Impulse DO4837R - Manual (Page 12)

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