The proper order for repairing a system after identifying a leak in a brazed joint on the discharge line is to:
A) Recover the refrigerant, repair the leak, leak test the system, evacuate the system, charge the system with refrigerant.
B) Recover the refrigerant, leak test the system, repair the leak, evacuate the system, charge the system with refrigerant.
C) Charge the system with refrigerant, repair the leak, recover the refrigerant, leak test the system, evacuate the system.
D) Leak test the system, repair the leak, recover the refrigerant, evacuate the system, charge the system with refrigerant.
A
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While discussing direct fuel injection (DFI), Technician A says the DFI injector may require a special tool to remove it from the cylinder head. Technician B says the DFI high-pressure fuel line from the high-pressure pump to the fuel rail can be reused only twice before replacement. Who is correct?
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