20
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Check engine oil level before operation (see § 13.2.4)
Switch on the cooling system before starting the drill (see § 4)
8.1) Drill fi tted with “short” type broach cutter
(for drilling thicknesses of up to
1"
).
The drilling sequence may be started with the drill fi tted with the broach cutter (§ 6.1), clamping
termination (§ 7.1), positioning shoe (§ 7.3), the drill being clamped to the rail
(§ 7.4), as follows:
8.1.1)
Connect the female quick-coupling of the
SR5000 coolant unit to the male coupling
(35)
on the drill.
8.1.2)
Open the tap (02) fi tted on the coolant unit hose.
8.1.3)
Using the lever (36) bring the guide bit
almost in contact with the rail (Fig. 17a);
keeping the release pawl (39) pressed,
release the lever from its cup and return
into the initial position (Fig. 17b), which
will enable the travel of the lever (36)
to be used in the most advantageous
way.
FIG. 17 – DRILLING
Fig. 17c
Fig. 17a
Fig. 17b
36
39
8. DRILLING
(Ref. to Figs. 17-18)