YRM20_Mainte_E.pdf - 第152页
2. Nozzle leaf springs 5-3 Chapter 5 How to replace consumable parts 2. Nozzle leaf springs When a problem is found after checking the nozzle leaf springs as described in "1.1.2 Check the condition of nozzle leaf sp…
1. Nozzles
5-2
Chapter 5 How to replace consumable parts
1.2 Replacing O-ring at nozzle tip
e
1
Detach the nozzle.
1. Press the emergency stop button and detach
carriage from mounter. Then open the
machine safety cover.
2. Detach relevant nozzle manually.
2
Detach the O-ring and replace it with a
new one. When the O-ring is difficult to
detach, use a precision flathead
screwdriver to detach it.
3
Return the detached nozzle to its
original position.
n
NOTE
Be sure to return the nozzle you have detached to its
mating head. When the nozzle has been detached from
the nozzle station (option), return it correctly to the storage
position where you have detached the nozzle.
Detaching the nozzle O-ring
Step 2
O-ring
Precision flat-head screwdriver
53501-KMX-00
2. Nozzle leaf springs
5-3
Chapter 5 How to replace consumable parts
2. Nozzle leaf springs
When a problem is found after checking the nozzle leaf springs as described in "1.1.2 Check
the condition of nozzle leaf spring" in Chapter 3, the nozzle leaf springs must be replaced. Here
describes the replacement procedure of nozzle leaf spring (hereinafter referred to as leaf spring).
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 HM head
:
Replacing nozzle leaf springs
The following describes how to replace the nozzle leaf spring (hereafter "leaf spring"). If the leaf spring
attachment tool is provided, see "Upon using the leaf spring installation tool (option)" described later on.
e
1
Detach the nozzle.
1. Press the emergency stop button and detach
the feeder exchange carriage.
2. Open the machine safety cover and move
the head unit to the position where facilitates
your work.
3. Place a square cloth beneath the head unit.
4. If a nozzle is attached to the head which
has a leaf spring to be replaced, detach the
nozzle manually.
n
NOTE
When the machine is equipped with a nozzle station,
return all nozzles to the nozzle station.
2
Detach the leaf springs to be replaced,
by removing mounting screw with a
precision Phillips screwdriver while
holding shaft.
c
CAUTION
Only remove the screw of leaf springs.
3
Attach the new leaf spring by keeping it
pushed upward and tightening mounting
screw with a precision Phillips
screwdriver to assemble leaf spring.
c
CAUTION
Always attach the leaf springs so that they become
parallel.
4
Attach 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. Manually detach/attach nozzle several
times to check that there is no looseness.
3. Retrieve a square cloth.
n
NOTE
Be sure to return the nozzle you have detached to its
mating head. When the nozzle has been detached from
the nozzle station (option), return it correctly to the storage
position where you have detached the nozzle.
Detaching the leaf spring
Step 2
Precision Phillips screwdriver
Leaf spring to
be replaced
53502-KMX-00
Attaching the leaf springs
Step 3
New leaf springs
Confirm
the direction
of leaf springs
Mounting screw
Tighten the mounting screw
while keeping the leaf springs
pushed upward
53503-KMX-00
2. Nozzle leaf springs
5-4
Chapter 5 How to replace consumable parts
█
Upon using the leaf spring installation tool (option)
The optional purchase part "leaf spring installation tool (KGS-M8810-00X)" is provided for installing the
HM head nozzle leaf springs. It makes possible to install the leaf springs uniformly.
n
NOTE
When you have this tool, install the leaf springs with this tool.
e
1
Detach the nozzle.
1. Press the emergency stop button and detach
the feeder exchange carriage.
2. Open machine safety cover and move the
head unit to the position where facilitates
your work.
3. Place a square cloth beneath the head unit.
4. If a nozzle is attached to the head which
has a leaf spring to be replaced, detach the
nozzle manually.
n
NOTE
When the machine is equipped with a nozzle station,
return all nozzles to the nozzle station.
2
Detach the leaf springs to be replaced,
by removing mounting screw with a
precision Phillips screwdriver while
holding shaft.
c
CAUTION
Only remove the screw of leaf springs.
3
Install the leaf springs temporarily by
loosening the leaf spring mounting bolt
1/4 turn from its fully tightened
position.
4
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.
5
Mount the leaf springs while holding
the convex part of the leaf springs and
the groove on the tool by finger.
Tighten the leaf spring mounting screw
with a precision Phillips screwdriver.
6
Detach the tool after checking the tool
is tightly in contact with the convex part
of the leaf spring.
7
Check the leaf spring installation status.
1. Manually detach/attach nozzle several
times to check that there is no looseness.
2. Retrieve a square cloth.
n
NOTE
Be sure to return the nozzle you have detached to its
mating head. When the nozzle has been detached from
the nozzle station (option), return it correctly to the storage
position where you have detached the nozzle.
Detaching the leaf spring
Step 2
Precision Phillips screwdriver
Leaf spring to
be replaced
53502-KMX-00
Insert the tool all the way
to the upper position
Leaf spring installation tool
Tighten the mounting screw
while holding the convex part
of the leaf spring and
the groove on the tool.
Mounting screw
Using the leaf spring installation tool
Step 4,5
53505-KMX-00
Checking the leaf spring installation
The convex part of the leaf spring
must be tightly in contact with the groove
on the tool.
Position to be
checked
Step 6
53506-KMK-00