Epson VT6-A901S - Replacing AMP Board on Joint #1, #2, and #3

VT6L Maintenance 15. AMP Board
122 VT series Maintenance Manual Rev.2
15.1 Replacing AMP Board on Joint #1, #2, and #3
Name Quantity Note
Maintenance
parts
AMP Board 1 2189027
Tools
Hexagonal
wrench
width across flats: 2.5 mm 1
For M3 hexagon socket head cap
bolts
width across flats: 3 mm 1
For M4 hexagon socket head cap
bolts
Torque wrench
1
For tightening torque control
Cross-point screwdriver (No. 2)
1
For cross-recessed screw
Nippers
1
For cutting wire tie
Belt tension meter
1
Refer: Unitta U-505
Material
Wire tie
-
The brake is mounted on each joint to prevent the arm from lowering due to its own weight while the
Controller power is OFF or the motor is OFF status. The brake does not work during replacement.
Be careful when performing maintenance work.
AMP Board
Removal
(1)
Turn OFF the Manipulator.
(2)
Remove the plate (with AMP board) from the motor unit.
Reference: 9.1 Joint #1 Motor Removal
10.1 Joint #2 Motor Removal
11.1 Joint #3 Motor Removal
(3)
Remove the AMP board from the plate.
Cross-recessed screws with a washer: 3-M3×6
If the thermal conductive sheet is attached on the rear side of the AMP
board, remove it. The thermal conductive sheet will be necessary
again. Be careful not to lose it.

NOTE