COPYRIGHT © 2013 SANDVIK MINING AND CONSTRUCTION OY
Page 40 - Lubrication
Carrier hydraulic oil
455
3. Reduced hammer efficiency.
■
Accelerated wear of moving parts and seals.
■
Danger of piston seizing up.
■
Oil leakages.
4. Shortened working life and reduced lubricating capability of oil.
■
Oil overheats.
■
Oil quality deteriorates.
■
Electro-chemical changes in hydraulic oil.
5. Valves do not function properly.
■
Spools bind.
■
Rapid wear of parts.
■
Blocking of small holes.
Note: Component damage is only a symptom. The trouble itself will not be cured
by removing the symptom. After any component damage due to impurities in the
oil, the entire hydraulic system has to be cleaned. Dismantle, clean and reassemble
the hammer and change the hydraulic oil.
Summary of Contents for 455
Page 1: ...Original instructions 1 13 OPERATOR S MANUAL OM455ENG 113 HYDRAULIC HAMMER RAMMER 455 ...
Page 3: ...Operation Page 3 COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY 455 OPERATION ...
Page 33: ...Lubrication Page 33 COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY 455 LUBRICATION ...
Page 41: ...Maintenance Page 41 COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY 455 MAINTENANCE ...
Page 53: ...Specifications Page 53 COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY 455 SPECIFICATIONS ...
Page 58: ...COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY Page 58 ...
Page 59: ...Page 59 COPYRIGHT 2013 SANDVIK MINING AND CONSTRUCTION OY ...