Operation BWP Issue 2.pdf - 第13页
Issue 2, Nov 14 13 Objectiv e BWP 6 – Run pri nter in production Reference: M achine Operator manual The first few boards printed in the production run will highlight a ny problems with the setup of the printer o r proce…
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Issue 2, Nov 14
Objective OP 6 – Run printer in production
Reference: Machine Operator manual
The first few boards printed in the production run will highlight any problems with the setup
of the printer or process hardware. It is important to observe carefully at this stage any
problems that may lead to error messages or defective prints.
Preparation
Tick off each of the following items as you complete them:
By following the procedures in the operator manual and with assistance from your
instructor
Set a batch limit and zero batch count
Perform a manual paste knead operation
Demonstration
Having completed the preparation phase, perform the following tasks:
Cycle at least ten boards through the printer
Ensure that there are no machine error messages
Ensure that printed boards are free from print defects
Questions
Complete these sentences:
Q1. When the squeegee / ProFlow print stroke is from front to back monitor the stencil to
ensure that __________________________.
Q2. When the squeegee print stroke is from back to front ensure that ____________
_________________________________.
Comment [JS4]: The stencil is clean (a dirty stencil
suggest a tooling problem or damaged blades
Comment [JS5]: the material is rolling and there is
sufficient roll volume
Issue 2, Nov 14
13
Objective BWP 6 – Run printer in production
Reference: Machine Operator manual
The first few boards printed in the production run will highlight any problems with the setup
of the printer or process hardware. It is important to observe carefully at this stage any
problems that may lead to error messages or defective prints.
Preparation
Tick off each of the following items as you complete them:
By following the procedures in the operator manual and with assistance from your
instructor
Set a batch limit and zero batch count
Perform a manual paste knead operation
Questions
Q1. List two situations when a batch limit would be used in production
A1.
Q2. List three occasions when a paste knead should be performed?
A2.
Demonstration
Having completed the preparation phase, perform the following tasks:
Cycle at least ten boards through the printer
Ensure that there are no machine error messages
Ensure that printed boards are free from print defects
Questions
Complete these sentences:
Q3. When the squeegee / ProFlow print stroke is from front to back monitor the stencil to
ensure that __________________________.
Q4. When the squeegee print stroke is from back to front ensure that ____________
_________________________________.
Comment [t6]: Page: 14
To remind the operator to check the
quantity of paste on the stencil
to stop the machine whilst a board is
being manually inspected
Comment [t7]: Page: 14
At initial paste load, after paste top-ups,
after an auto paste dispense, after a
prolonged period of inactivity (NOTE:
AUTO KNEADS MAY BE SETUP IN
THE PRODUCT FILE TO COVER
THESE EVENTUALITIES)
Comment [JS8]: The stencil is clean
(a dirty stencil suggest a tooling
problem or damaged blades
Comment [JS9]: the material is rolling
and there is sufficient roll volume
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Issue 2, Nov 14
Objective OP 7 – Replenish Consumables
Reference: Machine Operator manual, ProFlow best working practices
There will be occasions during production when consumable items will need to be
replenished. Performing this task efficiently will minimise machine downtime and loss of
production.
Preparation
Tick off each of the following items as you complete them:
Review the machine operator manual for the replenishment procedures
Watch as your instructor demonstrates the correct method of replenishing the
consumables
Q1. What visual indication is displayed on the printer to indicate that a consumable
requires replenishment?
A1.
Q2. If a consumable requires replenishment will the printer automatically stop production?
A2.
Demonstration
Having completed the preparation phase, now complete the actions below. Tick off each
item as you complete them:
Replace under screen cleaner paper (if applicable)
Replace Vortex filter (if applicable)
Fill the solvent tank and prime solvent (if applicable)
If you are using Squeegees …..
Replace paste dispense cartridge (if applicable)
Top up paste manually
If you are using ProFlow …..
Replace ProFlow cartidge (if applicable)
Re-fill re-chargeable head (if applicable)
Comment [t10]: Page: 15
Amber and green on the tri-colour beacon and a
warning message on the screen / DUI
Comment [t11]: Page: 15
Depends on the way the machine is configured in set
prefs; Warn, pause or suspend