Impulse DO3637R, DO4823R, DO4837R, DO3623R Refrigeration Fundamentals, Temperature Control Module

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REFRIGERATION FUNDAMENTALS

Refrigeration Access, Connections & Servicing

Assembly or disassembly and servicing to be accomplished by licensed refrigeration contractor.

Refrigeration Unit slides directly out from lower section to allow for servicing.

Service connections are located in the Refrigeration Slide-Out (shown at right).

Refrigeration Unit is equipped with evaporator pan for case condensation. Insure evaporator pan is plugged in 110V receptacle inside base, and positioned under PVC drain and on base frame.

When pulling or pushing unit in or out under the case, use caution to avoid damage to copper refrigeration lines, hoses and cable.

Insure that the flexible drain hose is fully inserted into the slot of hose support for proper drainage. See illustration on next page for general location and specifics.

Temperature Control Module

Temperature Control Module is located in the Electrical J-Box.

The temperature is controlled by the Temperature Control Module. It is located at lower-right area (from the rear) of the Drop-In Refrigerated Section. See top-right illustration for general location.

If a temperature setting change is required, refer to the instructions for the CPC® (ESC3) Temperature Control Programming operating section of this manual

Note: See Technical Data section of this manual for proper settings to maintain product temperature per model.

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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 DO4837R 50 1/8L x 28 5/8D x 37 1/4H Model DO3637R Model DO4837R 38 1/8L x 28 5/8D x 37 1/4H38 1/8L x 28 5/8D x 61 1/8H 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 Shelf Assembly Removal Maintenance FundamentalsAdjustable Shelf 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 TaskCPC Controller Overview Compressor Power On DelayCompressor Safety Cycle Controller OverviewCPC ESC3 Controller Operation Indications on the DisplayChanging Other Set Points Viewing and Changing the Temperature Set PointCPC ESC3 SET Point Changing Instructions To change User set pointsWarranty Technical Service