo Services receives information from competent public authorities that the product has been stolen.

What are the terms and conditions for implementing the warranty?

The terms and conditions for implementing the Adeo Services warranty are as follows

  • The warranty takes effect on the date of purchase (or on the date of delivery if later).
  • A proof of delivery/purchase is required prior to performing any operation on your device under warranty. Please note that without this proof, any work to be done will be subject to an estimate, which must be accepted by the customer before any work can be done. Please keep your purchase receipt or delivery note.
  • All work will be performed by Adeo Services or its authorized service providers.
  • Any replaced part becomes the property of Adeo Services
  • The repair or replacement of your device under warranty does not extend the warranty period.
  • The warranty does not affect the exercise of your rights under the legal warranties provided by the civil code and the consumer code.
    To make use of this warranty, you must contact the brand company from which you purchased your product.

Date of entry into force of the warranty:

The Adeo Services warranty takes effect on the date of purchase or the date of delivery of your product, whichever is later.

Geographic scope of Adeo Services warranty:

The warranty is valid in the country of purchase of the product.

If you use your device in a country other than the one in which you purchased it, the warranty may be invalidated. In this case, please contact the brand company in the country of origin where you purchased the product who will study the warranty claim on a case by case basis.

Fate of Adeo Services warranty in case of resale of the product:

In case of resale of the product during its warranty period, the warranty remains valid for the benefit of the buyer and can be implemented by the latter provided however:

That the proof of original purchase of the product is brought along,

That the proof of proof of proper functioning of the product at the time of the resale is brought along, That the terms and conditions of implementation of the warranty as detailed within the present document are met. It is specified that the resale of the product has no effect on the warranty period remaining at the date of resale. Thus, the buyer of the resold product can claim the benefit of the Adeo Services warranty within the limit of the remaining validity time of the warranty at the date of the resale.

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 1

Bnro6nK: TOB "Aedeo Cepbice3 C.A., Byn. CaDi KapHo, CS 00001, 59790 POnuien, Phanzi. ImnopTeP: TOB

"Jepya Meplenu YkpaHa", 04201 Bnpo6nK: TOB "Adeo Cepbice3 C.A.", Byn. Cadi Kapno, CS 00001, 59790

POnHe, Phaunzia. ImnopTeR: TOB "Iepya MepnEn YkpaHnA", 04201 YkpaHa, M.KiIB, ByI. POnpHa 17A, +380 44 498 46 00. Dane nipnemCTBO npinMaE ppeTeH3ii BID CnoXnBaiv IIO do Tobay, a TakoJ npoBoNTb Noro peMOHT, TexHicHe i rapaHTiMe HeocnyroByaHnR.

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MoelbNoctabuika:HD983-R7Q/HD983-R9Q/HD983-R11Q

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 2

**Garantie 5 ans / 5 años de garantía / Garantía de 5anos / Garancia 5 Anni / Eyuyún ñ 5 εινιν / Gwarancaja 5-letnia / Γαράπει 5 ρογί / Γαράπει 5 ροκίν / Keniδικ. 5 Ϝυλ / Garantie 5 ani / 5-year guarantee

Made in China / 3p6bneho B Kntai / CdelaHO B Kntae / KItaJa Jxacalran

ADEO Services - 135 Rue Sadi Carnot

CS 00001 - 59790 RONCHIN - France

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 3

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 4
PAP

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 5

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 6

EQUATION BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY - Fate of Adeo Services warranty in case of resale of the product: - 7

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Product information

Brand : EQUATION

Model : BASIC 2500 W - OH-23B - OH-24B - OH-25B - OH-23B-CY

Category : Electric heater