Operation - Hilti NURON BX 3-22 Manual

3. Hold the nail pusher securely and press the nail pusher release button.
4. Guide the nail pusher back until it contacts a nail.
5.9 Loading for single-fastener mode
BX 3-ME-22
CAUTION
Crush hazard! If it is allowed to snap back, the nail pusher can cause injuries and damage the fastening tool.
▶ When you pull down the nail pusher make sure it engages securely. Do not allow the nail pusher to snap
back.
1. Pull the nail pusher down until it engages.
2. Slide the nail strip(s) out of the magazine and check that the magazine is empty.
Damage to the fastening tool can result if you do not remove all the nails from the magazine before
using the tool in single-fastener mode.
3. Hold the nail pusher securely and press the nail pusher release mechanism.
4. Guide the nail pusher back.
5. Insert the nail into the recess in the fastener guide. Optionally, you can then also fit an approved fastening
element on to the nose of the fastener guide.
Attempting to drive a fastener with more than one nail in the fastener guide can cause damage
to the fastening tool. When operating the tool in single-fastener mode, load only one nail into the
fastener guide.
6. Activate the single-fastener selector switch.
▶ The single-fastener switch engages with an audible click.
Pulling the nail pusher down a few centimeters will disengage the single-fastener switch.
6

Operation

Observe the safety instructions and warnings in this documentation and on the product.
6.1 Using the support leg
On an even working surface, the support leg makes it easier to hold the fastening tool perpendicular as
attention then only has to be paid to lateral alignment. On uneven surfaces it might be necessary to retract
the support leg in order to ensure that the fastener guide is perpendicular to the working surface.
6.1.1 Retracting the support leg
1. Push against the support leg to release it from its engaged position.
2. Swing the support leg back.
6.1.2 Extending the support leg
CAUTION
Risk of pinching the fingers! When folding the support leg back there is a risk of trapping and pinching the
fingers between the support leg and the casing of the tool.
▶ Hold the fastening tool by the grip when extending/retracting the support leg.
1. Swing the support leg forward.
2. Push against the support leg from below until it engages in the extended position.
6.2 Switching Bluetooth (optional) off
▶ Press the fastening tool against the base material for 10 seconds.
▶ After 6 seconds the spring element audibly relieves its tension (keep the fastening tool pressed
against the base material for another 4 seconds).
▶ Status indicator flashes blue 3 times.
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