Cost of Operation. A residential water heater contributes to as much as 30 percent of a household's energy cost-second only to the expense of a home's heating and cooling system. Selecting the right water heater-one that is efficient and the right capacity-can dramatically impact your monthly energy bill.
Use the following steps to force stop an application: 1  Open the Applications tab and tap Settings, and next tap Applications. 2  Tap Manage Applications. 3  In the list of running applications, select the application you wish to close and tap Force Stop.
Step 2. Press the âVolume-downâ button to scroll to âWipe Data/Factory Reset.â Press the âCameraâ button to select it. Step 3. Scroll to and select âWipe Cache Partition.â. Step 4. Highlight and select âReboot System Now.â The phone restarts.ap âManage Applications,â select the âAllâ tab and touch an application name. Related Reading: How to Use an Android Data Monitor App. Step 3. Touch the âClear Dataâ button to wipe the appâs saved data. Tap âClear Cacheâ to remove any cached data for the app.