V. Replacement of Components
WARNING
•This appliance should be diagnosed and repaired only by qualified service personnel to reduce the risk of death, electric shock, serious injury, or fire.
•Press the power button for 2 sec. to turn off the appliance, then unplug the power cord from the electrical outlet before servicing.
•Make sure all food zones in the appliance are clean after the appliance is serviced. For cleaning procedures, see "VI.A. Cleaning."
A.Service for Refrigerant Lines
WARNING
•Repairs requiring the refrigeration circuit to be opened must be performed by properly trained and
•Use an electronic leak detector or soap bubbles to check for leaks. Add a trace of refrigerant to the system (if using an electronic leak detector), and then raise the pressure using nitrogen gas (140 PSIG). Do not use R‑134a as a mixture with pressurized air for leak testing.
NOTICE
•Always recover the refrigerant and store it in an approved container. Do not discharge the refrigerant into the atmosphere.
•Do not leave the system open for longer than 15 min. when replacing or servicing parts. The Polyol Ester (POE) oils used in
•Always install a new drier every time the sealed refrigeration system is opened.
Do not replace the drier until after all other repair or replacement has been made. Install the new drier with the arrow on the drier in the direction of the refrigerant flow.
•When brazing, protect the drier by using a wet cloth to prevent the drier from overheating. Do not allow the drier to exceed 250°F (121°C).
1.Refrigerant Recovery
No refrigerant access valves are provided on this appliance. Using proper refrigerant practices, utilize a temporary
After recovery is complete, replace the
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