30 Dec
2012
30 Dec
'12
2:51 p.m.
Rod Smallwood wrote:
Well, when I worked at DEC in the terminals group in
fact they used WD40's
penetrating qualities to un-clog print heads before a quick wash in a
solvent.
The "quick wash in a solvent" is the key thing. WD-40 by itself will
leave a residue that gums up the printhead. A solvent is needed to
remove that residue.