Hyundai HY2155 User Manual page 9

6.2. Installing or removing driver bit or drill bit
6.2.1. Turn the sleeve counter clockwise to open the chuck jaws. Place
the bit in the chuck as far as it will go.
6.2.2. Turn the sleeve clockwise to tighten the chuck. To remove the
bit, turn the sleeve counter clockwise.
6.3. Installing bit holder
6.3.1. Put the bit holder into the chuck jaws and secure it into place by rotating the chuck in a
clockwise direction, to remove rotate chuck in an anticlockwise direction.
6.3.2. When not using the driver bit, keep it in the bit holder on side of tool, bits 45 mm long can
be kept there.
6.4. Adjustable depth rod (where available).
6.4.1. The adjustable depth rod is used to drill holes of uniform depth. Loosen the clamp screw,
set to desired position, and then tighten the clamp screw.
6.5. Hook
6.5.1. The hook is convenient for temporarily hanging the tool.
6.5.2. This can be installed on either side of the tool.
6.5.3. To install the hook, insert it into a groove in the tool housing on either side and then secure
it with a screw. To remove, loosen the screw and then take it out.
6.6. Turning on.
Before inserting the battery cartridge into the tool, always check to see that the
switch trigger returns to the "OFF" position when released.
6.6.1. To start the tool, simply pull the switch trigger. Tool speed is
increased by increasing pressure on the switch trigger. Release
the switch trigger to stop.
6.7. LED Lamp.
Do not look in the light or see the source of light directly.
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