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Part Number: 000015430 Rev 02 5/20 193
4. Follow the normal evacuation procedure, except
replace the evacuation step with the following:
A. Pull vacuum to 1000 microns. Break the vacuum
with dry nitrogen and sweep the system.
B. Pull vacuum to 500 microns. Break the vacuum
with dry nitrogen and sweep the system.
C. Change the vacuum pump oil.
D. Pull vacuum to 500 microns. Run the vacuum
pump for 1/2 hour on self-contained models,
E. You may perform a standing vacuum test to
make a preliminary leak check. You should use an
electronic leak detector after system charging to
be sure there are no leaks.
5. Charge the system with the proper refrigerant to the
nameplate charge.
6. Operate the ice machine.
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