STE 80747
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DUST-PROOF & DRIP-PROOF TYPE SPECIFICATIONS MANUAL
5.4.2 Arm 1 Cover
The arm 1 covers are installed above the axis 1 (arm 1 cover) and under the axis 2
(arm 2 cover). The covers are secured to the arm 1 with six (6) cross-recess truss
head screws (M4x6) in such a way to sandwich the gasket between the arm and the
cover. The gasket attachment surface is coated with liquid gasket. Detach the cover
while stripping off the liquid gasket using a minus screwdriver or the like.
Fig. 5.6 Arm 1 cover
Arm 1 cover
Arm 2 cover
Gasket
Gasket
rm 1
Apply liquid gasket to the whole surface of
the gasket.
Apply liquid gasket to the attachment
surface of the arm 1 (back side).
Apply liquid gasket to the
outer circumference of the
gasket between the arm 1
cover, and the arm 1.