farmer_bootsExplorerApr 27, 2014AC unitsI have two Duo-Therm 15k heat pump penguin AC units on our camper. One is down to 10 deg differential temperature suggesting it is loosing Freon. Compressor currents are nominal or maybe a little low....Show More
Old-BiscuitExplorer IIIApr 27, 2014They are rarely worth attempting to charge as they do not have valving/connections to do so.They are basically throw way units if they leak.BUT have you CLEANED the evap and condenser coils?And kept the return air filter clean?Cleaning coils/filter goes a long way to helping them cool.Otherwise......IF they have been cleaned and are lacking in cooling......replacement timeNever heard a Brisk running so can't comment