docs: Note pressure_advance over 0.20 is unlikely to improve quality

Update the pressure advance tuning document to note that 0.20 is
likely the ceiling of a useful pressure advance setting.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-01-08 11:07:26 -05:00
parent ed9dee4602
commit 0cf06ee69a
1 changed files with 4 additions and 1 deletions

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@ -63,7 +63,10 @@ in good quality corners:
![corner-good](img/corner-good.jpg)
Typical pressure_advance values are between 0.05 and 0.20 (the high
end usually only with bowden extruders).
end usually only with bowden extruders). If there is no significant
improvement seen after increasing pressure_advance to 0.20, then
pressure advance is unlikely to improve the quality of prints. Return
to a default configuration with pressure_advance disabled.
It is not unusual for one corner of the test print to be consistently
different than the other three corners. This typically occurs when the