Maintenance
27
Internal inspection
Visually check the internal condition of the motorized linear slide. Check the items specified in table below. Even if the
grease has turned brown, lubrication condition is deemed appropriate if the running surface still appears glossy. Refer
to “7-2 Applying grease” for how to apply grease.
Item
Description
Remedial action
Ball screw
Are there any deposits of foreign matter such
as dust?
Remove the foreign matter.
Has the grease lost its gloss or been
consumed?
Clean the ball screw with a soft cloth and apply
grease to the nut running groove.
Guide rail
Are there any deposits of foreign matter such
as dust?
Remove the foreign matter.
Has the grease lost its gloss or been
consumed?
Clean the ball rolling grooves on both sides of the
guide rail with a soft cloth and apply grease to the
ball rolling grooves.
7-2
Applying grease
Detach the side cover, and apply grease referencing the re-greasing interval in the table below.
Grease application
position
Re-greasing interval
Type of grease
Grease amount
Ball screw
•
Every six months
•
Every 100 km (62 mi.) in
mileage
•
When grease becomes
extremely dirty
•
AFF Grease (THK CO., LTD.)
Apply grease so as to spread it over the
traveling surface. Wipe off excess
grease.
•
Models for clean room use
AFE-CA Grease (THK CO., LTD.)
Guide rail
•
AFF Grease (THK CO., LTD.)
•
Wear protective goggles when applying grease. Pay attention to safety and handle
the grease carefully by following the instructions provided with that product. If
grease gets into the eyes or comes in contact with the skin, immediately flush the
area thoroughly with water.
•
When applying grease, do not touch the end section of the stainless steel sheet
with bare hands. Doing so may result in injury.
Side cover
Grease application
position of guide rail
(side surface of guide rail)
Grease application
position of ball screw
Side cover fixing screws (M3)
Tightening torque:
1 N•m (142 oz-in)
