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Pack201 | Operator Instructions | Section 3
Problem: The endseals are bubbly and/or melted.
Possible Cause
The crimper temperature setting is too high
The crimpers are dirty
Problem: The film is blurred or discolored at the edge of the finseal.
Possible Cause
The finwheel temperature setting is too high
The finwheels are dirty
Problem: The film is blurred or discolored at the edge of the endseals.
Possible Cause
The crimper temperature setting is too high
The crimpers are dirty
Problem: There are 'chicken tracks' in the finseal.
Possible Cause
The finwheels are dirty
The balance arm brake is not releasing properly
The finwheel caps are worn
The parent roll is bad
Problem: The film comes out from between the finwheels.
Possible Cause
The finwheels are open
The film is too narrow
Problem: Sealing material is breaking in the backstand.
Possible Cause
Sealing material not threaded properly through the
rollers�
Poor sealing material�
Brake not adjusted/working properly�
Power feed roll is not operating properly�
© Bosch Packaging Technology, Inc.
All rights reserved 2012
Solution
Lower the crimper temperature setting�
Clean the crimpers�
Solution
Lower the finwheel temperature setting.
Clean the finwheels.
Solution
Lower the crimper temperature setting�
Clean the crimpers� Refer to the Cleaning the Wrapper chap-
ter in this manual�
Solution
Clean the finwheels.
Check that the balance arm brake is releasing properly� If not
releasing properly, call Bosch for further assistance�
Call Bosch to order new finwheel caps.
Call Bosch to order a new parent roll�
Solution
Move the finwheel switch to the closed position.
Load a wider film roll.
Solution
Check the threading diagram and rethread correctly�
Check the material for slight cracks and replace as necessary�
Check brake function and adjustment�
Check the power feed roll�
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