This operation and maintenance manual provides the drawings, parts lists and suggested procedures necessary for the operations, care and maintenance of the VKP 95-1. It is extremely important that all the suggested safety precautions, as well as user’s safety rules, be followed. PERMON is not responsible for damage to equipment or personnel injury due to misuse of the equipment or disregard for safety procedures.
Safety Precautions The following safety precautions apply to all drilling equipment supplied by PERMON s.r.o. including the VKP 95-1 and the bits discussed in this manual. Personnel must become completely familiar with the proper procedures and safety precautions before operating and maintaining the hammers and bits.
Use rock drill oil only. When new VKP 95-1 DTH hammer or drill pipe are put into use, it is recommended that 1/4 a quart (0.25 ltrs) of oil be pured into the new hammer or each pipe to give them a good coating of oil and to prevent the hammer from running dry at any time.
PERMON s.r.o. VKP 95-1 – OPERATION MANUAL PAGE 7 Recommended environmentally friendly rock drill oils for lubrication: SETUZA PRIMOL EKO ÖMV BIOHYD M 32 TOTAL HYDROBIO 46 BP BIOHYD SE46 Weight on Bit For efficient drilling it is important that the bit carbides are in contact with the rock at the time of impact.
PERMON s.r.o. VKP 95-1 – OPERATION MANUAL PAGE 8 If the top of the hole craters, and cuttings and debris fall into the hole from the surface, install a short length of casing in the hole. Allow the casing to extend 6 to 8 inches (15 to 20 cm) above the surface and pack rags, clay or dirt around the outside of the casing.
PERMON s.r.o. VKP 95-1 – OPERATION MANUAL PAGE 9 Disassemble the backhead assembly. Remove the rubber check valve seat, check valve and spring. Assembly Important: Before assembling the hammer, insure all components are inspected and restored to the best possible condition or replaced, if needed.