BX 3-ME Printed: 19.07.
Printed: 19.07.
1 Information about the documentation 1.1 • • • About this documentation Read this documentation before initial operation or use. This is a prerequisite for safe, trouble-free handling and use of the product. Observe the safety instructions and warnings in this documentation and on the product. Always keep the operating instructions with the product and make sure that the operating instructions are with the product when it is given to other persons. 1.2 Explanation of symbols used 1.2.
1.3 Product-dependent symbols 1.3.1 Symbols on the product The following symbols are used on the product: General symbol for "must do" Wear eye protection Wear ear protection Wear a hard hat Direct current (DC) 1.4 Product information products are designed for professional users and only trained, authorized personnel are permitted to operate, service and maintain the products. This personnel must be specifically informed about the possible hazards.
Personal safety ▶ Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in serious personal injury. ▶ Use personal protective equipment. Always wear eye protection.
Disconnect the tool from the power source when the fastener jams in the tool. While removing a jammed fastener, the fastening tool may be accidentally activated if it is plugged in. ▶ Use caution while removing a jammed fastener. The mechanism may be under tension and the nail may be forcefully ejected while attempting to free a jam. ▶ When fastening electrical cables, make sure the cables are not energized. Hold the fastening tool only by insulated gripping surfaces.
▶ ▶ ▶ ▶ ▶ ▶ ▶ ▶ Do not attempt to drive fasteners into unsuitable materials. ◁ Unsuitable materials include welded steel and cast steel, cast iron, glass, marble, plastic, bronze, brass, copper, insulating material, hollow brick, ceramic brick, thin sheet metal (< 4 mm) and cellular concrete. Driving a fastener into these materials may cause the fastener to break, shatter or to be driven right through. Pull the trigger only when the tool is fully pressed against the working surface at right angles.
3 Description 3.1 Product overview 6 English Printed: 19.07.
@ ; = % & ( ) + § / 3.2 Nosepiece Fastener guide X-FG B3-ME Fastener guide X-FG B3-IF Fastener guide locking mechanism Single-nail selector switch Air vents Belt hook Scaffold hook Safety trigger Grip : ∙ $ £ | ¡ Q W E R Release buttons Charge state indicator Liion battery Nail pusher, locked position Nail pusher release mechanism Support leg Magazine Status indicator On/off button Nail pusher, unlocked position Intended use The product is a hand-held, cordless fastening tool for indoor use.
Status Meaning The LED shows green. • Off • The LED flashes green every 3 seconds. • The LED flashes green. • The LED flashes red. The LED shows red. 3.7 • • The fastening tool is switched off The fastening tool is switched on and ready for use The fastening tool is in stand-by mode.
Nail diameter Magazine capacity Compression stroke Contact pressure Application temperature (ambient temperature) Recommended maximum fastening rate Rated voltage Battery operating voltage 4.2 0.12 in (3.0 mm) 20 nails 0.5 in (12 mm) 11 lbf …16 lbf (50 N …70 N) 5 ℉ …122 ℉ (−15 ℃ …50 ℃) 650/h 21.6 V 21.6 V Battery Battery operating voltage 21.6 V Storage temperature −4 ℉ …104 ℉ (−20 ℃ …40 ℃) Ambient temperature 5 Preparing the tool for use 5.
3. Check that the battery is securely seated in the fastening tool. 5.3 Removing the battery 1. Switch off the fastening tool. → page 14 2. Press and hold down the two release buttons. 3. Pull the battery to the rear and out of the device. 5.4 Removing the fastener guide 1. 2. 3. 4. 5. Switch off the fastening tool. → page 14 Remove the battery. → page 10 Pull the nail pusher down until it engages. Unload the magazine.
5.6 ▶ ▶ Working safely with the belt and scaffold hook Before beginning work, make sure that the scaffold hook is securely attached to the tool. Use the scaffold hook only when necessary. Lay the tool down in a safe place when it is not in use for a long period. 5.7 Loading the fastening tool with nails 5.7.1 Loading for magazine operation WARNING Risk of crushing! Allowing the nail pusher to snap back under spring pressure may result in finger injuries and cause damage to the fastening tool.
5.7.2 Loading for single-fastener mode 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.
6.1.1 Retracting 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. Push against the support leg to release it from its engaged position. 2. Pivot the support leg back through about 180°. 3. Push against the support leg from below until it engages in the retracted position. 6.1.
Press the on/off button. ◁ The spring mechanism audibly builds up tension and the status indicator shows green. ▶ When battery performance drops, tensioning of the spring mechanism takes longer than with a fully charged battery. Battery performance drops at low temperatures. If you continue to operate the fastening tool after battery performance drops, the fastening tool will switch itself off automatically before damage to the battery cells occurs. 6.2.
▽ Bluetooth is not available in all markets Bluetooth can be deactivated if you are in a sensitive environment (e.g. a hospital) where use of Bluetooth is prohibited. 6.5 Removing nails from the fastening tool 6.5.1 Removing a nail when in magazine mode 6.5.2 Removing a nail when in single-fastener mode 1. 2. 3. 4. ▶ Pull the nail pusher down until it engages. Slide the nail downwards out of the magazine. Hold the nail pusher securely and press the nail pusher release button.
Maintenance • Check all visible parts and controls for signs of damage at regular intervals and make sure that they all function correctly. • Do not operate the cordless tool if signs of damage are found or if parts malfunction. Have the tool repaired by Hilti Service immediately. • After cleaning and maintenance, fit all guards or protective devices and check that they function correctly. To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables.
Trouble or fault The spring element is not tensioned and the status indicator lights red. The fastener guide cannot be pressed in and the status indicator lights green. The fastener guide is jammed in the pressed-in state. 10 Possible cause System fault. The magazine is empty. Action to be taken ▶ Remove the battery. → page 10 ▶ Insert the battery. → page 9 ▶ Load the magazine. → page 11 The nail pusher is jammed. ▶ Nail jammed in the fastener guide.
18 English Printed: 19.07.
Printed: 19.07.
Hilti = registered trademark of Hilti Corp., Schaan Printed: 19.07.
