00195166-0402_SM_D4_EN.pdf - 第127页

Service W ork Replacing the Lifting Table Fork Light Bar rier [00363079] Modular Conveyor Service Manual SIPLACE D4 127 4.4.8 Replacing the Lif ting T a ble Fork Light Barrier [00363079] Parts  Light barr ier for track …

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Service Work
Modular Conveyor Replacing the Lifting Table Solenoid Valve [00358663]
126 Service Manual SIPLACE D4
4.4.7 Replacing the Lifting Table Solenoid Valve [00358663]
Removal/Installation
Legend
1. Solenoid valve with 2 x fastening screws
2. Connection plug
3. Compressed air connections
X Move the PCB conveyor to the position which
gives you best access to the lifting table.
X Move the Y gantries into the area outside the
PCB conveyor.
X Switch off the machine and secure it to prevent
unauthorized reactivation.
X Loosen the screw fastening the lifting table
plate and remove the lifting table plate from the
lifting table unit.
NOTE:
You may wish to completely dismantle
the lifting table, to give you better
access to the solenoid valves.
ATTENTION: Heavy machine part!
When removing the lifting table,
remember it is heavy (17.5 kg).
X Switch off the compressed air supply and
release the air at the pneumatic unit filter.
X Loosen the screws fastening the connection
plug and then unplug it.
X Remove the compressed air connections.
X Fit the new solenoid valve and reconnect the
electrical and compressed air systems.
X Fit the complete lifting table into the machine
again.
X Check the speed of the lifting table and correct
where necessary.
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2
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3
2
Service Work
Replacing the Lifting Table Fork Light Barrier [00363079] Modular Conveyor
Service Manual SIPLACE D4
127
4.4.8 Replacing the Lifting Table Fork Light Barrier [00363079]
Parts
Light barrier for track A – dual conveyor [00363079-xx]
Light barrier for track B – dual conveyor [00363080-xx]
Light barrier for track A – single conveyor [00363111-xx]
Light barrier for track B – single conveyor [00363113-xx]
Removal/Installation
Legend
1. Connection cable for the conversion board of
the lifting table
2. 2 x fork light barrier (position measuring
system, tracks A + B)
3. Conversion board of the lifting table (under the
cover)
X Move the PCB conveyor to the position which
gives you best access to the lifting table.
X Move the Y gantries into the area outside the
PCB conveyor.
X Switch off the machine and secure it to prevent
unauthorized reactivation.
X Loosen the screw fastening the lifting table
plate and remove the lifting table plate from the
lifting table unit.
X Loosen the two screws (2) fastening the fork
light barrier.
X Remove the cover from the conversion board
of the lifting table (3).
X Unplug the lifting table conversion board.
X Fit the new fork light barrier and reconnect to
the electrical system.
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3
2
Service Work
Modular Conveyor Replacing the Complete Lifting Table Cylinder [00358703]
128 Service Manual SIPLACE D4
4.4.9 Replacing the Complete Lifting Table Cylinder [00358703]
Overview
Removal
DANGER: Press the EMERGENCY
STOP!
Before performing adjustment work
you must ensure that the lifting table
has been secured against movement.
Legend
1. End position proximity switch
2. Lifting table cylinder
3. Piston rod with locknut
4. Solenoid valve
X Move the PCB conveyor to the position which
gives you best access to the lifting table.
X Move the Y gantries into the area outside the
PCB conveyor.
X Switch off the machine and secure it to prevent
unauthorized reactivation.
X Switch off the compressed air supply.
4
1
3
2
X Loosen the screw fastening the lifting table
plate and remove the lifting table plate from the
lifting table unit.
X Loosen the fastening screws for the solenoid
valve (4) and remove it from the lifting table
cylinder.
X Loosen the grub screw at the end position
proximity switch (1) and push the end position
proximity switch out of the lifting table cylinder
guide rail (2).
X Loosen the locknut on the piston rod (3) and
twist the piston rod out until it releases itself
from the actuator.
X Loosen and remove the two screws fastening
the lifting table cylinder (2).
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1
3
2