Hilti NURON NPR 32 XL-22 Manual page 32

CAUTION
Damage to property due to incorrect handling! Incorrect handling can result in damage to the pressing
tool and/or the pressing rings.
▶ Before starting work, make sure that the pressing rings are dust-free.
▶ Before starting work, lubricate the pressing rings and - if present - the rolling actuator with lubricant and
corrosion-inhibiting spray (#308976).
▶ Comply with the original operating instructions of the manufacturer.
In cold weather the hydraulic oil can thicken and slow the pressing operation. Perform 5 to 10 empty
pressing operations to heat up the pressing tool.
Observe the safety instructions and warnings in these operating instructions and on the product.
6.1 Pressing with pressing jaws
If the pressing operation is ended prematurely, the fitting must be removed or, if possible, repressed.
1. Install the crimping/pressing/adapter jaw. → page 24
2. Squeeze the legs of the pressing jaws together.
▶ The pressing jaw opens.
3. Enclose the fitting to be installed in the pressing jaw.
4. Press and hold down the control switch until the piston retracts.
▶ The pressing operation is completed successfully.
6.2 Carrying out crimping/pressing operation with adapter jaws and pressing ring
If the pressing operation is ended prematurely, the fitting must be removed or, if possible, repressed.
1. Enclose the fitting to be installed in the pressing jaw.
2. Install the crimping/pressing/adapter jaw. → page 24
3. Press the adapter jaw legs together.
▶ The gripper hooks of the adapter jaw open.
4. Install the gripper hooks of the adapter jaw into the mounting groove of the pressing ring.
5. Release the adapter jaw legs.
▶ The gripper hooks of the adapter jaw engage in the mounting groove of the pressing ring.
6. Aim the pressing ring and adapter jaws straight.
7. Press and hold down the control switch until the piston retracts.
▶ The pressing operation is completed successfully.
7 Care and maintenance
WARNING
Risk of injury with battery inserted !
▶ Always remove the battery before carrying out care and maintenance tasks!
Care of the product
• Carefully remove stubborn dirt.
• Carefully clean the air vents, if present, with a dry, soft brush.
• Use only a slightly damp cloth to clean the housing. Do not use cleaning agents containing silicone as
these can attack the plastic parts.
• Use a dry, clean cloth to clean the contacts of the product.
Care of the Li­ion batteries
• Never use a battery with clogged air vents. Clean the air vents carefully using a dry, soft brush.
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