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  1. E

    R134..pressure

    I recently converted to R 134..after fixing a leak...it is working erraticaly..the low side pressure was 45..maybe overfill? I bled it off to 35. Would anyone know which was I should adjust the screw on the pressure switch to activate the system at the lower pressure?
  2. E

    vacum brake

    I recently switched from Powermaster to a vacum setup. I am having a problem with low brake pedal and it is also slow to return. I suspect it is the checkvalve . Is it inside the booster?? Is it a b*^%h to change?
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