Maintenance; Electrical Precautions; Replacing Fluorescent Lamps; Tips & Troubleshooting - Hussmann DSF Installation And Operation Manual

IGSV-DSF, DSFM-0303

ELECTRICAL PRECAUTIONS

BEFORE SERVICING – Always disconnect
electrical power at the main disconnect when
servicing or replacing any electrical component
This includes (but not limited to) Fans, Heaters,
Thermostats, and Lights.

REPLACING FLUORESCENT LAMPS

Fluorescent lamps are furnished with a shatterproof pro-
tective coating. The same type oflamp with protective coat-
ing must be used if replaced.
This lamp has been treated to resist breakage and must be
replaced with a similarly treated lamp in order to maintain
compliance with NSF Standards.
Contact HUSSMANN Chino for replacement
1-800-395-9229 x 2131
EVAPORATOR FANS
The evaporator fans are located at the center front of
these merchandisers directly beneath the display pans.
Should fans or blades need servicing, always replace fan blades
with the raised embossed side of the blade TOWARD THE
MOTOR.
COPPER COILS
The copper coils used in Hussmann merchandisers may
be repaired in the field. Materials are available from local
refrigeration wholesalers.
Hussmann recommends using #15 Sil-Fos for repairs.
TIPS & TROUBLESHOOTING
Before calling for service, check the following:
1. Check electrical power supply to the equipment for
connection.
2. Check fixture loading. Overstocking case will affect
its proper operation.
3. If frost is collecting on fixture and/or product, check
that Humidity Control is working properly, and that
no outside doors or windows are open—allowing
moisture to enter store.

Maintenance

NSF CODE 4.28.1
12
FOR PROMPT SERVICE
When contacting the factory,
be sure to have the Case Model and Serial
Number handy. This information is on a plate
located on the case itself.