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INTRODUCTION 

 
 

DEAR CUSTOMER, 
CONGRATULATIONS FOR HAVING PURCHASED A DOA PRODUCT. THE TOOL YOU BOUGHT WAS 
MANUFACTURED WITH HIGH QUALITY MATERIALS TO ASSURE YOUR MAXIMUM SATISFACTION 
AND A LONG LASTING SERVICE WITHOUT PROBLEMS. FOR YOUR SAFETY AND OBTAINING THE 
BEST  RESULT,  WE  RECOMMEND  TO  READ  THIS  MANUAL  AND  RESPECT  THE  SIMPLE 
INSTRUCTIONS CONTAINED, THIS WILL PROTECT YOU FROM ACCIDENTS AND AVOID DAMAGES 
TO THE EQUIPMENT. 
KEEP  IT  ALWAYS  AVAILABLE  TOGETHER  WITH  ITS  ENCLOSURES,  SO  THAT  IT  CAN  BE 
CONSULTED WHEN NECESSARY.  

 

 

 

IMPORTANT 

 

SOME ENCLOSURES CONTAINING INFORMATION ABOUT ACCESSORY 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 THEY MUST 
BE KEPT TOGETHER WITH THE MANUAL ITSELF..     

 
 
 

   

   

 

 

 

 

 

BE  CAREFUL  WHEN  YOU  CONNECT  THE  TOOL  TO  AN  HYDRAULIC  CIRCUIT  WHERE 
ARE  UNKNOWN  HYDRAULIC    MAXIMUM    VALUES  OF  PRESSURE  AND  FLOW.    FOR 
AVOIDING  ACCIDENTS  AND  DAMAGES  TO  THE  EQUIPMENT,  BE  SURE  THAT  THE 
MAXIMUM  VALUES  OF  PRESSURE  AND  FLOW  OF  THE  POWERING  CIRCUIT    ARE 
COMPATIBLE WITH THOSE ONE OF THE TOOL ITSELF. 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

THE  TEXT  AND  THE  ILLUSTRATIONS  IN  THIS  MANUAL  ARE  AN  EXCLUSIVE 
PROPERTY  OF  DOA  S.R.L.  THE  PERSON  WHO  USES  THE  TEXT  OR 
REPRODUCES,  EVEN  PARTIALLY,  ILLUSTRATIONS  OR  PARAGRAPHS  FOR 
NON-AUTHORISED PURPOSES CAN BE LEGALLY LIABLE.

  

Summary of Contents for HD 13

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...

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