Working instruction
english
typ 91489
Commissioning,
operation and maintenance
36
9.2.3 Check of fluidic elements
- Check of plug elements, moving parts, sealing surfaces and seals for damages, contamina-
tion and tightness.
- Plug surfaces and seals are to be slightly greased according to the existing internal instruc-
tions.
- If damages are visible which adversely affect sealing or function the damaged parts
are to be exchanged.
Note:
For safety reasons and to avoid downtimes it is recommended to exchange
the subassembly elements at regular intervals. Completely replace all seals
in the dismantled elements to have the elements ready when the next
exchange is expected.
9.2.4 Check of electro plugs
- Visible check for damages and cracks of the plastic housing.
- Check on interference fit of the electro plug and function of the separate tension relief.
- Visible check for damages and wear of the electro contacts.
- Damaged parts are to be exchanged.
- Plug surfaces and seals are to be slightly greased according to the existing internal instruc-
tions.
- First lubrication of contacts according to 9.3.
9.3 Maintenance
Depending on use of the tool changer periodic intervals for maintenance of 800,000 up to 1,5
million couple cycles are reached.
We therefore recommend for WALTHER tool changers all 800,000 couple ycles
- exchange of electro contacts
- exchange of mechanical locking parts item 6 and 53.
Otherwise the guidelines to item 9.2 are valid:
- lubrication of the electro contacts:
- cleansing with MEK, industrial alcohol or similar
(
no
media affecting elastomers such as acetone).
- contacts with Ø 1 ... 3 mm are to be treated with contact oil Dodukonta B12K
(spray or brush coat).
- contacts with Ø
>
3 mm are to be lubricated with contact grease Synthesin PDL 250/1
(Klüber Lubrication) (thin grease film).
- Lubrication of the fluidic elements:
- cleansing with usual cleaning material.
- plug surfaces and seals are to be slightly greased according to the existing internal in-
structions.
- Lubrication of seals and sliding surfaces of the pull-in and locking cylinder with
grease Arcanol Multi 3.
- Lubrication of locking parts according to existing internal instructions:
- locking ring item 6
- locking bush item 53
- balls and ball cage of the piston group item 15 + 4
Summary of Contents for 91489
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