HP 82240B Lubrication

[acoto]

Hi -

This week I I get a HP 82240B printer. Slow like h.ll, and noisy, but you know I wanted it for a long time.

SN 3112Snnnnn, probably made in 1991. Working fine, I think. Not much use.

Is it worth full to open, clean and lubricate, or better to use it as is.