Afag GMK 20 Series, Manual

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GMQ20; GMQ20-RM16-25-OI-vers. 2.5 gb. 05.02.15
4.1.1 Servicing
The GM gripper and GM/RM rotary gripper module is lubricated for-life and can be
operated with oiled and unoiled air.
CAUTION
Never operate the GM gripper and GM/RM rotary gripper module
with unoiled air after it was operated with oiled air!
Air characteristics:

Dry (free from condensation water)

Filtered (40µm filter for oiled air)

Filtered (5µm filter for unoiled air)
If the GM gripper and GM/RM rotary gripper module is operated with oiled air, the oil
types listed below should be used:

Festo special oil

Avia Avilub RSL 10

BP Energol HPL 10

Esso Spinesso 10

Shell Tellus Oil C 10

Mobil DTE 21

Blaser Blasol 154
Oil quantity: 5
– 10 oil drops per 1000 l air
Viscosity range:
9 to 11 mm²/s (= cST) at 40°C, ISO-class VG 10 according to ISO 3448
Apart from the usual cleaning work no further maintenance measures are required.
NOTE
Module inserts for ionized air environments (e.g. in case of high-
voltage procedures such has corona processes)
Open guides and piston rods should be covered with a grease layer
to avoid formation of rust.
Afag standard greasing:
- Staburax NBU8EP (flat guides)
- Blasolube 301 (piston rods)