DOA HD 13, Safety, Operation And Maintenance Manual

Page 1: ...ATION AND MAINTENANCE MANUAL DOA s r l Via Cortiva 5 22060 NOVEDRATE Como ITALY TEL 39 031 792040 FAX 39 031 791917 www doa it E mail info doa it IMPORTANT READ MANUAL BEFORE USE KEEP THIS MANUAL FOR...

Page 2: ...SPEED 7 HYDRAULIC CHARACTERISTICS 7 GENERAL SAFETY NORMS 8 USE OF THE PRODUCT WHAT NOT TO DO 10 NEVER USE THE TOOL IF 11 BEFORE WORKING 12 USE OF THE TOOL 13 CUTTING OPERATIONS 14 END OF OPERATIONS 1...

Page 3: ...ESSORY PARTS OR SAFETY MANUALS OF THE MANUFACTURER OF SUB PARTS OR SUBCOMPONENTS OF DOA TOOLS COULD HAVE BEEN SUPPLIED TOGETHER WITH THIS MANUAL THESE ENCLOSURES ARE AN INTEGRAL PART OF THE MANUAL AND...

Page 4: ...cted This symbol indicates a dangerous operation or situation that can cause serious accidents or death This symbol warns about generic danger that can cause accidents and damages to the equipment or...

Page 5: ...nts accidental tool starting it can be pressed with minimal effort to guarantee operator comfort also in long cutting operations 2 RETURN HOSE T it is the tube where oil get out exit the tool and go b...

Page 6: ...drill can be used for underwater works the underwater model as specific bit attachment that is a simplified version of the SDSS MAX type the normal SDS MAX quick type chuck is not adequate for marine...

Page 7: ...g over the handle or with one hand only Kickback caused by a blocking of rotation could cause serious enjuries Do not inspect clean or change the bits while the oil is in pressure Always put off the h...

Page 8: ...PLERS INSTALLATION DEPENDS ON THE POSITIONING OF THE FIRST MALE COUPLER THAT HAS TO BE INSTALLED ALLWAYS ON THE P LINE OF PACK USE OF THE HAMMER DRILL OPERATIONS The HD13 is a hydraulic hammer drill t...

Page 9: ...NDS OF THE HOSES TO ONE ANOTHER 3 Choose the SDS MAX bits of the appropriate diameter 4 Check the wear of the bits If the bits in Widia or Tungsten are damaged or missing even the best drill will give...

Page 10: ...AND ABOVE ALL IN SALTY WATER AFTER USE THE TOOL MUST BE IMMEDIATELY ACCURATELY WASHED WITH FRESH WATER INSISTING IN THE RECESSED CAVITIES AND HIDDEN POINTS WHERE SALT MAY NEST THEN WITH AN AIR GUN ACC...

Page 11: ...ons Check that the quick couplers are well dry without oil leaks and that the knurled bushing on the female quick coupler is intact and can slide freely during the connections The male coupler should...

Page 12: ...LL FUELS ARE DANGEROUS WASTES THAT MUST BE DISPOSED ACCORDING TO THE LOCAL REGULATION OF YOUR COUNTRY OR MUNICIPALITY DON T THROW AWAY THE LIQUIDS AND MATERIALS OF THE ABOVE MENTIONED LIST THE INFRING...

Page 13: ...lthough we recommend that the repairs have to be carried out only by authorized DOA service agents some minor repairs can be carried out also by other engineers in this case follow these instructions...

Page 14: ...ON THE TOOL IN THE HOLE WITH P PUNCHED OIL ENTERS THE TOOL COLLECT THE DRIPPING OIL IN A CLEAN CONTAINER CHECK IF THE OIL IS DIRTY OR WITH IMPURITIES THIS WILL HELP IN FINDING SOME CAUSES OF PROBLEMS...

Page 15: ...R PACKAGING SUFFICIENTLY STRONG AND PROPORTIONAL TO THE TOOL WEIGHT IN ORDER TO PROTECT THE TOOL AND MAINTAIN ITS INTEGRITY PROBLEM CAUSE SOLUTION TRUBLE SHOOTING CHART THE FOLLOWING TABLE IS A GUIDE...

Page 16: ...or broken drive shaft Control repair or contact the nearest DOA service agent PROBLEM THE BIT TURNS BUT THERE ARE POOR PERFORMANCES TOOL HAS NO POWER CAUSE SOLUTION The flow control valves integrated...

Page 17: ...the nearest DOA service agent Back pressure too high Control and reduce hose length PROBLEM TOOL WORKS WELL BUT THERE ARE POOR PERFORMANCES CAUSE SOLUTION Drilling bits are inadequate to material or...

Page 18: ...number are covered by a LIMITED WARRANTY OF THREE MONTHS from the date of starting DOA reserves the right to substitute only those parts recognized to be defective after an inspection of DOA engineer...