Oven/Ranges Test and calibrate tempratures on ovens / ranges. Inspect for gas leaks and test gas pressure regulator to insure safe and proper operation. Ice machines Physically remove slime and mineral build-up. Flush system with cleaner. Clean condenser coil. Replace water filter. Inspect for leaks. Built-in Refrigerators / Wine storage units Clean Condenser coils. Check temperatures. Replace water filters if applicable and check refrigerant levels and for overall proper operation. Outdoor Grills Inspect for gas leaks, cracked ignitors, bad ignition modules or switches, clogged burners, stiff/frozen valves and gas pressure test. more details