1. Introducció i finalview
This instruction manual provides essential information for the safe and efficient operation and maintenance of your Kratos Premium Full Size Universal Insulated Commercial Holding and Proofing Cabinet, Model 28W-236. This unit is designed for commercial foodservice environments, offering versatile functionality for both holding and proofing food items.
Key features include universal pan slides accommodating both full-size sheet pans and full-size steam table pans, adjustable controls for precise temperature and humidity management, and forced air heating for quick recovery times. The cabinet is insulated for improved heat retention and energy efficiency.

Figure 1: Kratos Premium Full Size Universal Insulated Commercial Holding and Proofing Cabinet (Model 28W-236).
2. Informació de seguretat
Please read all safety instructions carefully before operating the appliance. Failure to follow these instructions may result in property damage, personal injury, or death.
- Seguretat elèctrica: The unit requires a 120V electrical connection with 2,000 watts of power and a 20 amp NEMA 5-20P plug. Ensure the power supply matches these specifications and is properly grounded.
- Superfícies calentes: The exterior and interior surfaces of the cabinet can become hot during operation. Use caution and wear appropriate protective gear when handling. Refer to warning labels on the unit.
- Col·locació: Position the cabinet on a stable, level surface. Ensure adequate clearance around the unit for ventilation and maintenance.
- Paella d'aigua: When using the proofing function, ensure the water pan is filled with clean water. Do not operate the humidity function without water in the pan.
- Neteja: Disconnect power before cleaning. Allow the unit to cool completely before cleaning to prevent burns.
3. Configuració
- Desembalatge: Carefully remove the cabinet from its packaging. Inspect for any shipping damage. Report any damage immediately to the carrier and supplier.
- Col·locació: Place the cabinet in its desired location, ensuring it is on a level surface. The unit is mobile with casters; lock the casters to prevent unintended movement during operation.
- Connexió elèctrica: Connect the NEMA 5-20P plug to a dedicated 120V, 20 amp presa de corrent elèctrica a terra.
- Neteja inicial: Before first use, clean the interior and exterior surfaces with a mild detergent and warm water. Rinse thoroughly and dry.
- Pan Slide Adjustment: The universal pan slides are adjustable to accommodate various pan sizes. Adjust the slides to your specific holding or proofing needs. The slides are spaced 1.5 inches apart.

Figura 2: Interior view demonstrating adjustable pan slides for various pan types.
4. Instruccions de funcionament
The Kratos holding and proofing cabinet features user-friendly controls located at the bottom of the unit.

Figure 3: Control panel with temperature display, heat/proof selector, and humidity control.
- Encès/apagat: Use the main power switch to turn the unit ON or OFF.
- Selecció del mode: Select either 'HEAT' for holding or 'PROOF' for proofing using the mode selector switch.
- Control de temperatura: Adjust the temperature dial to the desired setting. The digital display will show the current internal temperature. The temperature range is 80°F to 200°F.
- Humidity Control (Proofing Mode): For proofing, fill the removable water pan located at the bottom of the cabinet with clean water. Adjust the humidity dial to the desired level (10 levels available).
- Carregant menjar: Open the solid door and load food items onto the adjustable pan slides. The cabinet can hold up to 17 full-size sheet pans or 32 full-size steam table pans.
- Calefacció per aire forçat: The forced air heating system ensures quick temperature recovery, even in busy environments.
Vídeo 1: Acabatview of Kratos Insulated Holding/Proofing Cabinet features, including controls and capacity. (Source: Central Restaurant)
Video 2: Kratos Restaurant Cooking Equipment showcasing the holding and proofing cabinet in operation. (Source: Central Restaurant)
5. Manteniment
Regular cleaning and maintenance will ensure the longevity and optimal performance of your cabinet.
- Neteja diària: Wipe down all interior and exterior surfaces with a damp cloth and mild, non-abrasive cleaner. Ensure all food debris is removed.
- Paella d'aigua: Empty and clean the water pan daily to prevent mineral buildup and bacterial growth.
- Components extraïbles: The pan slides are removable for thorough cleaning. Wash with warm, soapy water, rinse, and dry completely before reinstallation.
- Junta de la porta: Inspect the door gasket regularly for wear and tear. A damaged gasket can affect heat retention and energy efficiency. Clean the gasket to ensure a proper seal.
- Cable elèctric: Periodically inspect the power cord for any signs of damage. If damaged, contact a qualified technician for replacement.

Figure 4: Removable interior racks for easy cleaning and configuration.
6. Solució De Problemes
If you encounter issues with your cabinet, refer to the following common troubleshooting steps:
- Unitat que no escalfa:
- Check if the unit is properly plugged into a live electrical outlet.
- Assegureu-vos que l'interruptor d'alimentació estigui a la posició "ON".
- Verify the temperature setting is above the ambient temperature.
- Uneven Temperature:
- Ensure the door is fully closed and the gasket is sealing properly.
- Avoid overloading the cabinet, which can restrict airflow.
- No Humidity (Proofing Mode):
- Check if the water pan is filled with water.
- Ensure the humidity control is set to a desired level.
- Soroll excessiu:
- Ensure the unit is on a level surface and casters are locked.
- Comproveu si hi ha components solts o obstruccions.
For issues not resolved by these steps, contact Kratos customer support or a qualified service technician.
7. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | 28W-236 |
| Capacitat | 17 full-size sheet pans or 32 full-size steam table pans |
| Voltage | 120 Volts |
| Wattage | 2000 watts |
| Ampedat | 16.6 Amps |
| Tipus d'endoll | NEMA 5-20P |
| Interval de temperatura | De 80 °F a 200 °F |
| Dimensions del producte (L x A x A) | 33" x 29.75" x 71.25" |
| Material | Alumini |
| Color | Plata |
| Certificacions | UL, NSF |
8. Garantia i Suport
This Kratos Holding and Proofing Cabinet is backed by a 1 any de garantia. For warranty claims, technical assistance, or customer support, please contact Kratos directly.
Per obtenir recursos addicionals i informació sobre el producte, visiteu Kratos Store on Amazon.





