Festo 548076, Repair Instructions

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75 / 92 Festo 7DHTGd_en
4. Push the gear racks from the rear of the housing into the piston chamber so
that the open side of the gear racks points towards the front of the housing,
and the gearing faces the middle of the housing.
2 3 1
4
1
Impact plate
2
Gear rack
3
Housing
4
Stop plate
5. Position the gear racks based on the notes you made during removal,
making sure that the surface of the gear rack does not protrude beyond the
respective side of the housing.
DHTG-140
The gear rack, which is positioned next to the stop plate, must be pushed
inwards by one tooth, as otherwise correct functioning of the rotary indexing
table is not ensured.
6. Push the pinion into the housing.
7. Check the position of the gear racks again and correct if necessary.
8. Check whether the pinion can rotate by 180° without protrusion of the
piston.