Heating                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
               On                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               
               Off                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               
   5:00:00                                                     6:42:00                                                          8:24:00                                         10:06:00                                                 11:48:00                                                      13:30:00                                                      15:12:00                                                  16:54:00                                                    18:36:00                                                             20:18:00                                                         22:00:00                                              23:42:00