Summary of Contents for Atlas Copco Secoroc YSP Series
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Secoroc Rock Drilling Tools Secoroc YSP Series Rock Drill Secoroc YSP 45 Stoper Operator's instructions / Spare parts list...
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Foreword Thank you for selecting the Secoroc stoper YSP45. These instructions were developed to help you get the best performance and productivity from the use of your new stoper. Please refer to them also for correct maintenance of the stoper.
Scope of application Model YSP45 is a high frequency stoper. The blast hole angle range is from 60º–90º. YSP45 is mainly used for production drilling, raise driving and bolting. It is equipped with FY500 lubricator. Specification Stoper YSP45 Weight Dimension (L x W x H) 1420x390x160 Cylinder diameter Piston stroke...
Safety instructions To reduce the risk of serious injury or death to yourself or others, carefully read through this instruction booklet before putting the stoper to use. Always follow the instructions given in this manual. Always wear a safety helmet, impact resistant eye protection with side protection and ear protectors during drilling.
Operation Using the stoper for the first time When the stoper arrives from the factory, the inside of the machine is coated with heavy oil to prevent corrosion. After unpacking and installing the machine, pour a small amount of lubrication oil into the air connection and operate the machine on partial throttle to clean the interior.
4. Air/water pressure and hose dimensions Air pressure Ensure that the compressor can deliver the required air pressure of 5 bar at the machine. High pressure (>6.3 bar) causes rough operation and damage. Low pressure (<4 bar) results in a slow drilling speed. Water pressure Set the water preassure to around 3 bar.
Controls Throttle lever The stoper is equipped with a throttle lever (T) for regulating both the compressed air to the percussion mechanism, the blowing and the water flushing. The seven positions (A to G) of the throttle lever are explained in detail in the table below. Position Rotation and Water flushing...
Exhaust valve button The exhaust valve button (E) controls the exhaust valve which is located in the cylinder handle. When the exhaust valve button is pushed, the feed force ceases abruptly, thus overriding the setting on the feed control. The facility is used e.g. to adjust the height of the stoper, setting up the stoper or to help releasing a jammed drill steel.
Note! Do not bend the drill steel as this will increase wear of the shank bushing and piston. It can also affect drilling efficiency and increase the risk of drill steel breakage. Stopping the stoper Pull the throttle lever upwards, which will stop percussion, rotation and flushing water.
Every day before using the drill, blow out the air hose to clear it from accumulated dirt and moisture. Drain the water separator. Check the air and water pressure. Make sure that the water pressure is at least 1 bar lower than the air pressure. Once a week (after 40 hours of operation) Carry out a basic check of all functions of the drilling equipment.
Trouble shooting Problem Cause Solution Decreased Air leakage in hoses, Change packings, and where penetration rate couplings required, change parts in the throttle valve Shank sleeve Check the shank sleeve for excessive wear. Replace if necessary. Air leakage due to worn Replace the piston and/or cylinder piston/cylinder Air leakage due to worn...
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Problem Cause Solution Uneven The side bolts are unevenly Check and repair any damage to running or insufficiently tightened. the contact points and tighten the (continued) Can cause the various parts bolts with the correct tightening to lose their alignment, torque resulting in the seizure of the movable parts.
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