Epson RS Series, Руководство по обслуживанию

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RS3 RS4 Maintenance 6. Joint #2
54 RS series Maintenance Rev.3
6.2 Replacing Joint #2 Reduction Gear Unit
Name Quantity Note
Maintenance parts
Reduction Gear Unit 1 1514471
Tools
Hexagonal wrench
width across flats: 2 mm 1
width across flats: 2.5 mm 1 For M3 screw
width across flats: 3 mm 1
width across flats: 4 mm 1 For M5 screw
Torque wrench
M3 1
M5 1
Nipper 1
Spatula 1 For applying grease
Force gauge 1
Belt tension
100 N
(10.2 kgf)
Suitable cord (Length about 800 mm) 1 For belt tension
Wiping cloth
1
For wiping grease (Flange)
1
For wiping grease (Bolt)
Material
Wire tie 4
Grease
Grease (SK-1A) 12 g
W hen tightening hexagon socket head cap bolts, refer to the 2.4 Tightening Hexagon Socket
Head Cap Bolts.
Joint #2
reduction gear
unit
Removal (1) Remove the Arm #1 cover.
For details, refer to 3.1 Arm #1.
(2) Remove the Arm #1 under cover.
For details, refer to 3.1 Arm #1.
(3) Disconnect the connectors:
Connectors X30, X23, XB23, X231, XU10, XU20 (Hold the clip to remove.)
(4) Put the cables over the J2.
Wire tie
(5) Cut off two wire ties bundling the cables.
(6) Disconnect the ground wire.
(7) Remove the user plate.
For details, refer to 3.5 User plate .
(8) Remove the air tubes from the user plate. Press the ring of fittings of the air tube to
pull it out (ø6 × 2, ø4 × 1
）
.
Be sure to remember the cable location to connect them to the original position.
(9) Pull out the air tubes from the upper side of Joint #2.

NOTE