Impulse DO4823R, DO4837R, DO3637R, DO3623R dimensions Troubleshooting

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TROUBLESHOOTING

 

Product is Drying Out

Check the relative humidity in the store.

Water on the Floor

Check that all of the hoses are connected.

 

Check that the drain trap is free of debris.

Excessive Fan Noise

Check that the case is aligned properly.

 

Check that nothing is obstructing the blade rotation.

 

Check that the fan shroud is properly secured.

System is not Operating

Confirm the utility power is on.

 

Check that the MAIN power switch is on.

 

Check that the unit is properly plugged in.

 

Check the circuit breaker box for tripped circuits.

Fans Not Working

Check that the MAIN power switch is on.

 

Determine if there is ice build up blocking the fan.

Case Lights Not Working

Check bulbs for proper installation and connection.

 

Check for burned out bulbs.

 

Clean dirt and dust from the bulbs to prevent flickering.

Condensing Unit Not

LED dF flashing, Controller is in defrost mode (not an alarm).

Operating.

Compressor is running in a normal condition.

 

Check that the power is turned on.

 

Review factory time settings on the CPC controller.

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888 Porter Rd. Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 www.structuralconcepts.com

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Contents Model DO3637R Model DO4837R 38 1/8L x 28 5/8D x 37 1/4H 38 1/8L x 28 5/8D x 61 1/8HModel DO4837R 50 1/8L x 28 5/8D x 37 1/4H 50 1/8L x 28 5/8D x 61 1/8HTable of Contents Overview and Warnings Customer Cabinet Provisions Customer Cabinet ProvisionsService Top Cutout Dimensions Clearance Dimensions Clearance and AIR FlowVenting Instructions for AIR Intake / Exhaust DO3637R 2 Facia EnclosureVenting Instructions for AIR Intake / Exhaust DO4837R Page Seal Upper Display Case to Base InstallationDisplay Case Setup Case Start-Up Temperature SettingsSTART-UP and Operation Maintenance Fundamentals Adjustable ShelfShelf Assembly Removal Light FixturesRemoving Rear Doors and Perforated Acrylic Plenum Evaporator Coil Fans Access and RemovalLight Ballast Access Removing the Rear Doors Removing Perforated Acrylic PlenumTemperature Control Module Refrigeration FundamentalsRefrigeration SLIDE-OUT Exploded Pictorial Technical Information Sheet Model DO3637R Technical Information Sheet Model DO4837R Technical Information Sheet Model DO3623R Technical Information Sheet Model DO4823R Troubleshooting Alarm Going Off, CPC ESC3 Cleaning Schedule Daily Weekly Monthly TaskCompressor Power On Delay Compressor Safety CycleCPC Controller Overview Controller OverviewCPC ESC3 Controller Operation Indications on the DisplayViewing and Changing the Temperature Set Point CPC ESC3 SET Point Changing InstructionsChanging Other Set Points To change User set pointsWarranty Technical Service