Hilti DX 5 Manual página 34

2. The buffer must be replaced in the following cases:
◁ The metal ring of the buffer is loose or broken.
◁ The buffer no longer holds on the fastener guide.
◁ The rubber is badly worn at certain points under the metal ring.
6.7 Checking the fastener guide for wear
1. Check the fastener guide for wear and replace it if part of it is damaged (e.g. broken, bent, widened or
cracked).
2. Contact Hilti Service if necessary.
6.8 Cleaning and lubricating the single-fastener tool
1. Spray the piston rings lightly with oil and then use the flat brush to clean them using the flat brush until
the rings are free to move.
2. Use the flat brush to clean the thread on the fastener guide.
3. Use the large round brush to clean the inside of the housing.
4. Dismantle the exhaust gas piston return unit.
5. Clean the exhaust gas piston return unit.
6. Spray the cleaned parts with the supplied Hilti lubricant spray.
Use only Hilti lubricant spray or a product of comparable quality. Use of other lubricants may
damage the tool.
7. Fit the exhaust gas piston return unit.
8. Assemble the tool.
6.9 Cleaning and lubricating the magazine tool
1. Spray the piston rings lightly with oil and then use the flat brush to clean them using the flat brush until
the rings are free to move.
2. Use the flat brush to clean the thread on the fastener guide.
3. Use the large round brush to clean the inside of the housing.
4. Dismantle the exhaust gas piston return unit.
5. Clean the exhaust gas piston return unit.
6. Spray the cleaned parts with the supplied Hilti lubricant spray.
Use only Hilti lubricant spray or a product of comparable quality. Use of other lubricants may
damage the tool.
7. Fit the exhaust gas piston return unit.
8. Assemble the tool.
6.10 Assembling the single-fastener tool
1. Check whether there is a cartridge in the tool, and remove it if there is.
2. Fit the exhaust gas piston return unit.
3. Fit the piston.
4. Fit the buffer onto the fastener guide.
5. Screw on the fastener guide.
6.11 Assembling the magazine tool
1. Check whether there is a cartridge in the tool, and remove it if there is.
2. Fit the exhaust gas piston return unit.
3. Fit the piston.
4. Fit the buffer onto the fastener guide.
5. Screw on the fastener guide.
6.12 Final check of the tool
1. After carrying out care and maintenance work, check that all safety devices are fitted and that they are
functioning correctly.
26 English
Printed: 30.05.2018 | Doc-Nr: PUB / 5433084 / 000 / 00
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