Keeping cool under sweltering sun
BALAD AIR BASE, Iraq -- Master Sgt. Jason Dean, 332nd Expeditionary Civil Engineer Squadron heating, ventilation and air conditioning special project manager, checks the electrical current passing through a packaged air conditioning system with a multimeter, an electronic measuring instrument, here, May 26. Refurbishing air conditioning systems is a four-day process that consists of pulling out all primary and secondary control wiring and then installing new wiring. Sergeant Dean is deployed from F.E. Warren Air Force Base, Wyo. (U.S. Air Force photo/ Senior Airman Julianne Showalter)