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Bosch ACS 753 Air Conditioner Service Yearly Maintenance

The Bosch ACS 753 Air Conditioner Service Yearly Maintenance form is an inspection tool focusing on solenoid valves, leak and pressure checks allowing your machine to perform at its best.
MaintainX
04/26/2021

Bosch ACS 753 Air Conditioner Service Yearly Maintenance

The Bosch ACS 753 Air Conditioner Service Yearly Maintenance form is an inspection tool focusing on solenoid valves, leak and pressure checks allowing your machine to perform at its best.

    Solenoid valves inspection

    flow in one direction only

    Check machine for leaks

    Pressure Decay Leak Test

    The machine performs a self-recovery and displays:

    The machine performs a 30-second vacuum test and displays:

    Once the machine passes the vacuum test, a controlled pressure is applied to its internal components. The machine displays:

    NOTE: Leak Check may also be selected at any time from the Functions Menu. If you de- cline to run the Leak Check when prompted, the machine will continue to prompt for the test at each power-up until the test is completed (for R1234yf only).

Source: Bosch

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