CM602all_EJM8AESM_Service Manual - 第628页
Machinery Part Replacement Remark Turn off the power and air supply. ｶﾊﾞｰ達 0.49MPa to 0.55MPa Remove the head. See "12-Nozzle-Head-Unit Replacement." Section 5-10-1 Se p arate the θ -unit. See " θ -Unit Re…
Machinery Part Replacement
This section describes the procedures for replacing the θ-belt.
Tools
Allen key
Jig
θ
-control jig
Tension gauge
Ultra-sonic measuring
device
5-10-5 θ Belt Replacement
12-Nozzle Head Unit
EJM8A-E-SMA051005-A01-00
Page 5-10-5-1
Machinery Part Replacement
Remark
Turn off the power and air supply.
ｶﾊﾞｰ達
0.49MPa to
0.55MPa
Remove the head.
See "12-Nozzle-Head-Unit
Replacement."
Section 5-10-1
Se
p
arate the
θ
-unit.
See "θ-Unit Removal."
Section 5-10-8
Remove the short belt tensioner.
1-000314
Allen key 3 mm
M3 x 12L 2 pcs.
Item
2
3
1
12-Nozzle Head Unit
4
1
2
The adjuster-holding bolt is under the adjuster.
One bolt for each adjuser
Dowel pin
EJM8A-E-SMA051005-A01-00
Page 5-10-5-2
Machinery Part Replacement
Remark
Item
12-Nozzle Head Unit
Removal of the
p
late
(
B
)
from the θ -axis housin
g
(
1
)
1-000319
Before removing the plate (B), loosen the
hollowset (C). Hexagonal socket
setscrew M4 x 4L
2 pcs.
Removal of the
p
late
(
B
)
from the θ -axis housin
g
(
2
)
Remove the M5 x 16L bolts (1) and (2),
and the M5 washer. M5×16L 2 pcs.
Remove the tension adjuster (B).
M3×35L 2 pcs.
Remove the belt.
Remove the belts (1), (2) and (3).
7
5
6
8
1 2
B
Loosen the
hollowset
(C).
Loosen these bolts and remove
the tension adjuster (B).
(1)
(2)
(3)
Assembly procedures 2
(Upper level)
A
ssembly procedures 1
(Middle level)
EJM8A-E-SMA051005-A01-00
Page 5-10-5-3