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MAINTENANCE
Basic machine
HBR204-MU-6-eng.doc
OPERATION AND MAINTENANCE INSTRUCTION MANUAL
THIS DOCUMENT IS THE PROPERTY OF HÜETTE BOHRTECHNIK GMBH - TOTAL OR PARTIAL REPRODUCTION IS PROHIBITED
To keep the rods correctly in-line with the drilling axis, periodically
adjust the adjusting screws (7).
This operation must be carried out with the mast in the vertical
position..
Replacement of a wear sliding block
Work on only one guide assembly at a time.
The wear sliding blocks must be replaced on all guide assemblies.
- Place the mast vertical.
- Remove the wear sliding block pins (3).
- Remove the screws (4).
- Remove the wear sliding block support (5).
- Replace the wear sliding blocks (1B, 1C).
- Tighten the screws in completely (7).
- Replace the wear sliding blocks (1A).
Insert a wedge between the carriage and the guides
of the mast to facilitate the operation.
- Apply the wear sliding block support (5).
- Apply the wear sliding block stops (3).
- Repair or replace any damaged components (3).
5.18.4
5.18.3
5.18.1
