Hilti NURON RT 6-22 Original Bedienungsanleitung Seite 27

• Keep the battery free of extraneous oil and grease. Do not permit dust or dirt to accumulate unnecessarily
on the battery. Clean the battery with a dry, soft brush or a clean, dry cloth. Do not use cleaning agents
containing silicone as these can attack the plastic parts.
Do not touch the contacts of the battery and do not remove the factory-applied grease from the contacts.
• Use only a slightly damp cloth to clean the housing. Do not use cleaning agents containing silicone as
these can attack the plastic parts.
Maintenance
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not use the product if signs of damage are found or if parts malfunction. Immediately have the product
repaired by Hilti Service.
• After cleaning and maintenance, install all guards and protective devices and check that they are in full
working order.
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare
parts, consumables and accessories approved by Hilti for use with your product can be found at your
Hilti Store or online at: www.hilti.group
7.1 Removal of metallic residues
1. Use an open-ended wrench of the correct size (24 mm) to slacken the steel sleeve.
2. Completely unscrew the steel sleeve.
3. Carefully tap all residues out of the steel sleeve.
4. Unscrew the nosepiece and with a cloth, rub the steel sleeve until no traces of metallic residues remain.
5. Screw the nosepiece on again.
6. Use a ring wrench of the correct size (17 mm) to open the jaw housing and unscrew it completely.
7. Remove the three-part jaw assembly (jaws).
8. Carefully tap all residues out of the jaw housing.
9. Use a cloth sprayed with rust inhibitor to rub the jaw housing and the jaws until no traces of metallic
residues remain.
Replace the jaws if they are worn.
10. Now remove the jaw pusher and its spring.
11. Clean the jaw pusher and the spring with a cloth.
12. Clean the adapter with a cloth.
13. Use a 15 mm wrench to make sure that the connecting shaft is secure.
14. Reinsert all the parts in the reverse of the disassembly procedure.
In this process, coat the jaw pusher and the jaw housing on the outside with a Hilti grease.
Spray a drop of oil into the jaw housing.
15. Tighten the steel sleeve with an open-ended wrench of the correct size (24 mm).
7.2 Removal of metal parts from the jaw housing
1. Use an open-ended wrench of the correct size (24 mm) to slacken the steel sleeve.
2. Completely unscrew the steel sleeve.
3. Carefully tap all residues out of the steel sleeve.
4. Use a ring wrench of the correct size (17 mm) to open the jaw housing and unscrew it completely.
5. Carefully tap all residues out of the jaw housing.
▶ This causes the three jaws and the metal parts to fall out.
6. Reinsert all the parts in the reverse of the disassembly procedure.
Spray a drop of oil into the jaw housing.
7. Tighten the steel sleeve with an open-ended wrench of the correct size (24 mm).
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