V50 L5-2.4L VIN 39 B5244S7 (2005)
(A) shows an approved expansion valve.
If 4 or 5 filter sections in the expansion valve are clogged (B), the compressor oil must be inspected.
If the filter is extremely clogged or if it contains a large volume of metal particles, the compressor may need to be replaced.
If the compressor oil is black or very dirty, replace the compressor.
If the compressor is dry, replace the compressor.
Installation
Installing the expansion valve (orifice)
Install a new expansion valve.
NOTE: Make sure that the expansion valve is properly pressed into the pipe section at the evaporator.
Install the cap nut. Tighten. See: Summary of tightening torques for specific components.
Finishing
Checking the function and leak tracing
Vacuum pump the air conditioning (A/C) system. See: Vacuum pumping. Fill the air conditioning (A/C) system with refrigerant. See: Refrigerant, filling.
Leak trace the air conditioning (A/C) system. See: Leak detection, tracer agent or: Leak tracing, electronic leak detector.
Checking the performance
Carry out a performance test on the climate control unit. See: Climate control system, check.