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  1. Residential HVAC Forum
    I am turning my electric heater / ac unit into a heat pump system but in stages. First stage is just having it work like a regular AC. I have installed a 2.5 Goodman Heat Pump GSZ140301, New coils and lines, vacuumed to 200 microns and it held, and let out the freon in to the system. The...
  2. Residential HVAC Forum
    Hey fellas im new to the hvac field. today i was working on a Trane Water cool vertical heat pump. the unit have a contactor for the compressor and a relay with a set of NO contacts for the blower fan.... But when the unit is leave on a while the fan relay starts to make a buzzing noise and the...
1-2 of 2 Results