CM602all_EJM8AESM_Service Manual.pdf - 第415页

Machinery Part Replacement REMARKS Light Transfer-Head Assembly (8-nozzle type) ITEM Install the theta unit (2) Refer to "Theta Unit Removable." Section 5-3-13 Install the head unit. 1-000279 Refer to "Hea…

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Machinery Part Replacement
REMARKS
Light Transfer-Head Assembly (8-nozzle type)
ITEM
Fit the spring and the bearing.
• MP Grease 2S
• Locktite 242
　　　 3. Fit (7) onto (A) with (8).
• Referring to Fig. 1, check that
there is gap between each axis
and (7). Fix (7)
Allen key 2.5 mm
Screw M3 x 6L
Install the theta unit (1)
Put the plate so that the theta unit is
installed and removed more easily.
Plate
12
1. Slightly apply grease to both ends of (2) and the
section of (3) that makes contact with (2).
• Spread designated grease onto vinyl sheet or an
equivalent tool. Lightly put both ends of (2) on that
sheet. (Do not apply grease excessively.)
Slightly apply grease to the section of (3) that makes
contact with (2). See at left.
2. Insert (1) to (4) onto the ball spline shaft (B).
Tighten it with (6) and (5) to which Locktite was
applied.
• Tighten with (6) to which Locktite was applied.
* When assembling, be careful not to bend or deform
the shaft (B).
11
13
Figure when seen from bottom (8)
Put a feeler gauge
between (8) and shafts
as shown at right, and
check the feeler gauge
passes through
smoothly.
Feeler gauge
(0.1 mm)
Bracke
B
a
ll
sp
lin
e
Theta
-
axis housing
Part Part
Model
Qt
y
Upper
Orientation.
Orientation.
Upper
EJM8A-E-SMA050302-A01-00
Page　5-3-2-5
Machinery Part Replacement
REMARKS
Light Transfer-Head Assembly (8-nozzle type)
ITEM
Install the theta unit (2)
Refer to "Theta Unit Removable." Section 5-3-13
Install the head unit.
1-000279
Refer to "Head Assembly Replacement." Section 5-3-1
Switch on the main power and air supply.
15
14
16
1
2
Dowel pin
EJM8A-E-SMA050302-A01-00
Page　5-3-2-6
This section describes the procedures for replacing the vacuum valves.
・Tools
Phillips screwdriver #2
Precision screwdriver
・Jig
None
5-3-3 Vacuum Switch Valve Replacement
L
ight Transfer-Head Assembly (8-nozzle type
)
Machinery Part Replacement
Caution
Dange
r
Warning
Assembly
A
d
j
ustment
5min.
Teaching
min.
Total　Time Weight　of
Part
Removal
Disassembl
y
5min.
10min.
kgs
EJM8A-E-SMA050303-A01-00
Page　5-3-3-1