YSM40R_Mainte_E.pdf - 第191页
6-1 6 How to replace consumable parts 1. Replacing the leaf spring and roller lock If a problem is found after checking the nozzle leaf springs and roller locks as described in "1.1.2 Checking the leaf spring/roller…
Chapter 6 How to replace consumable parts
Contents
1. Replacing the leaf spring and roller lock 6-1
1.1 Replacing nozzle leaf springs (MU head) 6-1
1.2 Replacing nozzle leaf springs (FL head) 6-3
1.3 Replacing the roller lock (FL head) 6-4
2. Replacing conveyor belt 6-5
2.1 Replacing the conveyor belt 6-5
3. Replacing the nozzle tip 6-8
3.1 Replacing nozzle tip and spring 6-8
3.2 Replacing nozzle O-ring 6-9
6-1
6
How to replace consumable parts
1. Replacing the leaf spring and roller lock
If a problem is found after checking the nozzle leaf springs and roller locks as described in "1.1.2 Checking
the leaf spring/roller lock" in Chapter 3, the nozzle leaf springs or roller locks must be replaced.
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CAUTION
As a rule, be sure to replace a pair of components even when only the nozzle leaf spring or roller lock (roller) on one
side deteriorates.
1.1 Replacing nozzle leaf springs (MU head)
The nozzle leaf spring (hereafter "leaf spring") replacement procedure is given below.
e
1
Detach the nozzle.
1. Press the emergency stop button and
then open the machine safety cover.
2. Turn off the carriage clamp switch to
detach carriage from mounter.
3. Detach relevant nozzle with leaf springs
manually.
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NOTE
When the machine is equipped with a nozzle station,
return all nozzles to the nozzle station.
2
Detach the leaf springs.
Remove mounting screw with a precision
Phillips screwdriver holding shaft, and then
detach the leaf springs to be replaced.
53600-N9-00
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CAUTION
Only remove the screw of leaf springs.
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If you have a leaf spring installation tool, proceed to Step 3 of the next section “About leaf spring
installation tool”.
3
Install the new leaf spring.
With the leaf springs kept pushed upward,
tighten mounting screw with Phillips precision
screwdriver to assemble leaf spring.
53601-N9-00
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CAUTION
Always attach the leaf springs so that they become
parallel.
4
Reattach the nozzle.
5
Check that the nozzle is held
securely.
1. Insert the nozzle and check that there is
no gap between leaf spring and nozzle.
2. Detach/attach nozzle several times to
check that there is no looseness.
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CAUTION
Return detached nozzles to original heads.
Detaching leaf spring
Step 2
Precision screwdriver
Leaf spring to be replaced
Installing the new leaf spring
Step 3
New leaf spring and
mounting screw
While pressing the leaf spring
upward, tighten the mounting screw.
6-2
6
How to replace consumable parts
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About leaf spring installation tool
When installing the MU head nozzle leaf springs, use of the optional purchase part "leaf spring installation tool
P/N:KGS-M8810-00X)" makes it possible to install the leaf springs more uniformly.
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NOTE
When you have this tool, install the leaf springs with this tool.
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How to use the leaf spring installation tool
The following describes steps continued from Step 2 in "1.1 Replacing nozzle leaf springs (MU head)" in this chapter.
3
Install the leaf springs temporarily.
Loosen the leaf spring mounting bolt 1/4 turn
from its fully closed position to install the leaf
springs temporarily.
4
Insert the tool.
Insert the tool into the nozzle shaft so that
the groove on the leaf spring installation tool
matches to the convex part of the leaf
spring.
Insert the tool all the way inside.
53613-N9-00
5
Mount the leaf springs.
With the convex part of the leaf springs and
the groove on the tool held by finger,
tighten the leaf spring mounting screw with
a precision Phillips screwdriver to mount the
leaf springs.
6
Check the leaf spring installation
status.
Check that the groove on the tool is tightly
in contact with the convex part of the leaf
spring.
53614-N9-00
7
Detach the tool.
Using the leaf spring installation tool
Step 4,5
Insert the tool all the way
to the upper portion.
Leaf spring installation tool
Tighten the bolt while
holding the convex part of
the leaf spring and the
groove on the tool.
Checking the leaf spring installation status
Step 6
The convex part of the leaf spring must be
tightly in contact with the groove on the tool.