Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your GGM Gastro EHONP17 Speed Microwave Oven. This appliance is a combined hot air convection and microwave oven designed for commercial use, offering rapid cooking and uniform browning. Please read all instructions carefully before using the appliance.
Safety Instructions
Always adhere to the following safety guidelines to prevent injury or damage to the appliance:
- Ensure the appliance is connected to a properly grounded electrical outlet with the correct voltage (230V / 1N/PE / 50 Hz).
- Do not operate the oven if the door seals or door are damaged. Contact qualified service personnel for repairs.
- Never heat sealed containers, as they may explode.
- Use only microwave-safe cookware. Metal containers are not suitable for microwave cooking.
- Liquids heated in a microwave oven can boil over unexpectedly. Exercise caution when removing containers.
- Regularly clean the oven interior to prevent grease buildup, which can be a fire hazard.
- Keep children away from the appliance during operation.
- Do not attempt to service or modify the appliance yourself. Refer all servicing to authorized personnel.
Setup
Unpacking and Placement
Carefully remove the oven from its packaging. Inspect for any shipping damage. Place the oven on a stable, level surface, ensuring adequate clearance for ventilation around the unit. The appliance features adjustable feet for leveling.

Image: Front view of the GGM Gastro EHONP17 Speed Microwave Oven with external dimensions: 460mm width, 603mm depth, and 610mm height.
Electrical Connection
Connect the oven to a dedicated 230V / 1N/PE / 50 Hz power supply. The appliance has a power rating of 3.5 kW. Ensure the electrical circuit can support this load. Do not use extension cords or adapters.
Operating Instructions
Control Panel and Display
The EHONP17 features a digital touch screen for intuitive control and programming. The display shows cooking modes, time, temperature, and recipe selections.

Image: Detailed view of the oven's digital touch screen interface, showing various menu options and cooking icons.
Cooking Modes
This oven combines hot air convection and microwave functions. You can select individual modes or a combination for faster cooking and optimal results. The variable fan speed (10-100%) allows for precise control over convection cooking.
Programming Recipes
The oven can store up to 1024 recipes. Use the touch screen to create, save, and recall custom cooking programs. The integrated USB port allows for easy transfer and management of recipes and data.

Image: A close-up of the USB port located on the lower front panel of the oven, used for recipe management and data transfer.
Included Accessories
The following accessories are included to enhance your cooking experience:
- 1 Oven Peel (290x270 mm)
- 1 Teflon Mesh Basket (280x210x25 mm)
- 1 Teflon Mesh Cushion (Ø 210 mm)
- 1 Pizza Plate (Ø 257 mm)
- 1 Nano-Ceramic Coated Plate (343x311x25 mm)

Image: The interior cavity of the oven, showing a nano-ceramic coated plate positioned on the cooking surface.
Maintenance
Cleaning
Regular cleaning is crucial for maintaining hygiene and performance. The oven features a high-quality AISI 430 stainless steel casing and an AISI 304 stainless steel interior cavity, making it easy to clean.
- Always unplug the oven before cleaning.
- Wipe the interior and exterior surfaces with a damp cloth and mild detergent. Avoid abrasive cleaners or scouring pads.
- Clean the door seals regularly to ensure a proper seal.
- The integrated catalyst helps to reduce odors and grease buildup, but regular cleaning of the interior is still necessary.
Self-Diagnosis System
The oven is equipped with a self-diagnosis system that can help identify potential issues. If an error code appears on the display, refer to the troubleshooting section or contact customer support.

Image: A close-up view of the internal ventilation fan, which is part of the hot air convection system.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Oven does not turn on | No power supply; Door not closed properly | Check power connection and circuit breaker; Ensure door is securely latched |
| Food not cooking evenly | Incorrect power level or cooking time; Improper food placement | Adjust settings; Stir or rotate food during cooking; Use appropriate accessories |
| Error code displayed | System malfunction | Note the error code and consult the manufacturer's support or a qualified technician. |
| Unusual noise during operation | Loose components; Fan obstruction | Turn off and unplug the oven. Inspect for any visible obstructions. If noise persists, contact service. |
Technical Specifications
| Feature | Specification |
|---|---|
| Model | EHONP17 |
| Type | Speed Microwave Oven (Combined Hot Air Convection & Microwave) |
| Power | 3.5 kW |
| Electrical Connection | 230V / 1N/PE / 50 Hz |
| External Dimensions (W x D x H) | 460 mm x 603 mm x 610 mm |
| Casing Material | High-quality Stainless Steel AISI 430 |
| Interior Cavity Material | Stainless Steel AISI 304 |
| Control Type | Digital Touch Screen |
| Programmable Recipes | 1024 |
| Fan Speed Adjustment | 10-100% (Variable) |
| Special Features | Integrated Catalyst, Self-Diagnosis System, USB Port, Adjustable Feet |
| Compliance | CE Mark, European Food Standards, Hygiene and Safety Directives |
Warranty
Specific warranty information for the GGM Gastro EHONP17 is typically provided at the point of purchase or within separate documentation. Please retain your proof of purchase. For details regarding warranty coverage and terms, contact your vendor or GGM Gastro customer service.
Customer Support
For technical assistance, spare parts, or service inquiries, please contact GGM Gastro customer support or your authorized dealer. When contacting support, please have your model number (EHONP17) and serial number ready.





