YSM10_Mainte_E - 第135页

6-3 6 How to replace consumable parts 2. Nozzle leaf springs If an error is found after perfor ming the work steps in "1.1.2 Checking the nozzle leaf spring" in Chapter 3, it is necessar y to replace the nozzle…

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6-2
6
How to replace consumable parts
1.2 Replacing the nozzle O-ring
1
Remove the nozzle.
e
1. Press the emergency stop button to open
the machine safety cover.
2. Remove the target nozzle manually.
2
Replace the nozzle O-ring.
Remove the O-ring and replace it with a
new one.
If the O-ring is difficult to remove, remove it
with a precision slotted screwdriver.
53601-KMG-00
3
Return the nozzle to its original
position.
Return the nozzle you have removed to the
head.
c
CAUTION
Be sure to return the nozzle you have removed to its
original head. When the nozzle has been removed from
the nozzle station (option), return it correctly to the
storage position where you have removed the nozzle.
Replacing the nozzle O-ring
Step 2
304A Nozzle
 Removing the O-ring
307A Nozzle
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How to replace consumable parts
2. Nozzle leaf springs
If an error is found after performing the work steps in "1.1.2 Checking the nozzle leaf spring" in Chapter 3,
it is necessary to replace the nozzle leaf springs.
c
CAUTION
As a rule, be sure to replace a pair of components even when only the nozzle leaf spring on one side deteriorates.
2.1 Replacing nozzle leaf springs
The nozzle leaf spring (hereafter referred to simply as "leaf spring") replacement procedure is given below.
1
Remove the nozzle.
e
1. Press the emergency stop button to open
the machine safety cover.
2.
Place a square cloth under the head unit
.
3.
Remove the nozzle manually from the
head that the target leaf spring is
attached.
n
NOTE
When the machine is equipped with a nozzle station,
return all nozzles to the nozzle station.
2
Remove the leaf springs.
Remove the mounting screw with a precision
Phillips screwdriver while holding the shaft,
and then remove the leaf springs you want
to replace.
53602-KMG-00
c
CAUTION
Only remove the screw of leaf springs.
n
If having a leaf spring installation tool, go on 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 the mounting screw with the Phillips
precision screwdriver to assemble the leaf
spring.
53603-KMG-00
c
CAUTION
Always attach the leaf springs so that they become
parallel.
4
Reattach the nozzle.
5
Check that nozzle is held securely.
1. Insert the nozzle in place and check that
there is no gap between the leaf spring
and the nozzle.
2. Attempt detaching and attaching the
nozzle several times to check that there
is no looseness.
3. Remove the
square cloth.
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CAUTION
Be sure to return the removed nozzle to its original head.
Removing the leaf spring
Step 2
Precision screwdriver
Leaf spring to be replaced
Installing the new leaf spring
Step 3
New leaf spring
Mounting screw
While pressing the leaf spring
upward, tighten the mounting screw.
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6
How to replace consumable parts
n
About leaf spring installation tool
When installing the 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.
n
NOTE
If having this tool, it is recommended to install the leaf springs with this tool.
How to use the leaf spring installation tool
The following describes steps continued from Step 2 of "2.1 Replacing nozzle leaf springs".
3
Install new leaf springs temporarily.
Loosen the leaf spring mounting screw 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.
53604-KMG-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.
53605-KMG-00
7
Remove the tool.
8
Check the nozzle installation status.
1. Attach and detach the nozzle manually
several times to check that no looseness
is found.
2. Remove the square cloth.
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CAUTION
Be sure to return the removed nozzle to its original head.
Insert the tool all the way
to the upper portion.
Leaf spring installation tool
Using the leaf spring installation tool
Step 4,5
Tighten the screw 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.