21
8.1.4)
Start the engine, following instructions on § 11.
8.1.5) Proceed to drill by initially applying light pressure on the lever (36), increasing the pressure
progressively, avoiding jolts, and fi nally relieving the pressure in the exit phase. When
drilling close to raised markings on the rail the initial pressure must be extremely light
until the markings disappear, otherwise the cutter may be damaged.
8.1.6)
The pilot bit will enable the lubrocoolant to be discharged throughout the drilling process.
8.1.7)
When drilling has been completed, fully retract the spindle,
stop the motor by pressing the
switch to "OFF" positio
n, and make sure that drilling swarf is removed before recommencing
drilling.
8.1.8)
After drilling it is advisable to remove with the brush all swarf from the tool and spindle area.
8.2) Drill fi tted with “long” type broach cutter
(for drilling thicknesses of up to
2"
).
Follow the sequence described in § 8.1, taking care to position the drill on the rail by keeping
the
spindle fully withdrawn.
11
02
35
39
36
FIG. 18 – DRILLING