Hilti NPR 19-22 Manual page 12

5.2 Inserting the battery
WARNING
Risk of injury by short circuit or falling battery!
▶ Before inserting the battery, make sure that the contacts on the battery and the contacts on the product
are free of foreign matter.
▶ Make sure that the battery always engages correctly.
1. Charge the battery fully before using it for the first time.
2. Push the battery into the product until it engages with an audible click.
3. Check that the battery is seated securely.
5.3 Removing the battery
1. Press the battery release button.
2. Remove the battery from the product.
5.4 Inserting pressing jaw
CAUTION
Risk of injury! The accessory tool may be hot and/or have sharp edges.
▶ Wear protective gloves when changing the accessory tool.
▶ Never lay down a hot accessory tool on a flammable surface.
WARNING
Risk of injury! Unintentional starting.
▶ Remove the battery before fitting, changing or removing the pressing jaws.
Never operate the product without a pressing jaw installed!
1. Select the suitable pressing jaw.
2. Turn the tool head so that the locking pin is easily accessible.
3. Press the locking pins.
4. Rotate the locking pins counterclockwise as far as they will go.
▶ The locking pin pops out.
5. Insert the pressing jaw.
6. Push the locking pins in until they engage.
The locking pin is engaged correctly when it projects slightly on the other side of the pressing jaw.
5.5 Removing pressing jaw
CAUTION
Risk of injury! The accessory tool may be hot and/or have sharp edges.
▶ Wear protective gloves when changing the accessory tool.
▶ Never lay down a hot accessory tool on a flammable surface.
WARNING
Risk of injury! Unintentional starting.
▶ Remove the battery before fitting, changing or removing the pressing jaws.
1. Turn the tool head so that the locking pin is easily accessible.
2. Press the locking pins.
3. Rotate the locking pins counterclockwise as far as they will go.
▶ The locking pin pops out.
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