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P/N 3116321_A
CASE PROBLEM / RESOLUTION GUIDE
Use the following as a checklist for discovering and correcting problems with the operation of this case.
Lots of ice on equipment walls
☐ Check if the AD equipment executes automatic defrosting .
☐ Check if the lids are sealing correctly .
☐ Check if the products are touching the interior walls .
☐ Check if the defrost gutter resistance is damaged .
☐ Check that the products stocked in the case do not exceed the indicated load limit .
☐ Check if the room and defrosting probe thermostats are turned on correctly .
☐ Check that local temperature and relative humidity conditions exceed the equipment's climate
classification (found on the characteristics label) .
High electric energy consumption
☐ Check if the set point is at maximum .
☐ Check if the condenser is blocked .
☐ Check if the lids are properly closed .
☐ Check if the local conditions exceed the equipment's climate classification
(found on the characteristics label) .
☐ Check the equipment's ventilation channels (correct distance between objects
or if cooling fan motor is operating) .
Condensation inside of case cabinet
☐ Check if the set point is at maximum .
☐ Check if products are over the load limit .
☐ Check if the glass is dirty or obstructed with adhesives .
☐ Check if external conditions exceed the limit of the equipment's normal operation .
If none of these situations resolves the issue, please call your Hussmann representative .
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
Island Self Contained R-290
5-7
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