Professional Preventative Maintenance This Program includes HRAC Contractor' professional preventive maintenance. Without thorough and professional preventive maintenance, your system's performance will deteriorate while energy consumption and your operating costs will increase. Maintenance Program We Assume Customer Assumes *  BOILERS: Soot build up (1/8"), Burner Efficiency *  COOLING SYsTEM: Scale build up (1/8") *  CONTROL SYSTEMS: Thermostat malfunction (3°)  *  AIR HANDLERS: Dirty filters and coils       Lower owning and operating costs  Budget control   Investment protection   Extended equipment life   Reliable system operation   Reduced energy consumption   Peace of mind                                          PMA SERVICE          * Cleaning, adjustment, lubrication and calibration          of all equipment        * Automatic temperature control service        * Operational analysis of the system        * Cleaning of equipment                                           YOUR BENEFITS        * Extended equipment life reduces ownership costs        * Optimum energy consumption reduces operating costs        * Reduced system downtime saves you administrative time        * Maintaining equipment protects the value of your system © Halifax Heating & Air Conditioning -Ainsworth Group of  Companies 2011