YRM20_Mainte_E.pdf - 第133页
7. 3-year maintenance 3-66 Chapter 3 Periodic maintenance items 7. 3-year maintenance This section describes 3-year maintenance items. 7.1 Replacement of the vacuum pumps T hough it may v ary with the machine oper ating …
6. 2-year maintenance
3-65
Chapter 3 Periodic maintenance items
7
Check the valve operation.
1. Turn on the air supply and main power supply.
Then launch the applications
2. Select the [Unit]-[Head] tab.
3. Press the [Table select] button and select the
table (head unit) that the valve was replaced.
4. Press the [Blow] button that the rod was
replaced (Rod 1or Rod 2).
e
5. Press the emergency stop button. Open the
machine safety cover and check that the blow
air is property flowing out from the tip of the
head.
Checking RM head blow operation
Step 7
[Blow] button for rod 1
Table Select
[Blow] button for rod 2
Checking blow
B table as example
54327-KMX-00
Checking RM head blow operation
Step 7
[Blow] button for rod 1
Table Select
[Blow] button for rod 2
Checking blow
B table as example
7. 3-year maintenance
3-66
Chapter 3 Periodic maintenance items
7. 3-year maintenance
This section describes 3-year maintenance items.
7.1 Replacement of the vacuum pumps
Though it may vary with the machine operating status, the vacuum pump should normally be replaced every
3 years.
1
Prepare for work.
1. Press the emergency stop button and detach
the feeder exchange carriage on the front
side of machine.
2. Close the applications and power off the
machine.
2
Detach all the cover referring the
"5.5.2 Replacing the filter element of
vacuum pump" above.
3
Detach the air hoses and connector.
1. Detach the 1 blue air hose and 2 white, 3 in
all air hoses.
2. Detach the connector illustrated at right.
4
Loosen the mounting bolts at rear side
and left front.
1. Using a T-type wrench (5mm), loosen the
mounting bolt at rear side illustrated at right
to an extent as not coming off.
2. Also, using a hexagon wrench (5mm),
loosen the mounting bolt at left front of
machine to an extent as not coming off.
n
NOTE
The mounting bolts described above are not required to
detach. The vacuum pump can be removed by only
loosening them.
5
Remove the mounting bolt at right front
using a hexagon wrench (5mm).
Removing the connector and air hoses
Step 3
1 blue air hose
2 white air hoses
Connector connection
5339G-KMX-00
Removing the mounting bolts
Step 4, 5
Rear
mounting bolt
Front left
mounting bolt
Loosen
Loosen
Remove
Front right mounting bolt
T-type wrench
5339H-KMX-00
7. 3-year maintenance
3-67
Chapter 3 Periodic maintenance items
6
Detach the vacuum pump.
1. Slide the whole vacuum pump assembly to
right and remove from the mounting bolts
loosened.
2. Pull out the vacuum pump assembly
frontward and remove it.
c
CAUTION
As the pump is heavy, do not drop the pump to avoid
injury to your feet and handle it carefully not to hurt your
back.
7
Attach the vacuum pump.
1. Slide and attach the vacuum pump assembly
to its mounting position in reverse procedure
of detaching.
2. Tighten the mounting bolts, using a T-type
wrench (5mm) for rear side and a hexagon
wrench (5mm) for left front.
3. Attach and tighten the mounting bolt at right
front using a hexagon wrench (5mm).
8
Connect the connector and air hoses to
their original position.
9
Return the inner cover and the cutter
cover to their original position.
c
CAUTION
• Be careful not to forget the reconnecting of ground wire
to the inner cover.
• Be careful not to tuck the cable upon attaching covers.
Detaching the vacuum pump
Step 6
Loosened
mounting bolts
Slide to right
Lift up and detach frontward
5339J-KMX-00