Impulse DO4837R, DO4823R, DO3637R, DO3623R dimensions Alarm Going Off, CPC ESC3

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TROUBLESHOOTING, CONTINUED

Alarm Going Off, CPC ESC3

E0 flashing, Air probe has failed.

 

E1 flashing, Defrost termination or product probe has failed.

 

L0 flashing, Low temperature alarm.

 

H1 flashing, High temperature alarm.

 

Ed flashing, Defrost timeout has occurred (did not terminate

 

correctly).

 

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

 

Compressor is running is a normal condition.

Not Holding Temperature.

If a large amount of warm product was added to the case, it will

 

take time for the temperature to adjust.

 

The temperature will change during defrost mode but will return

 

to normal.

 

Check that the discharge air is not disrupted or blocked by

 

product (Product is above load limit level).

 

Check that the case is not in the sun or near a heat or air-

 

conditioning vent.

 

Is case located near front doors.

 

Check the evaporator coil for ice build up (can be viewed from

 

fan shroud inspection cover).

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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 38 1/8L x 28 5/8D x 61 1/8H Model DO3637R Model DO4837R 38 1/8L x 28 5/8D x 37 1/4HModel 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 ProvisionsClearance and AIR Flow Service Top Cutout Dimensions Clearance Dimensions2 Facia Enclosure Venting Instructions for AIR Intake / Exhaust DO3637RVenting Instructions for AIR Intake / Exhaust DO4837R Page Installation Display Case SetupSeal Upper Display Case to Base Temperature Settings START-UP and OperationCase Start-Up Adjustable Shelf Maintenance FundamentalsShelf Assembly Removal Light FixturesEvaporator Coil Fans Access and Removal Light Ballast AccessRemoving Rear Doors and Perforated Acrylic Plenum Removing Perforated Acrylic Plenum Removing the Rear DoorsRefrigeration Fundamentals Temperature Control ModuleRefrigeration 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 Daily Weekly Monthly Task Cleaning ScheduleCompressor Safety Cycle Compressor Power On DelayCPC Controller Overview Controller OverviewIndications on the Display CPC ESC3 Controller OperationCPC ESC3 SET Point Changing Instructions Viewing and Changing the Temperature Set PointChanging Other Set Points To change User set pointsWarranty Technical Service