Maintenance
▌
28
Internal inspection
Visually check the items specified in table. Even if the grease has turned brown, lubrication
condition is deemed appropriate if the running surface still appears glossy. Refer to "8-2
Grease lubrication" for how to apply grease.
Item
Description
Remedial action
Ball screw
shaft
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 shaft with a soft
cloth and apply grease to the nut
running groove.
Linear
guide
Are there any deposits of foreign
matter such as dust?
Remove the foreign matter.
Has the grease lost its gloss or been
consumed?
Use a soft cloth to clean the ball rolling
grooves on both sides of the linear
guide, and add grease from the grease
nipple.
8-2
Grease lubrication
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.
Wipe off the old grease and any dirt completely with a soft cloth, and apply new grease.
Grease to be used : AFC grease (THK Co., LTD.)
Linear guide
(Apply grease to the
opposite side as well)
Ball screw shaft
Ball screw shaft
Non-guide type
Guide type
