Nidek Medical Le 1000, Service Manual

Page: 54 / 152

LLE14BRDA001A/E
6 - 20
8. Remove the carriage ASSY. (44401-5000)
(see 6.30).
9. Disconnect connector CN06 of the DC motor
(44001-E042) and connector J3 (P503) of the
carriage relay board (44401-BA05).
10. Unscrew SB6 × 40 (n = 2) to replace the chuck
axis motor ASSY. (44001-5300).
11. Reassemble the parts in the reverse order.
1) Adjust the chuck pressure (see 7.3.4).
6.30.1 Y axis motor ASSY. (44001-5400)
Replacement part: Y axis motor ASSY. (44001-5400)
1. Remove the top cover ASSY. (44402-2100),
left side cover (44001-M204), and right side
cover (44001-M205) (see 5.4).
2. Disconnect connector CN02 of motor driver
(44001-E036) MDO1 and connector J5 (P505)
of the carriage relay board (44401-BA05).
3. Unscrew SB6 × 10 to replace the Y axis motor
ASSY. (44001-5400).
4. Reassemble the parts in the reverse order.
1) Adjust the carriage ASSY. (see 7.3.1).
2) Perform the arm position adjustment
and calibration of the safety beveling/
grooving ASSY. (44001-6000) (see
7.3.3.1 and 7.5.3).
3) Adjust the height of the feeler ASSY. (see 7.3.2.1).
4) Adjust the feeler initial position (see 7.3.2.2).
5) Perform the calibration of the lens measurement unit ASSY. (see 7.5.5).
6) Adjust the feeler AXIS (see 7.6.1).
6.30.2 Y axis stepping motor (44001-E035)
Replacement part: Stepping motor (44001-E035)
1. Remove the Y axis motor ASSY. (44001-5400) (see 6.31.1).
2. Unscrew SB4 × 6 (n = 2) to remove the cable mount (44001-M574).
-5300
44001
2
SB5×40
523
524
527
Grease (SHV-2)
527
524
-5400
44001
SB6×10
544