1. Important Safety Instructions
This appliance is a commercial product and is not intended for domestic use. Read all instructions carefully before using the microwave oven to prevent property damage or personal injury. Keep this manual for future reference.
- Electrical Safety: Ensure the power supply matches the rating label. Do not operate with a damaged cord or plug.
- Placement: Place the oven on a stable, level surface. Ensure adequate ventilation around the unit. Do not block air vents.
- Supervision: Do not leave the appliance unattended during operation.
- Flammable Materials: Do not heat flammable liquids or materials in the oven.
- Metal Objects: Avoid placing metal containers, foil, or utensils inside the microwave, as this can cause arcing and damage the unit.
- Sealed Containers: Do not heat sealed containers, as they may explode.
- Cleaning: Always unplug the appliance before cleaning.
- Repairs: All repairs must be performed by qualified service personnel.
2. Product Overview
The Hendi 281444 is a professional 1000W programmable microwave oven designed for efficient and practical use in commercial kitchens. It features a durable stainless steel construction and a user-friendly control panel for quick heating and food preparation.

Figure 2.1: Front view of the Hendi 281444 Microwave Oven. This image displays the appliance from the front, showing the door, handle, and digital control panel.

Figure 2.2: Angled view of the Hendi 281444 Microwave Oven. This perspective highlights the overall design and compact footprint of the unit.
3. Setup
3.1 Unpacking
- Carefully remove the microwave oven from its packaging.
- Remove all packing materials, including any protective film or tape from the interior and exterior surfaces.
- Inspect the oven for any signs of damage. If damaged, do not operate and contact your supplier.
3.2 Placement
- Place the oven on a flat, stable, heat-resistant surface capable of supporting its weight.
- Ensure there is at least 10 cm (4 inches) of space on the top, back, and sides for proper ventilation. Do not block any ventilation openings.
- Keep the oven away from heat sources, direct sunlight, and water.
- Do not place the oven near equipment that generates strong magnetic fields.
3.3 Electrical Connection
- Ensure the voltage and frequency of your power supply match the specifications on the appliance's rating label (230 Volts).
- Plug the power cord securely into a grounded electrical outlet.
4. Operating Instructions
4.1 Control Panel Overview
The control panel features a digital display and a numeric keypad with function buttons. Familiarize yourself with these controls before operation.

Figure 4.1: Detail of the control panel and display. The panel includes numerical buttons (0-9), power level settings, and start/stop controls.
4.2 Basic Operation
- Place Food: Open the microwave door and place the food in a microwave-safe container inside the oven. Close the door securely.
- Set Cooking Time: Use the numeric keypad (0-9) to enter the desired cooking time.
- Select Power Level: Press the power level button (indicated by wave symbols) to cycle through available power settings (e.g., 1000W, 700W, etc.).
- Start Cooking: Press the 'Start' button (often indicated by a play symbol) to begin cooking. The display will count down the time.
- Stop/Pause: To pause cooking, press the 'Stop/Pause' button (often indicated by two vertical bars). Press 'Start' again to resume. To cancel, press 'Stop/Pause' twice.
4.3 Programming Functions
This microwave oven features programmable settings for frequently used cooking cycles. Refer to the specific programming instructions on the control panel or a dedicated programming guide for detailed steps.
- Memory Functions: The oven allows you to store specific time and power level combinations for quick recall.
- Defrost Function: Use the dedicated defrost setting for thawing frozen foods.
5. Maintenance and Cleaning
Regular cleaning and maintenance will ensure the longevity and optimal performance of your microwave oven.
5.1 General Cleaning
- Unplug: Always unplug the microwave oven from the power outlet before cleaning.
- Interior: Wipe the interior cavity with a damp cloth and mild detergent after each use. For stubborn food splatters, place a bowl of water with lemon slices inside and heat for a few minutes to loosen residue, then wipe clean.
- Exterior: Clean the exterior surfaces with a soft, damp cloth. For stainless steel, use a specialized stainless steel cleaner to maintain its finish.
- Door Seal: Regularly clean the door seal and adjacent parts to ensure a proper seal.
5.2 Do Not Use
- Abrasive cleaners, scouring pads, or metal brushes, as these can scratch the surfaces.
- Excessive water, which could seep into electrical components.

Figure 5.1: Interior view of the Hendi 281444 Microwave Oven with the door open. This shows the stainless steel interior, which should be kept clean.
6. Troubleshooting
If you encounter issues with your microwave oven, refer to the following common problems and solutions before contacting service.
| Problem | Possible Cause | Solution |
|---|---|---|
| Oven does not start | Power cord unplugged; Door not closed properly; Blown fuse/tripped circuit breaker. | Check power cord connection; Ensure door is fully latched; Check electrical panel. |
| Food not heating | Incorrect power level or time set; Microwave-safe dish not used. | Adjust power and time settings; Use appropriate cookware. |
| Unusual noise during operation | Food container touching oven walls; Debris in the cavity. | Reposition food container; Clean oven interior. |
| Display not working | Power interruption; Internal fault. | Unplug and re-plug the unit; If problem persists, contact service. |
If the problem persists after attempting these solutions, please contact qualified service personnel.
7. Specifications
Detailed technical specifications for the Hendi 281444 Programmable Microwave Oven 1000W.
| Specification | Value |
|---|---|
| Brand | HENDI |
| Model Number | 281444 |
| Product Dimensions (L x W x H) | 51 x 44 x 32 cm |
| Weight | 15.5 Kilograms |
| Capacity | 23 Litres |
| Installation Type | Freestanding |
| Special Feature | Programmable |
| Cooking Mode | Microwave Radiation |
| Color | Silver |
| Voltage | 230 Volts |
| Power | 1000 Watts |
| Defrost Type | Automatic Defrost |
| Material | Stainless Steel |
| Interior Coating | Stainless Steel |
| Included Components | Microwave Oven |
| Recommended Uses for Product | Commercial |
| Country of Origin | China |
8. Warranty and Support
For information regarding the warranty period and terms for your Hendi 281444 Microwave Oven, please refer to the documentation provided at the time of purchase or contact your supplier.
For technical support, spare parts, or service inquiries, please contact your authorized Hendi dealer or Hendi customer service. Contact details can typically be found on the Hendi official website or through your point of purchase.





