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Maintenance; Cabinet Surfaces; Condenser; Merchandiser Electrical Data - Hussmann NAV-4 Installation & Operation Manual

Nav series medium temperature merchandisers
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P/N 2400204D

Maintenance

Long life and satisfactory performance of any
equipment is dependent upon the care given to it.
To insure efficient operation, proper sanitation and
minimum maintenance, the cabinet should be
thoroughly cleaned, debris removed and the
interior cleaned regularly.
CAUTION
TO AVOID PERSONAL INJURY OR DAMAGE
TO ELECTRICAL COMPONENTS, ALWAYS
DISCONNECT UNIT FROM MAIN POWER
SOURCE BEFORE SERVICING OR
CLEANING
Cabinet Surfaces (Interior and Exterior)
To preserve finish, the cabinet should be cleaned
with a mild solution of soap and warm water only,
using a soft cloth or sponge. DO NOT use any type
of caustic soap, abrasive cleaner, or steel wool
scouring pads which can mar the cabinet finish.

Condenser

The air cooled condenser should be cleaned regularly.
A dirty condenser restricts air flow
refrigeration efficiency. (Clean every month or as
required).
MAINTENANCE
I) With main power supply disconnected, remove
louver grill from front of lower cabinet.
condenser. This is opposite the fan motor.
2) Use a bristle brush to loosen the dust and dirt
and remove with a vacuum cleaner. When cleaning
condenser line be ware of fin edges as they are
sharp.
3) If the Display Merchandiser is located in an area
susceptible to grease collecting on the condenser,
scrub with a solution of warm water and detergent.
Care should be taken to keep solution away from
wiring and electrical components.

Merchandiser Electrical Data

Display Merchandiser data sheets are attached to
the back of this manual. The data sheets provide
case electrical data, electrical schematics, parts lists
and performance data. Refer to the Spot
causing decreased
Merchandiser data sheets and case serial plate for
electrical information.
PROCEDURE
Most dirt will collect on the air intake side of the
5-1

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