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ROUTINE MAINTENANCE
Defrosting the air release port
Frost will readily build up within the air release port when the cap on the air release port is loosened or
removed to open the outer door.
Remove the frost depending on the condition of the unit, as follows:
Condition Action
Frost and ice have built up
within the air release port.
Remove the frost and ice in the air release port with the stick for
frost removal.
The outer door cannot be
opened even if the cap on the
air release port is removed.
Remove the frost and ice in the air release port with the stick for
frost removal.
Frost and ice have built up
inside the chamber.
Remove the frost and ice with the scraper.
Note:
Do not use tool with a sharp edge (such as a knife or screw-driver) to remove the frost within the air
release port.
CALIBRATION
During continuous operation, the following service tasks must be performed:
• Perform a temperature calibration at least once a year.
For temperature calibration, contact our sales representative or agent.
Stick for frost removal
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