This document describes how to install an updated version of the graphics driver on a computer that runs Windows XP. The graphics driver is system software that controls a computer's graphics card (sometimes called a video card or GPU).
1 Check outside to see if there is anything blocking the condenser and make sure to trim any foliage back at least 2 feet. 2  Dirty air filter. 3  A dirty air filter can reduce your air conditioner's air flow and damage your unit, preventing it from properly cooling your home. Dirty air filter. 2  A dirty air filter can reduce your air conditioner's air flow and damage your unit, preventing it from properly cooling your home. 3  Make sure to check and change your filter once a month. 4  Incorrectly sized unit.
One is that it's hard to see leaks in hidden areas such as a leaky evaporator inside the HVAC case. If you suspect an evaporator leak and dye has been added to the A/C system, you can check the evaporator case drain hose to see if any dye has gotten that far.The alternative is to spend several hours tearing apart the dash and HVAC system to visually inspect the evaporator for leaks.r, you could check the evaporator for leaks by simply inserting the probe of an electronic leak detector into the HVAC case. Dye also needs time to work. Once it has been added to an A/C system, it needs time to circulate with the refrigerant.