Zator MZF, User And Maintenance Manual

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USER AND MAINTENANCE MANUAL
PNEUMATIC SPRAY VALVE MZS
30
6
MAINTENANCE
6.1 General norms
6.2 Maintenance program
The pneumati c valve MZS , thanks to the constructi on methods and employed materials, is easy to
maintain. A minimal, simple, accurate and constant maintenance allows a long-lasti ng and regular
functi oning of the valve, keeping uncharged its performance.
• For the general cleaning of the valve don’t use metallic, sharp or pointed objects. Use
only soft brushes or cott on rags.
• All the maintenance works on the valve must be performed by qualifi ed personne l and
aft er the supply pressure system has been discharged
• For the nozzle cleaning
use only
cleaning needles supplied by the valve manufacturer: if
you use other sharp objects the nozzle could be damaged
• Use only original spare parts
• The valve must be washed only and exclusively with water, especially if you need to
replace the nozzle or the needle
• Every evening and if you expect a long work break put some grease on the nozzle ti p
TIMING* WHAT TO DO
1 Every day, before the start producti on
• Do a valve test
• Clean the valve externally
2 Every day, at the end of producti on
• Do a valve test
• Clean the valve externally
• Put some grease on the nozzle ti p
3
Before a producti on break longer than two
weeks
• Drain the fl uid from the system and wash it
completely with water
• Leave the system with water inside
4
Aft er a producti on break longer than two
weeks
Discharge the water from the system and fi ll it with
the adhesive fl uid
5 Every month or aft er 2000 working hours As point 3 and 4
6
Every year or aft er 4000 working hours
• As point 3 and 4
• Replace possible worn parts
*Approximate values that can change depending on the type of glue, adhesive or fl uid used.
For the use of special fl uid we recommend to contact the Zator company for any questi ons.