Q: What is the capacity in liters of the Ariston Thermo B 450 VL refrigerator?

The Ariston Thermo B 450 VL refrigerator offers a net capacity of 450 liters , making it an excellent choice for large families or individuals looking for ample storage space. This volume is divided between the refrigerator compartment and the freezer compartment, allowing for optimal organization of fresh and frozen foods. The model combines two essential functions: refrigeration to keep fresh food and a freezer compartment with a freezing capacity of 4.5 kg per 24 hours . This combination is ideal for larger households that want to store both everyday food and frozen provisions. The B 450 VL is equipped with the A.I.R. System (Ariston Integrated Refrigeration) , an advanced cooling system that ensures even temperature distribution throughout all compartments. This allows for the storage of any type of food on any shelf while maintaining optimal humidity for better food preservation. To optimize its use, the refrigerator features sliding and height-adjustable shelves , allowing you to adapt the space according to your needs. It also includes a vegetable drawer, a meat and cheese box with a reversible lid, removable and tiltable door bins for bottles and small containers, as well as interior lighting for better visibility. The defrosting of the refrigerator compartment is automatic , while the defrosting of the freezer is manual (to be done when the frost layer exceeds 5 mm), which helps maintain the appliance's performance and reduce electricity consumption.

Q: How to switch the FM 27 M from automatic mode to manual mode?

Automatic mode vs manual mode: The FM 27 M oven has an analog timer that allows for automatic cooking programs (with delayed start and stop). To switch to manual mode Turn the timer knob to the left (counterclockwise) until a specific symbol appears in the display window . The oven then switches to manual operation mode. Use the function selector (B) to choose the cooking mode and the thermostat (C) to set the temperature. To completely deactivate If you want to turn off the oven, return the timer knob to the 0 position . Tip: Manual mode allows you to immediately control the temperature and functions without programming delays.

Question 1

Why does the circuit breaker (RCD) trip when I turn on the Ariston FM 51 R oven?

Accepted Answer

If the circuit breaker trips shortly after turning on your Ariston FM 51 R oven, it generally indicates an electrical problem or an overload at startup. Here are the checks to perform:

Preliminary Checks

Make sure the oven is connected via a residual current device (RCD) that complies with standards. The FM 51 R oven consumes 2100 W at 230V: a dedicated and properly sized electrical circuit is essential.
Check that no other high-power appliances are operating at the same time on the same circuit (for example, an electric heater, a washing machine, etc.). The cumulative consumption may trip the RCD.

Eliminating Common Causes

Residual Moisture: Before the first use, the manual recommends running the empty oven for 30 minutes at maximum thermostat with the door closed, then ventilating the room. This phase may release moisture or protective substances that, when in contact with hot elements, can cause a temporary short circuit.
Check the power cord: Ensure it is not damaged, pinched, or exposed to moisture. The manual specifies that the cord sheath should not exceed 50 °C above ambient temperature.
Clean the interior: Transport residues or dust can create faulty contacts. Clean the oven cavity before the first use.

If the problem persists

A circuit breaker that repeatedly trips suggests an internal electrical leak. Your installer or a licensed electrician should check the electrical insulation of the oven and the compliance of your installation. This type of fault is a hardware failure or an electrical installation problem that cannot be resolved by the user alone.

Question 2

How to replace the bulb of the Ariston Thermo FZ 61.1 IX oven?

Accepted Answer

To replace the bulb of your Ariston Thermo FZ 61.1 IX oven, follow these simple steps:

Unscrew the glass cover of the lamp housing
Unscrew the faulty bulb
Install a replacement bulb of the same type (25 W, E14 base)
Reattach the cover in place

The replacement bulb for this model is a 25 W bulb with an E14 base, available as an Ariston spare part.

Question 3

What is the capacity in liters of the Ariston Thermo B 450 VL refrigerator?

Accepted Answer

The Ariston Thermo B 450 VL refrigerator offers a net capacity of 450 liters, making it an excellent choice for large families or individuals looking for ample storage space. This volume is divided between the refrigerator compartment and the freezer compartment, allowing for optimal organization of fresh and frozen foods.

The model combines two essential functions: refrigeration to keep fresh food and a freezer compartment with a freezing capacity of 4.5 kg per 24 hours. This combination is ideal for larger households that want to store both everyday food and frozen provisions.

The B 450 VL is equipped with the A.I.R. System (Ariston Integrated Refrigeration), an advanced cooling system that ensures even temperature distribution throughout all compartments. This allows for the storage of any type of food on any shelf while maintaining optimal humidity for better food preservation.

To optimize its use, the refrigerator features sliding and height-adjustable shelves, allowing you to adapt the space according to your needs. It also includes a vegetable drawer, a meat and cheese box with a reversible lid, removable and tiltable door bins for bottles and small containers, as well as interior lighting for better visibility.

The defrosting of the refrigerator compartment is automatic, while the defrosting of the freezer is manual (to be done when the frost layer exceeds 5 mm), which helps maintain the appliance's performance and reduce electricity consumption.

Question 4

How to perform a manual reset of the FM 27 M oven?

Accepted Answer

The FM 27 M has two simple reset methods:

Reset by power cut (more effective)

Unplug the oven or turn off its circuit breaker
Wait 30 seconds to 1 minute
Plug it back in
The display of the timer will then blink on 0.00 - this is the sign that the reset has been performed

Reset the time of the electronic timer

Press both buttons on the timer simultaneously for up to 4 seconds to access the time setting
Use the +/- buttons to set the correct time
Confirm and the timer will return to normal

After the reset, your oven will return to its default state and is ready to operate in manual mode.

Question 5

Where is the fuse located in the FM 27 M oven?

Accepted Answer

The manual for the FM 27 M does not specify the location of the internal fuse. This component is generally located behind the control panel and is not accessible without disassembly.

Important for your safety:

Any intervention on internal electrical components must be carried out by a qualified technician, as indicated in the manual
Even with the device unplugged, there is a risk of electric shock (charged capacitors)
Self-intervention voids the 2-year warranty

What you can check safely:

The residual current circuit breaker in your home's electrical panel (accessible and safe)
The power cable for visible damage

For any internal intervention or fuse replacement, contact an authorized repair service or a qualified electrician.

Question 6

The FM 27 M oven does not turn on - what should I do?

Accepted Answer

Before contacting customer service, check these simple points:

Check the power supply

Is the oven properly plugged in? Check that the wall outlet works (test with another device).
Has a circuit breaker tripped? Check your electrical panel.

Consult the control panel

Is the function selection lever (B) in standby position? Turn it to a cooking mode (static heat, baking, pizza, etc.).
The temperature dial (C) must be set above 60°C minimum.
Observe the indicator light (E) - it should briefly light up when turned on. Its absence may indicate an internal electrical problem.

Check the safety system

The door locking system may sometimes prevent startup. Close the door completely.
The internal overheating protection may have triggered. Unplug the oven for 2-3 minutes, then plug it back in.

Check the fuse

The fuse is located behind the control panel of your FM 27 M. Do not attempt this check yourself - the electrical risk is real and internal intervention voids the 2-year warranty.

If nothing works

An internal failure is likely (blown fuse, faulty electronic timer, or thermostat issue). Contact an authorized Ariston technician who can safely access the internal components.

Question 7

How to switch the FM 27 M from automatic mode to manual mode?

Accepted Answer

Automatic mode vs manual mode: The FM 27 M oven has an analog timer that allows for automatic cooking programs (with delayed start and stop).

To switch to manual mode

Turn the timer knob to the left (counterclockwise) until a specific symbol appears in the display window.
The oven then switches to manual operation mode.
Use the function selector (B) to choose the cooking mode and the thermostat (C) to set the temperature.

To completely deactivate

If you want to turn off the oven, return the timer knob to the 0 position.

Tip: Manual mode allows you to immediately control the temperature and functions without programming delays.

Question 8

What should I do if some burners on the Ariston Thermo KBT 6114 D IX stove do not light up?

Accepted Answer

If some burners on your Ariston Thermo KBT 6114 D IX stove do not light up, here are several steps to follow to identify and resolve the issue:

1. Check the gas supply

Make sure that the gas source is open and functional.
If you are using a gas bottle, check that it is not empty.
Check for any leaks or blockages in the gas line.

2. Clean the burners

The burner openings may be blocked by food residues or grease.
Unplug the stove from the power supply if applicable.
Remove the grates and burner heads and clean them thoroughly with a soft brush or toothpick to clear the openings.

3. Check the ignition system

Listen for a click when you try to light the burner, which indicates that the electric ignition is working.
If no click is audible, there may be a problem with the ignition system or the electrical connections.

4. Properly position the cookware

Ensure that pots or pans are centered on the burners, as improper positioning can prevent ignition.

5. Check the electrical connections

If your model has an electric ignition system, check that the cables and connections are in good condition and properly connected.

If after these checks the burners still do not work, it is advisable to contact a qualified professional for a suitable diagnosis and repair.

Question 9

How can I tell if a 4-pin timer is compatible with my Ariston Thermo FO 52 oven that had a 6-pin timer?

Accepted Answer

For your Ariston Thermo FO 52 oven, compatibility depends less on the number of pins than on the functions they support. A 4-pin timer will only be compatible if it supports the two essential electrical circuits: the power supply and the oven's stop control circuit. On your original 6-pin model, the additional pins were likely used for extra functions (delayed programming, enhanced sound signal, or specific control for convection heat).

Essential checks before replacement:

Consult the wiring diagram provided with the new timer to identify its L (live), N (neutral), and control contacts
Compare the rated voltage (generally 220-240V) and amperage with your appliance
Ensure that the new model can handle a power circuit (the oven's heating element) in addition to the control circuit
Note the exact reference of the old timer (engraved on the casing) and contact Ariston service for a certified part

Practical advice: Even if only two wires seem to be used on your old timer, this does not guarantee that the 4 pins of the replacement model will suffice. The unused pins on the old model may have been safety or regulation pre-wiring. To avoid malfunctions or risks of thermal overload, it is strongly recommended to purchase a timer specifically designed for the FO 52 model from an authorized Ariston dealer or an approved after-sales service.

Question 10

Can the ventilation of the Ariston Thermo FO 52 oven operate if the fuse is blown?

Accepted Answer

If the fuse of the Ariston Thermo FO 52 oven is blown, it means that the main electrical circuit is interrupted. In this case, no electrical component, including the ventilation, will be able to operate.

Here are some important points:

Role of the fuse: It protects the oven from electrical overloads by cutting off the current when necessary.
Ventilation: It depends on the electrical supply provided by the circuit protected by the fuse.
Consequence of a blown fuse: The power is cut off, so the ventilation cannot turn on.

In summary, if the fuse is blown, the ventilation of the oven will not work. It is necessary to replace the fuse to restore the normal operation of the appliance.

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