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14 
R
888 Porter Rd.  Muskegon, MI  49441  Phone: 231.798.8888  Fax: 231.798.4960  www.structuralconcepts.com 
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. 
 
 
 
Slide
 Out f
or 
Serv
icing
 
Electrical 
J-Box 
Light Ballast 
Main Power 
Switch 
Temperature 
Control 
Module 
Temperature 
Control 
Module