Functional Description - Makita 7104L Instruction Manual

4. Handle the cutter chain carefully; it is very
sharp.
5. Place the workpiece on wood blocks or short
beams to prevent the cutter chain from hitting
the ground, floor, etc., causing damage to the
cutter chain at the time of hole breakthrough.
6. Check the cutter chain carefully for cracks or
damage before operation.
Replace cracked or damaged cutter chain
immediately.
7. Secure the tool to the workpiece firmly.
8. Inspect for and remove nails or foreign matter
from the workpiece before operation.
9. Do not operate the tool with the safety cover
open.
10. Do not wear gloves during operation.
11. Keep hands away from moving parts.
12. Remove the tool from the workpiece after
operation to keep it from falling off and
possibly causing injury.
13. Do not abuse cord. Never yank cord to
disconnect it from the receptacle. Keep cord
away from heat, oil, water and sharp edges.
14. PROPER GROUNDING. This tool should be
grounding while in use to protect the operator
from electric shock.
15. EXTENSION CORDS. Use only three-wire
extension cords which have three-prong
grounding-type
receptacles which accept the tool's plug.
Replace or repair damaged or worn cord
immediately.
SAVE THESE INSTRUCTIONS.

FUNCTIONAL DESCRIPTION

CAUTION:
Always be sure that the tool is switched off and
•
unplugged before adjusting or checking function on
the tool.
Adjusting depth of cut
Fig.1
Loosen the wing bolt on the stopper. Move the stopper to
the desired position and tighten the wing bolt. When
tightened, the tip of the wing bolts should contact the flat
surface of the stopper pole. The numbers indicated on
the stopper pole are in cm units (3 mm per graduation).
Switch action
Fig.2
CAUTION:
Before plugging in the tool, always check to see
•
that the switch trigger actuates properly and
returns to the "OFF" position when released.
plugs and three-pole
To prevent the switch trigger from being accidentally
pulled, a lock-off button is provided. To start the tool,
push in the lock-off button and pull the switch trigger.
Release the switch trigger to stop.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the
tool.
Installing or removing cutter chain
Fig.3
WARNING:
Always be sure that the tool is switched off and
•
unplugged before installing or removing
cutter chain.
Always close the chain cover after installing,
•
removing or adjusting the cutter chain.
To install the cutter chain, open the chain cover. Loosen
the hex bolt securing the chain bar and the adjusting
screw.
Orient the cutters in the direction of the arrow on the tool
(rotational direction). Attach the cutter chain to the
sprocket first and then to the chain bar. Semi-tighten the
hex bolt.
Fig.4
Turn the adjusting screw to increase the tension on the
cutter chain. Pull the middle of the cutter chain lightly.
When there is a clearance of approx. 5 - 6 mm between
the chain bar and the cutter chain, the tension on the
cutter chain is adequate.
Fig.5
After adjusting the tension, tighten the hex bolt firmly to
secure the chain bar. Additionally tighten slightly the
adjusting screw. Close the chain cover.
To remove the cutter chain, follow the installation
procedures in reverse.
Securing tool to workpiece
Fig.6
Fig.7
Loosen the vise lever and move the rear vise backward.
Place the tool on the workpiece so that the front vise
contacts the side of the workpiece. Move the rear vise
forward until the distance between the rear vise and the
workpiece is 3 - 8 mm. Tighten the vise lever to secure
the rear vise. Move the tool so that the "0" on the
indication plate is aligned with the cutting line (A). Push
the lever (A) down fully to secure the workpiece.
Turn the setting handle until the front edge of the yellow
indicator plate is aligned with the cutting line (B).
Fig.8
5
the