Impulse DO3637R Manual Do Utilizador

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12 
R
888 Porter Rd.  Muskegon, MI  49441  Phone: 231.798.8888  Fax: 231.798.4960  www.structuralconcepts.com 
MAINTENANCE FUNDAMENTALS, CONTINUED 
Warning, disconnect power before provid-
ing maintenance and service to unit.  As-
sembly or disassembly  and servicing to be 
accomplished by licensed electrical con-
tractor.  
 
Evaporator Coil Fans Access and Removal 
 
• 
Fans may be accessed by removing Deck 
(covering Fan Shroud, Fan Housing and 
Coil). See illustrations at right. 
 
Light Ballast Access 
 
Light ballast is located inside the Electrical J-
Box.  Electrical J-Box is located at lower-right 
side (from the rear) of the Drop-In Refrigerated 
Section.  See below right illustration for general 
location. 
 
Electrical J-Box is assembled with Phillips 
screws.  To disassemble, simply use Phillips 
screwdriver to remove screws. 
 
 
Removing Rear Doors and Perforated 
Acrylic Plenum.  
 
• 
Note: Doors are not interchangeable.   
• 
There is an Outer and Inner Door.  The 
Outer door is the right hand door (from 
case rear). It can be identified by a stop 
located at the lower right hand corner to the 
inside of the case.   
• 
The Inner Door is the left hand door (from 
case rear). 
• 
See next page for specifics on access to 
and removal of thumbscrews, doors and 
perforated acrylic plenum.  
 
Fan 
Housing 
Fan 
Shroud 
Coil 
Inner Door 
Outer 
Door 
Fan Shroud 
Coil 
Drain 
Fan & Housing 
Thumb-
screws 
holding 
Sliding 
Doors to 
Acrylic 
Plenum