HSD
8.5 REPLACING THE SHAFT KIT FOR MODELS ES939
Loosen the eight M5x20 screws on the front
flange.
To extract the shaft kit, insert two M6x30 (or
longer) flat bit lockscrews in the extraction
bores of the front flange (indicated by the red
arrows).
1.
i INFORMATION:
In the first production batch, the flange was
sealed with Loctite 510 and there are no
extraction bores: the extraction operation may
therefore be difficult.
In this case, contact HSD.
Unthread the old shaft kit and insert the new
one, taking care to align the two pressurisation
2. air passage bores on the front flange and on
the framework.
Position the OR 2018 on the front flange, after
3.
spreading a layer of assembly paste such as
Altemp NB50 on the OR.
Spread a layer of Altemp grease on the shaft kit
4. in the seat of the OR.
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