Kaltis ULTRA LOW TEMPERATURE FREEZER User Manual - 8. Troubleshooting
8. Troubleshooting
CAUTION!
Repairs should only be performed by trained personnel.
If the unit malfunctions, before calling service, check the following.
The chamber does not cool:
1.
Check the power supply and circuit breaker.
2.
The voltage is too low. (Should this be the case, call an electrician.)
3.
The power switch is ON.
4.
The freezer is overloaded with warm ( room temperature) inventory.
Poor Cooling:
1.
The ambient temperature is too high.
2.
The inner door is not closed completely. The outer door is not closed firmly.
(Frost or ice between the cabinet and door gasket is possibly preventing the door
from sealing properly).
3.
The air intake grill is blocked.
4.
The condenser filter is clogged.
5.
The operating temperature set point is not been correctly inputted.
6.
The freezer is in direct sunlight, or close to a heat source.
7.
The rubber cap and insulation over the access port are not set correctly.
8.
Too many warm items are stored in the freezer compartment.
Excessive Noise:
1.
The freezer is not installed on a sturdy floor.
2.
The freezer is not level..
3.
Something is touching the frame.
4.
The freezer is in the immediate post startup phase.
The unit is sometimes noisy when the chamber temperature is high because of a large
load. The noise diminishes as the chamber cools. Before initial start up, familiarize
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