1. Product Overview
The Kolice Commercial 18 Trays Baking Proofer Machine, Model KDP-18BP, is a versatile 4-in-1 unit designed for commercial baking operations. It integrates freezing, thawing, fresh-keeping, and fermentation functionalities. This machine features smart AI temperature control, allowing precise settings for each stage of the baking process. Its robust construction from food-grade stainless steel ensures durability and ease of cleaning.

Image 1.1: Overview of the Kolice Commercial 18 Trays Baking Proofer Machine, highlighting its multi-functional capabilities for bread, dumpling, yogurt, dough, and mantou.
Key Features:
- Versatile 4-in-1 Functionality: Freezing, thawing, fresh-keeping, and fermentation.
- Smart AI Temperature Control: Customizable time and temperature settings for each stage, with a 24-hour timer and a temperature range from -22°C to 45°C (-7.6°F to 113°F).
- Large Capacity: 650L capacity with 18 stainless steel trays (23.62" x 15.75" / 60x40cm).
- Efficient Design: Double-layer insulation with 6cm high-density environmental material for optimal energy efficiency.
- User-Friendly Controls: Touch control panel for easy operation and programmable settings.
- Premium Build: Food-grade stainless steel construction, reinforced auto-closing thickened door, and removable seal strip.
- Mobility: Equipped with four swivel castors with brakes for easy movement and stabilization.
2. Setup
2.1 Unpacking and Placement
- Carefully unpack the proofer machine from its packaging. Retain all packaging materials for future transport or service needs.
- Place the unit on a stable, level surface in a well-ventilated area. Ensure adequate clearance around the unit for proper airflow.
- The unit is equipped with four swivel castors. Press the brakes on the castors to stabilize the machine once it is in its desired location.

Image 2.1: The proofer machine features universal wheels with brakes for easy positioning and stability.
2.2 Power Connection
Connect the proofer machine to a standard 110V, 60Hz, 880W power outlet using the provided US plug. Ensure the electrical circuit can support the unit's wattage.
2.3 Water Connection (for Humidity)
The unit requires a water supply for its humidification system. Connect the provided water hose to a potable water source and ensure it is securely attached to the machine's water inlet. The unit features automatic water discharge.
Video 2.2: This video demonstrates the internal components, including fans and trays, and the external connections for power and water supply of the Kolice Commercial Automatic Baking Proofer Machine.
3. Operating Instructions
The Kolice KDP-18BP features a touch control panel for managing its various functions. Familiarize yourself with the control panel before operation.

Image 3.1: The intuitive touch control panel allows for easy setting of temperature, humidity, and time for various functions.
3.1 Power On/Off
- Press the power button on the control panel to turn the unit on or off.
3.2 Setting Temperature and Time
- Use the temperature controls to set the desired temperature between -22°C and 45°C (-7.6°F to 113°F).
- Use the time controls to set the desired operation duration, up to 24 hours.
- The smart AI temperature control system will maintain the set parameters.
3.3 Humidity Control
The intelligent humidity control system allows adjustment from 0% to 99% relative humidity (RH).
- For optimal fermentation, a two-stage humidity setting is supported: 65% for the first stage and 85% for the second stage.
- Adjust humidity using the dedicated controls on the panel.
- The built-in water circulation and humidification system ensures consistent moisture.
3.4 Using the 4-in-1 Functions
The unit can be used for freezing, thawing, fresh-keeping, and fermentation. Select the appropriate mode from the control panel and set the desired temperature, humidity, and time.
Video 3.2: This video demonstrates the use of the commercial proofer for various dough products, showing the loading of trays with unproofed dough and the resulting rise.
Video 3.3: This video provides a detailed look at the interior dimensions and tray capacity of the 18x26 inch pan baking proofer, including measurements.
Video 3.4: This video illustrates the application of the bread proofer, showing dough being placed into the unit and then baked in an oven after proofing.
3.5 Loading Trays
- The proofer accommodates 18 stainless steel trays, each measuring 23.62" x 15.75" (60x40cm). Ensure trays are correctly sized for the unit.
- Load trays evenly to allow for consistent air circulation and temperature distribution.

Image 3.5: Various stages of dough proofing, demonstrating the machine's capability to handle different bread and pastry types.

Image 3.6: The interior design allows for adjustable layers, accommodating up to 18 trays for various baking needs.
4. Maintenance
4.1 Cleaning
- The food-grade stainless steel construction is designed for easy cleaning. Use mild detergent and water to clean interior and exterior surfaces.
- The seal strip on the door is removable for thorough cleaning. Ensure it is properly re-installed after cleaning to maintain insulation.
- Regularly clean the trays and interior to prevent food residue buildup.
4.2 Auto-Defrost
The unit is equipped with an auto-defrost function, minimizing manual defrosting requirements. Allow the auto-defrost cycle to complete as needed.
4.3 Inspection
- Periodically inspect the door seal for any signs of wear or damage. Replace if necessary to maintain optimal temperature and humidity control.
- Check the power cord and plug for any damage.

Image 4.1: Detail view highlighting the stainless steel door seal, precise temperature control panel, removable shelves, and stainless steel fuselage.
5. Troubleshooting
This section provides solutions to common issues you might encounter with your Kolice Commercial 18 Trays Baking Proofer Machine.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | No power supply; Power cord damaged; Circuit breaker tripped | Check power connection; Inspect power cord; Reset circuit breaker. |
| Temperature not stable | Door not sealed properly; Unit overloaded; Ambient temperature too high/low | Ensure door is closed and seal is intact; Do not overload; Operate in suitable ambient conditions. |
| Humidity issues | Water supply disconnected; Humidifier malfunction; Settings incorrect | Check water connection; Contact service for humidifier issues; Verify humidity settings. |
| Uneven proofing/freezing | Improper tray loading; Airflow obstruction | Ensure trays are loaded evenly with space for airflow; Do not block internal fans. |
6. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions (D x W x H) | 24.02" x 36.61" x 81.1" (70x85x210cm) |
| Model Name | Baking Proofer & Fermenter |
| Color | Silver |
| Door Material Type | Stainless Steel |
| Wattage | 880 watts |
| Door Orientation | Right |
| Voltage | 110V |
| Number Of Shelves | 18 |
| Capacity | 650 Liters |
| Installation Type | Freestanding |
| Item Weight | 195 Pounds |
| Manufacturer | Kolice refrigeration equipment manufacturer inc |
| Model Number | KDP-18BP |
7. Included Components
The following components are included with your Kolice Commercial 18 Trays Baking Proofer Machine:
- 18 stainless steel trays
8. Warranty
This product comes with a 1-year warranty for spare parts. Please retain your proof of purchase for warranty claims. For detailed warranty terms and conditions, refer to the documentation provided with your purchase or contact Kolice customer support.
9. Customer Support
For technical assistance, troubleshooting, or spare parts inquiries, please contact Kolice customer support. Contact information can typically be found on the manufacturer's website or on the product packaging.