YRM20_Mainte_E.pdf - 第90页

3. 3-month maintenance items 3-23 Chapter 3 Periodic maintenance items 3. 3-month maintenance items This section describes 3-month maintenance items. 3.1 HM head unit 3.1.1 Cleaning/replacing the air filter T he filters …

100%1 / 181
2. Monthly maintenance items
3-22
Chapter 3 Periodic maintenance items
2.5.2 Cam follower of feeder exchange carriage
Basically, cleaning and lubrication of the cam follower of feeder exchange carriage are required once a month.
1
e
Detach feeder exchange carriage while pressing the emergency stop button.
2
Clean up 7 cam followers of feeder exchange carriage by wiping away adhered
grease and dirt using a lint-free cloth.
3
Apply prescribed grease (NSL) thinly coated the cam followers using fingers, and
wipe away the excessive grease..
Cam follwer
Cleaning and lubrication points
4 cam followers
3 cam followers
533H6-KMX-00
3. 3-month maintenance items
3-23
Chapter 3 Periodic maintenance items
3. 3-month maintenance items
This section describes 3-month maintenance items.
3.1 HM head unit
3.1.1 Cleaning/replacing the air filter
The filters should generally be inspected about every 3 months, although this depends on the supply air
condition and the operating time. If the filter is contaminated slightly, it can be cleaned by using an air blow
tool. Replacing the filter is recommended when it can no longer be adquately cleaned by air blowing.
1
Move the head unit.
1. Remove all items sensitive to magnetic fields
such as wristwatches and magnetic ID cards.
e
2. Press the emergency stop button and detach
the feeder exchange carriage, then open the
machine safety cover.
3. Move the head unit to convenient position to
work.
4. Place a square cloth under the head unit.
2
Remove the current plate shown in the
figure right using Phillips screwdriver.
3
Remove the filter cap and the filter by
rotating them counterclockwise
4
Clean the filter by the air blow tool
when the filter is only lightly
contaminated, and it can be reused.
n
NOTE
If there are heavy dust deposits in the filter or the filter has
discolored, replace it with a new filter (KLW-M8527-00X).
5
Attach the filter.
1. Attach the filter to the filter cap.
2. Place the filter to its original position and
rotate it clockwise to fix it.
n
NOTE
Check the gasket (KLW-M715B-00X) condition upon
attaching the filter. When it is worn or distorted, replace it
with a new one.
6
Attach the current plate.
1. Attach the current plate to its original
position using Phillips screwdriver.
2. Retrieve a square cloth.
Removing the current plate
Step 2
Current plate
53330-KMX-00
Removing the filter cap
Step 3
Filter cap
Filter
Pull out by rotating counterclockwise
53331-KMX-00
Cleaning the filter
Step 4
Filter
Air blow tool (option)
Connected to
the air connector of
feeder exchange carriage
53332-KMX-00
3. 3-month maintenance items
3-24
Chapter 3 Periodic maintenance items
3.1.2 Check the ejector vacuum level
This section checks the ejector vacuum level of each head.
When it cannot reach the specified vacuum level, replacement of the ejector bit or the valve may be
required. Perform the replacement referring to "6.1.1 Replacement of ejector bit" in Chapter 3, or to "3.1
HM head: Replacing the valves" in Chapter 5.
1
Move the head unit to machine front
side.
1. Remove all items sensitive to magnetic fields
such as wristwatches and magnetic ID cards.
e
2. Press the emergency button and detach the
feeder exchange carriage on the side to
which an engineer puts his/her body to
perform maintenance work. Then open the
machine safety cover.
3. Move the head unit to convenient position to
wrok.
4. Place a square cloth under the head unit.
2
Disconnect all the air hoses from the
upper joints. Keep the lower joints being
connected.
n
NOTE
The air hoses are attached to the holder located at the
reverse side of head unit fromt cover. Upon disconnecting
the air hoses, be careful not to drop off the hoses from
holder.
3
Check the vacuum level of each head.
1. Open the [Unit] - [Head] screen.
2. Select any head unit at the "Select Table"
field.
3. Press the [Vacuum] button of all heads.
4. Close the air joint part with finger.
5. The vacuum level of sealed head appears at
the "Maximum value" field located at the
center of screen. Check if the value is "190"
or more, which is the measuring reference
value for sealed condition.
TIP
When the measured value cannot reach the measuring
reference value, recheck the air path (ejector/valve) of the
head and clean or replace it as necessary.
4
Attach the air hoses to their original
position.
c
CAUTION
Insert the air hoses all the way seated and confirm that
they do not drop off.
Disconnecting air hoses
Step 2
Air hose
Removed air hose
Holder
Air joint
Head unit
front cover
53397-KMX-00
Checking the vacuum level
Step 3
[Vacuum] button
Check the maximum
value of vacuum level
Close the air joint section
with finger
Table Select
54312-KMX-00