central  (602) 266-8165

                                                                                                             WEST VALLEY: (623) 772-0368

                                                           Phoenix air conditioning repair by  MD Mechanical 34 Point Spring Tune-Up/ Check-Up
                                                                      will keep you air conditioning system runing at its peak performance

Neglecting your unit leads to poor ac performance and increased energy consumption. And regular maintenance is far less costly than repairs or a replacement of your ac. By keeping your ac air operating at peak performance, you will recover any money invested in upkeep by lower repair costs and savings on your electric bill.

With regular maintenance you will prevent small problems from becoming big problems and ensure optimal performance of your ac air system.  We also offer annual service agreements, which can reduce the cost of a Performance Tune-Up.



                                                                                                               1.    Check thermostat

                                                                                     2.    Start unit run ac

                                                                                     3.    Check return air filter

                                                                                     4.    Check condensate drain

                                                                                     5.    Check condensate pan and fittings for leaks

                                                                                     6.    Check blower wheel

                                                                                    7.    Check blower motor stability

                                                                                    8.    Check blower motor amp draw

                                                                                    9.    Lube motors and bearings if required

                                                                                   10.   Check belt, pulleys and alignment on ac air unit

                                                                                   11.   Check total electrical consumption

                                                                                   12.   Examine parts for physical wear

                                                                                   13.   Check and secure all panels

                                                                                   14.   Examine all electrical connections

                                                                                   15.   Check unit disconnect switch

                                                                                   16.   Check temperature difference across coil

                                                                                   17.   Perform routine cleaning of condenser coil

                                                                                   18.   Check condenser fan motor stability on ac air unit

                                                                                   19.   Check condenser fan motor amp draw

                                                                                   20.   Check condenser fan blades for vibration

                                                                                   21.   Check reversing valve

                                                                                   22.   Check crank case heater

                                                                                  23.   Check relays and contactors

                                                                                  24.   Check capacitors

                                                                                  25.   Check all safety devices

                                                                                  26.   Test time delay on ac air unit

                                                                                  27.   Check defrost assembly

                                                                                  28.   Check all controls for your ac air system

                                                                                  29.   Test refrigeration metering device

                                                                                  30.   Measure operating pressure with gauges

                                                                                  31.   Check noise and vibration levels

                                                                                  32.   Check compressor amp draw on ac air unit

                                                                                  33.   Make final operations test

                                                                                  34.   Advise of improvements as needed on ac system



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Phoenix air conditioning repair offers air conditioning in phoenix Arizona . We offer residential and commercial services for air conditioning and heating .Phoenix air conditioning Provides  A/C Service throughout the Phoenix valley