how to change carbon brush for DP6388B airless sprayer?
this is the instruction to teach how to change the carbon brush.
The motor for DP6388B / 6310 is high speed (about 15000rpm at free-loading, and about 8000rpm with loading)
so the carbon brush is much more faster worn than the normal PMDC motor.
we recommend the user to change the carbon brush for 6388B/ 6310 after 160 – 180 hours working time.