Had my car done - corrective polish, then applied with warranty as mentioned - makes cleaning it much faster and little elbow grease required for a "just polised" look
Jonathan you can also download from the main site - recently reindexed so you *should* be able to search within it too
https://www.commervanfan.co.uk/downloads.html
A very early one probably "PA" designation - single side repeaters at the front along with three bar grill and big commer badge, not individual letters. Rear lights have been replaced by something newer by the looks of it. Petrol or diesel?
With some wizardry I think I have now improved the Commer Manual on the main site https://www.commervanfan.co.uk/assets/files/CommerManual.pdf
If you download it you should be able to search for the text in the scan - I have only tried with "Clutch" but it seemed to work and makes it more...