75F
13
Troubleshooting Guide
DANGER
ELECTROCUTION HAZARD
Never attempt to repair or perform maintenance on
the unit until the main electrical power has been
disconnected.
Troubleshooting - What to check when problems occur:
PROBLEM
POSSIBLE CAUSE
REMEDY
Unit not cold enough
Door gasket not sealing properly
Adjust door (See MAINTENANCE; DOOR ALIGN, ADJUST,
REVERSE).
Item(s) interfering with door
Reposition or remove item(s).
Dirty condenser coils
Clean condenser (See MAINTENANCE; CONDENSER
CLEANING).
Airflow to front grille blocked
Airflow must not be obstructed to front grille (See
OPERATION).
Temperature not set cold enough
Set control knob to cooler setting (See OPERATION).
Allow 24 hours for temperature to stabilize.
The unit frosts up.
Unit is manual defrost model.
Models SP18, 95, 98, CO29, CO75 and 75F are manual
defrost (See MAINTENANCE; DEFROSTING).
Door gasket not sealing properly
Adjust door (See MAINTENANCE; DOOR ALIGN, ADJUST,
REVERSE).
High ambient temperatures or
humidity
Defrost unit manually (See MAINTENANCE;
DEFROSTING).
Noise during operation
Certain sounds are normal.
Soft sounds from the fan will be heard.
Fan blade touching obstruction
(wiring, foam insulation, etc.)
Remove obstruction.
ULIN_016357_30144.fm Page 13 Tuesday, March 14, 2006 2:34 PM
