If it's a heat pump, you'll need adequate power to both the air handler and the outside condenser.

Recently the condensers failed on two of the 5 units at the same time.

____Repair cost break down___Roof - repair price depends on home SQFT, type of roof + any know damageHVAC - replacing a Condenser (outside unit), handler (inside unit), ducts or possibly replacing all together Electric - cost depends on the job - replacing panel, running new wires, adding or repairing electric to an areaHot water tank - cost of tank + labor + ( some plumbing components)Windows - cost per window + labor cost per/windowPaint- cost is price per/sqft, varies if painter are painting trim, primer, how many coats, interior or exterior Sheet rock work - how many sheets 4x8 sheets will they Demo and replace Flooring - normally charge per/sqft - find the cost of the floor you want and multiple by your sqft and add the labor cost per/sqftkitchen - cabinets ( price per cabinet + labor to build and install) - counter top cost, price for material sqft and price per sqft of to fabricate, cut, and installAppliances - cost of appliance + install Bathroom remodel - depends on the size and quality finish - i start with finding the price for a small standard 5x7 bathroom and move upPlumbing - cost depends on the size of the job and scope of workThe above information is a quick break down of how to get rough estimate of rehab cost.

I have been told that my air conditioner "The system unit needs to have Freon up to 8lbs to 9lbs and replace Coil Condenser.

It is a Takagi condensing unit, 199k BTU.

for Air Conditioning parts like an evaporator coil, or a condenser? 

My condensers are being stolen from my rentals at an alarming rate.

Alos there is a high efficency furnace model that will need a condensation line during the winter months you will need to figure out. 

The homeowners handyman allegedly covered up the mold in the walls caused by an AC condensation leak.

We refinished the garage, had some repair work done in the patio room and roof, had some repair work done to the HVAC & replaced the outside condenser unit.