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smfixit 07-14-2010 04:50 AM

recharging heat pump compressor
i installed a new compressor on a heat pump package unit, and would like to know the correct way to charge it apon start up ?

Marty S. 07-14-2010 06:12 AM

After a leak check and vacuum pump to 500 microns weigh in the charge. Hopefully you replaced the biflow drier when the system was open.

beenthere 07-14-2010 06:18 AM

By weight. The data lavel of the package unit, should have its operating charge on it.

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