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30
English
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8.3.2 Checking piston and buffer
WARNING
Risk of injury!
A faulty buffer or piston or a faulty base plate leads to an increased risk of malfunctions.
▶
Check the piston and buffer for wear and replace them if damaged.
▶
Do not tamper with or modify the piston.
▶
Do not attempt to repair a faulty piston yourself, for example by grinding the tip.
1. The piston must be replaced in the following cases:
▶
The piston is broken.
▶
The piston is badly worn or chipped (e.g. a segment of more than 90° of the circumferential
ring-shaped elevation at the piston tip broken away)
▶
The piston rings are cracked or missing.
▶
The piston is bent (check by rolling the piston on a smooth, flat surface).
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.
8.3.3 Cleaning and oiling fastening tool
Use only
Hilti
spray. The use of other lubricants can cause malfunctions or damage the fastening tool.
1. Disassemble the fastening tool. → page 29
2. Use the flat brush supplied for the purpose to clean the piston rings until the piston rings move freely.
3. Use the flat brush to clean the lock of the fastener guide.
4. Oil the lock of the fastener guide and then wipe the lock lightly with a cloth.
5. Use the large round brush supplied for the purpose to clean the inside of the exhaust gas piston return
unit.
6. Oil the lock of the exhaust gas piston return unit on the inside.
7. Use the flat brush to clean the back end of the exhaust gas piston return unit and the pins.
8. Oil the pins and then wipe the pins lightly with a cloth.
9. Use the tapered brush supplied for the purpose to clean the tapered cartridge chamber.
10. Clean the cartridge barrel with the cleaning rod supplied for the purpose.
8.3.4 Final check of the fastening tool
1. After carrying out care and maintenance, check that all protective and safety devices are fitted and that
they function faultlessly.
2. Reset the cleaning indicator. → page 28
9
Problems with the fastening tool
WARNING!
Risk of injury! Before you start troubleshooting, make sure there are no cartridges in the
fastening tool. If the cartridges cannot be removed, contact
Hilti
Service
If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, please contact
Hilti
Service.
Malfunction
Possible cause
Action to be taken
The piston gets stuck in the
base material
The fastener is too short.
▶
Use a longer fastener.
The fastener has no washer.
▶
Use a fastener with washer for
applications on wood.
Too much driving energy.
▶
Turn the selector ring for driving
energy to reduce driving energy.
Higher force required to press
the tool against the surface
Build-up of combustion residues.
▶
Service the tool.
▶
Clean the cartridge chamber.
▶
Insert new cartridge strip.
Summary of Contents for DX 6 Series
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Page 3: ...2...
Page 4: ...3 4 5 6...
Page 5: ...7 8 9 10...
Page 234: ...228 2232121 2232121 1 1 1 1 2 1 2 1 1 2 2 1 2 3...
Page 236: ...230 2232121 2232121 2 2 1 Hilti DX Hilti 234 4 236...
Page 237: ...2232121 2232121 231 Hilti 2 237 Hilti DX Kwik Hilti 234 PAT 5 C 25 C...
Page 238: ...232 2232121 2232121 3 3 1 1 3 2 2 3 3...
Page 242: ...236 2232121 2232121 5 5 1 3 1 2 3 4 5 6 7 6 6 1 4 1...
Page 243: ...2232121 2232121 237 2 6 2 5 1 2 3 6 3 6 1 2 1 8 3 6 4 7 1 2 3 6 5 1 2 6 6 1 2...
Page 244: ...238 2232121 2232121 6 7 5 500 DX 6 DX 6 10 12 7 7 1 1 10 2 3 4 5 6 7 2 1 2 3 4 5...
Page 247: ...2232121 2232121 241 2 238 9 Hilti Hilti Hilti 240 Hilti...
Page 248: ...242 2232121 2232121 240 240 236...
Page 249: ...2232121 2232121 243 9 1 Hilti DX Kwik DX Kwik DX Kwik...
Page 250: ...244 2232121 2232121 DX Kwik DX Kwik DX 76 PTR 4 5 DX 76 PTR...
Page 251: ...2232121 2232121 245 DX 76 PTR 9 2 Hilti Hilti...
Page 253: ...2232121 2232121 247 1 1 1 1 2 1 2 1 1 2 2 1 2 3...
Page 255: ...2232121 2232121 249 2 2 1 Hilti Hilti DX 253 4 255...
Page 256: ...250 2232121 2232121 Hilti 2 256 Hilti DX Kwik Hilti 253 PAT 5 C 25 C...
Page 257: ...2232121 2232121 251 3 3 1 1 3 2 2 3 3...
Page 261: ...2232121 2232121 255 5 1 3 1 2 3 4 5 6 7 6 6 1 4 1 2...
Page 263: ...2232121 2232121 257 10 12 7 7 1 1 10 2 3 4 5 6 7 2 1 2 3 4 5 Hilti 2500 3000 500 30000 Hilti...
Page 264: ...258 2232121 2232121 8 8 1 Hilti 8 2 DX Hilti 1 2 3 256 8 3 1 2 3 4 8 3 1 8 1 2 3 4 5 6 7...
Page 266: ...260 2232121 2232121 Hilti 259 Hilti...
Page 267: ...2232121 2232121 261 259 259 255...
Page 268: ...262 2232121 2232121 9 1 Hilti DX Kwik DX Kwik DX Kwik DX Kwik DX Kwik...
Page 269: ...2232121 2232121 263 DX 76 PTR 4 5 DX 76 PTR DX 76 PTR...
Page 270: ...264 2232121 2232121 9 2 Hilti Hilti...
Page 290: ...284 2232121 2232121 1 1 1 1 2 1 2 1 1 2 2 1 2 3 1 3 1 3 1...
Page 292: ...286 2232121 2232121 Hilti Hilti DX 290 4 292 Hilti...
Page 293: ...2232121 2232121 287 293 Hilti DX Kwik Hilti 290 PAT 5 25...
Page 294: ...288 2232121 2232121 3 3 1 1 3 2 2 3 3...
Page 298: ...292 2232121 2232121 4 5 6 7 6 6 1 4 1 2 6 2 5 1 2...
Page 299: ...2232121 2232121 293 3 6 3 6 1 2 1 8 3 6 4 7 1 2 3 6 5 1 2 6 6 1 2 6 7 5 500 DX 6 DX 6 10 12 7...
Page 301: ...2232121 2232121 295 8 2 DX Hilti 1 2 3 293 8 3 1 2 3 4 8 3 1 8 1 2 3 4 5 6 7 8 8 3 2 9 1 90...
Page 303: ...2232121 2232121 297 295 Hilti 295 295 291...
Page 304: ...298 2232121 2232121 9 1 Hilti DX Kwik DX Kwik...
Page 305: ...2232121 2232121 299 DX Kwik DX Kwik DX Kwik DX 76 PTR 4 5 DX 76 PTR...
Page 306: ...300 2232121 2232121 DX 76 PTR 9 2 Hilti Hilti...
Page 308: ...302 2232121 2232121 1 1 1 1 2 1 2 1 1 2 2 1 2 3 1 3 1 3 1...
Page 310: ...304 2232121 2232121 Hilti Hilti DX 307 4 mm 309 Hilti 2 310 Hilti DX Kwik...
Page 311: ...2232121 2232121 305 Hilti 307 PAT 5 C 25 C 3 3 1 1...
Page 315: ...2232121 2232121 309 5 1 3 1 2 3 4 5 6 7 6 6 1 4 1 2 6 2 5 3 10 2 1 2 10...
Page 319: ...2232121 2232121 313 9 Hilti Hilti Hilti 312 Hilti...
Page 320: ...314 2232121 2232121 312 312 309 9 1 Hilti...
Page 321: ...2232121 2232121 315 DX Kwik DX Kwik DX Kwik DX Kwik DX Kwik DX 76 PTR...
Page 322: ...316 2232121 2232121 4 5 mm DX 76 PTR DX 76 PTR 9 2 Hilti Hilti...
Page 324: ...318 2232121 2232121 16 24 22041 0800 221 036 1 2 1 2 1 1 2 2 1 2 3 1 3 1 3 1 1 3 2...
Page 326: ...320 2232121 2232121 324 Hilti 2 325 Hilti DX Kwik Hilti 323 PAT 5 C 25 C...
Page 327: ...2232121 2232121 321 3 3 1 1 3 2 2 3 3...
Page 331: ...2232121 2232121 325 6 1 4 1 2 6 2 5 1 2 3 6 3 6 1 2 1 8 3 6 4 7 1 2 3 6 5 1 2 6 6 1 2...
Page 333: ...2232121 2232121 327 8 2 DX Hilti 1 2 3 325 8 3 1 2 3 4 8 3 1 8 1 2 3 4 5 6 7 8 8 3 2 9 1 90...
Page 335: ...2232121 2232121 329 Hilti 327 327 324...
Page 336: ...330 2232121 2232121 9 1 Hilti DX Kwik DX Kwik DX Kwik DX Kwik DX Kwik...
Page 337: ...2232121 2232121 331 DX 76 PTR 4 5 mm DX 76 PTR DX 76 PTR 9 2 Hilti Hilti...
Page 339: ...2232121 2232121 333 1 1 1 1 2 1 2 1 1 2 2 1 2 3 1 3 1 3 1...
Page 341: ...2232121 2232121 335 4 mm 339 Hilti 2 340 Hilti DX Kwik Hilti 338...
Page 342: ...336 2232121 2232121 PAT 5 C 25 C 3 3 1 1 3 2 2 3 3...
Page 346: ...340 2232121 2232121 6 1 4 1 2 6 2 5 1 2 3 6 3 6 1 2 1 8 3 6 4 7 1 2 3 6 5 1 2 6 6 1 2...
Page 348: ...342 2232121 2232121 8 2 DX Hilti 1 2 3 340 8 3 1 2 3 4 8 3 1 8 1 2 3 4 5 6 7 8 8 3 2 9 1 90...
Page 350: ...344 2232121 2232121 Hilti 342 342 339...
Page 351: ...2232121 2232121 345 9 1 Hilti DX Kwik DX Kwik DX Kwik DX Kwik DX Kwik DX 76 PTR...
Page 352: ...346 2232121 2232121 4 5 mm DX 76 PTR DX 76 PTR 9 2 Hilti Hilti...
Page 354: ...348 2232121 2232121...
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Page 356: ...Hilti registered trademark of Hilti Corp Schaan Pos 1 20201111 2232121 2232121...