The Hussmann Open Fish Service Case DSFN-EP-450-R is a high-performance refrigeration unit designed for displaying fresh seafood. This model combines energy efficiency with optimal temperature control, ensuring product freshness and visibility in retail environments. Ideal for supermarkets and fish markets, it enhances customer experience while maintaining food safety standards.

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Manual for Hussmann Open Fish Sevice Case DSFN-EP-450-R

MAINTENANCE RESOURCES

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Documents & Manuals

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Tensioning Guide
Belt-diagram
C-120 pulleys
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Work Order Templates

Pre-built workflows to keep your asset running smoothly.

Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Procedures

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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Parts

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Drive Motor
B2 Rollers
Tensioning System
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Hussmann Open Fish Sevice Case DSFN-EP-450-R

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Maintenance Plans for Hussmann Open Fish Sevice Case Model DSFN-EP-450-R

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Plexiglass and Acrylic Care

Warning: Improper cleaning can degrade the quality of the surface.

Did you use the correct cleaning agents?

Did you use the correct cleaning cloths?

Did you notice any micro scratching on the surface?

Describe the condition of the surface.

Sign off on the plexiglass and acrylic care

Run this procedure

Honeycomb Removal & Cleaning

CAUTION: DO NOT TEAR THE HONEYCOMB

Remove the honeycomb assembly

Describe the condition of the honeycomb after removal

Amount of powdered detergent used in tablespoons

Clean the honeycomb

Rinse the honeycomb thoroughly in clean water

Dry the honeycomb

Install the honeycomb

Sign off on the honeycomb removal & cleaning

Run this procedure

Ballast Replacement

Warning: Ensure the power supply is turned off before starting the procedure

Body panels removed

Upload a photo of the removed body panels

Screws to grille removed

Upload a photo of the exposed electrical conduit

Ballast replaced or serviced

Upload a photo of the replaced or serviced ballast

Canopy replaced in reverse order of removal

Sign off on the ballast replacement

Run this procedure

Fan Blade Replacement

WARNING! ALWAYS DISCONNECT THE ELECTRICAL POWER AT THE MAIN DISCONNECT WHEN SERVICING OR REPLACING ANY ELECTRICAL COMPONENT OF THIS REFRIGERATOR. THIS INCLUDES, BUT IS NOT LIMITED TO SUCH ITEMS AS FANS AND THERMOSTATS.

The evaporator fan is located directly under the deck pan.

Fan blade needs servicing?

ALWAYS REPLACE THE FAN BLADE WITH THE RAISED EMBOSSING SIDE OF THE BLADE INSTALLED TOWARD THE MOTOR.

Sign off on the fan blade replacement

Run this procedure

6 Monthly Open Fish Service Case Maintenance

Warning: This maintenance check requires trained personnel with PPE!

Is the discharge honeycomb clean?

Is there any accumulated dirt in the condenser coil?

Is there any accumulated dirt in the condensate evaporator pan?

Poor circulation of air through the condenser coil will result in poor refrigeration performance.

Is there poor circulation of air through the condenser coil?

Dirt accumulation inside the condensate evaporator pan will reduce the pan’s capacity and affect the efficiency of the heater causing a burned out heater and an overflow of defrost water onto the store floor.

Is there dirt accumulation inside the condensate evaporator pan?

Is the power supply to the equipment reliable?

Run this procedure