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9. Maintenance:
To ensure top performance
,
it is very important to maintain the unit properly. This chapter describes the
minimum level of daily, monthly and preventive maintenance.
Daily maintenance
Check the applicator for material leakages by ocular inspection.
Check the leakage detection hole on the connection housing and all connections.
Listen carefully for air leakages.
Clean the applicator thoroughly.
Monthly maintenance
All of what is mentioned in daily maintenance
Inspect hoses and cables for excessive wear.
If possible, run a spray test on a spray test table.
Preventive maintenance
Typical wear parts in the applicator are the sealing rings inside the swivel chamber, the central body, the
needles, needle packings, and the needle seats. Refer to the spare parts manual for additional information
and spare parts numbers.
The wear of these parts is very dependent on the sealer material being used and also depending on the
operation conditions of the applicator.
Due to this, the frequency for preventive maintenance has to be evaluated for each case of application.
Refer to the service interval instruction manual for additional information.
Maintenance frequency
Due to the variations in working conditions, it is not possible to give a general frequency for preventive
maintenance.
The figures below can thus only be used as guidance for the maintenance frequency and are best
estimates based on standard material.
If a normal PVC material and supply pressure are used, it is recommended that the needle packings should
be replaced after 1 000 000 cycles [1 cycle = open and close].
The Sealing rings in the swivel chamber is expected to be changed after 2 000 000 rotation cycles
[1 cycle = start to stop].
Preventive maintenance service
Dismount and disassemble the Binks E420 applicator according to chapters 4 and 5.
Clean all parts thoroughly and make sure no parts are damaged or worn out. Replace all parts included in
the service kits. Please refer to the spare parts list for available service kits.
After reassembly of the applicator, test all functions of the applicator to make sure that all parts are
installed correctly.
Before any service action is undertaken on
the applicator, make sure that air and
material pressure is relieved.
WARNING
!
Always use original spare parts!
NOTE