Start And Stop; Starting The Rock Drill; Stopping The Rock Drill; Operating - Atlas Copco BBD 12 Sicherheits- Und Betriebsanleitung

BBD 12, 15

Start and stop

Starting the rock drill

1. Open the main valve for compressed air.
2. Align the rock drill so that the drill steel touches
the required collaring point.
3. Move the throttle lever (A) forward a little, which
will start the percussion and rotation.
4. Collar the hole with reduced feed force.
5. Move the throttle lever (A) fully forward once the
drill steel has gained a secure footing in the rock.

Stopping the rock drill

1. Pull the throttle lever (A) backwards to the closed
position, this will stop the percussion and rotation.
© 2010 Atlas Copco Construction Tools AB | No. 9800 0937 90 | 2010-01-01
Original instructions
Safety and operating instructions

Operating

Drilling

Use protective shoes, gloves, helmet, ear
♦
protectors and impact resistant eye protection with
side protection.
Stand firmly and always hold the machine with
♦
both hands.
Hold the inserted tool firmly against the work
♦
surface before starting the machine.

When taking a break

♦ During all breaks you must place the machine in
such a way that there is no risk for it to be
unintentionally started. Make sure to place the
machine on the ground, so that it can not fall.
♦ In the event of a longer break or when leaving the
workplace: Switch off the power supply and then
bleed the machine by activating the start and stop
device.

Maintenance

Regular maintenance is a basic requirement for the
continued safe and efficient use of the machine.
Follow the maintenance instructions carefully.
Before starting maintenance on the machine, clean
♦
it in order to avoid exposure to hazard substances.
See "Dust and fume hazards"
Use only authorised parts. Any damage or
♦
malfunction caused by the use of unauthorised
parts is not covered by warranty or product liability.
When cleaning mechanical parts with solvent,
♦
comply with appropriate health and safety
regulations and ensure there is satisfactory
ventilation.
♦ For major service to the machine, contact your
nearest authorised workshop.
After each service, check that the machine's
♦
vibration level is normal. If not, contact your
nearest authorised workshop.
Differences between original
parts and pattern parts
When buying a part, the first thing to do is to verify
that the part is an Atlas Copco part. Most parts can
be identified.
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