E-Class (W124) 1984-1995: E 260, E 300, E 320, E 420, E 500 (Includes CE, T, TD models)

Part numbers for W124 R134a AC Parts?

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Old Oct 20, 2022 | 07:54 AM
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Junaid6305's Avatar
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From: Durban, South Africa
W211 E Class, W124 E Class
Part numbers for W124 R134a AC Parts?

My car (230E) currently has a R12 AC System. Currently rebuilding the engine and doing other restoration work and I want to change over to the R134a components. I had R134a in the system but the performance was poor on hot days especially when in traffic.

I'm going to keep the original 10PA15C compressor as I can't find a 10PA17C braket that would work with the M102 engine. I'll just rebuild the compressor with new seals etc.

I'll replace the drier, TX valve, condenser (Parallel Flow), pressure switches and dual fan conversion. Also new lines if I can find them.
I currently can't undo the AC line as the nut is seems to be seized. I tried to turn harder but the aluminium line going to the TX Valve just starts to bend so anyone got any tips on how to remove that?

Does anyone have part numbers for the above parts (R134a variants) and also if there are any other parts I'd need that I haven't listed. I've been looking for them but when I do find part numbers I'm not sure if they're R12 or R134a, the dealer isn't much help either as they didn't even know wha R12 gas was.
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