McQuay Oil Diff

[CAR2011]

Hi Guys,
Just wondering if anyone could help.
I have been working on a McQuay ALSE 163 Twin Screw and im getting constant High Diff Oil pressure faults.
Is there an oil filter on this circuit??
If so where???
McQuay are a great help....NOT!!!!

[GHAZ]

HI is it the frame 2 compressor ,if so it has a small filter underneath the discharge housing ,if you any troubles let me know or send me an email.