Makita HR3550C Manual De Instrucciones página 7

ENGLISH
1 Bit grease
2 Bit shank
3 Bit
4 Chuck cover
5 Change lever
6 Shift lever
7 ''Rotation with hammering''
symbol
8 Lock button
9 Pointer
10 ''Hammering only'' symbol
SPECIFICATIONS
Model
Capacities
Tungsten-carbide tipped bit ........................ 35 mm
Core bit ....................................................... 90 mm
Wood .......................................................... 30 mm
Steel ........................................................... 13 mm
-1
No load speed (min ) ............................... 360 – 720
Blows per minute ................................ 1,650 – 3,300
Overall length ............................................... 420 mm
Net weight ....................................................... 4.9 kg
• Due to our continuing program of research and
development, the specifications herein are subject
to change without notice.
• Note: Specifications may differ from country to
country.
Power supply
The tool should be connected only to a power supply
of the same voltage as indicated on the nameplate,
and can only be operated on single-phase AC supply.
They are double-insulated in accordance with Euro-
pean Standard and can, therefore, also be used from
sockets without earth wire.
Safety hints
For your own safety, please refer to enclosed the
safety instructions.
Explanation of general view
11 ''Rotation only'' symbol
12 Loosen
13 Tighten
14 Side grip
15 Switch trigger
16 Adjusting dial
17 Clamp screw
18 Depth gauge
19 Power-ON indicator lamp
(green)
20 Service indicator lamp (red)
ADDITIONAL SAFETY RULES FOR
HR3550C
TOOL
1. Hold tools by insulated gripping surfaces
2. Wear ear protectors when using the tool for
3. Wear a hard hat (safety helmet), safety glasses
4. Be sure the bit is secured in place before
5. Under normal operation, the tool is designed
6. In cold weather or when the tool has not been
7. Always be sure you have a firm footing.
8. Hold the tool firmly with both hands.
9. Keep hands away from moving parts.
10. Do not leave the tool running. Operate the tool
11. Do not point the tool at any one in the area
12. Do not touch the bit or parts close to the bit
SAVE THESE INSTRUCTIONS.
21 Screwdriver
22 Brush holder cover
23 Brush holder cap
24 Screws
25 Connector
26 Black
27 White
28 Crank cap
29 Hex wrench
30 Hammer grease
31 Drill chuck
when performing an operation where the cut-
ting tool may contact hidden wiring or its own
cord. Contact with a ''live'' wire will make
exposed metal parts of the tool ''live'' and
shock the operator.
extended periods. Prolonged exposure to high
intensity noise can cause hearing loss.
and/or face shield. It is also highly recom-
mended that you wear a dust mask and thickly
padded gloves.
operation.
to produce vibration. The screws can come
loose easily, causing a breakdown or accident.
Check tightness of screws carefully before
operation.
used for a long time, let the tool warm up for a
while by operating it under no load. This will
loosen up the lubrication. Without proper
warm-up, hammering operation is difficult.
Be sure no one is below when using the tool in
high locations.
only when hand-held.
when operating. The bit could fly out and
injure someone seriously.
immediately after operation; they may be
extremely hot and could burn your skin.
ENB010-1
7