Maruzen DH205 Operating Manual Download Page 5

5

DO  N OT  OP E RATE  TH E  MACH IN E  U N LE SS  TH E  F OLLOWIN G  SAF E TY 

INSTRUCTIONS HAVE BEEN THOROUGHLY READ AND UNDERSTOOD!     

WARNING 

SAFETY ALERTS

Rea d  a n d  u n der st a n d  oper a t in g  m a n u a l 
before operating. 

WARNING 

Be Cautious About High Pressure Hydraulic Oil

There  is  a  risk  of sudden  breakage  of hydraulic hoses 

which causes the oil inside belch out. 

1.

Relief the pressure inside before disconnecting 

hoses.

2.

DO  N OT 

in spect  oil  lea k a ge  wit h  you r  ba r e

h a n ds.   Beca u se  oil  lea k a ge  is  ver y  oft en  n ot

noticeable,  ALWAYS  u se  ca r dboa r d  or  wood

pieces to assist your inspection

WARNING 

Be Cautious About High Pressure Gas 

1.

H igh  pr essu r e  n it r ogen  ga s  wa s  in st a lled  in side

a ccu m u la t or.

2.

DO  N OT  un-t igh t en  t h e  ca p  fr om  t h e  t op  of  t h e

breaker.

* Failure to observe this precaution can result personal

injuries. 

Summary of Contents for DH205

Page 1: ...POSE PLEASE READ THIS MANUAL THROUGHLY BEFORE ATTEMPTING TO USE THIS BREAKER ANY FALES OPERATING PROCEDURES WILL CAUSE DAMAGES OF THE MACHINE ALWAYS KEEP THIS MANUAL TO AN EASILY ACCESSABLE PLACE HYDR...

Page 2: ...the guidelines and safety alerts in the manuals and on the machine or use this machine in alternative ways from the manuals may result in system failure or serious personal injury Keep this manual wit...

Page 3: ...ions 9 Specifications Descriptions 10 Precaution Labels and Positions 11 Inspection before Each Operation 12 Operation 13 14 Guidelines 15 16 Installation of 5kg Weight 16 Inspections 17 Tools Applica...

Page 4: ...e In this manual and on machines labels the following safety alert symbol are used to express the potential level of hazard Safety alert symbols are to emphasize all operation which if not strictly fo...

Page 5: ...hoses which causes the oil inside belch out 1 Relief the pressure inside before disconnecting hoses 2 DO NOT inspect oil leakage with your bare hands Because oil leakage is very often not noticeable...

Page 6: ...y rapid raise of the oil temperature the temperature of the machine goes up while and after the operation DO NOT touch the machine with your bare hands 2 The temperature of tools will also raise while...

Page 7: ...ed Failure to observe this precaution can result serious injury or even death WARNING CAUTION When lending someone the equipment Make sure the safety instructions have been thoroughly read and fully u...

Page 8: ...area 1 Do not operate the breaker if any people are within the area where flying debris or movement of the breaker may injure them 2 For preventing flying debris make sure protection fences are being...

Page 9: ...1 Drench part of the rock drill or whole rock drill into water or seawater 2 Connect with power source which its oil flow and pressure exceeds the rock drill s allowable range 3 Operating with oil te...

Page 10: ...10...

Page 11: ...Level ISO08662 5 Z 4 6 m s With 5kg Counter Weight added Z 3 7 m s Sound Power 200 14 EC Measured Sound Power Level Lwa 102dB A Guaranteed Sound Power Level Lwa 103dB Shank Size 7 8 x 4 1 4 22x108mm...

Page 12: ...ant that all the safety precaution labels are legible in all time Replace new once when they are illegible Order your precaution labels from your nearest Maruzen dealer Code MPL1Z074A0 MPL1E075A1 MPL2...

Page 13: ...Refer the drawing on the right Inspection Items Countermeasures 1 Loose nut Tighten the loosen nut 2 Loose handle attachment Tighten handle attachment 3 Loose hose attachment Tighten hose attachment...

Page 14: ...w one especially when the damage of wires found An air cleaner is equipped to prevent dust being sucked into built in compressor Refer to the drawing below for air cleaner cleaning Remove the cleaner...

Page 15: ...nd etc 2 Start drilling 5 Place the end of the rod on the place where you intendto drill pressure down the rock drill gently grip the control lever and start drilling 6 For preventing rock driller dan...

Page 16: ...ion 4 After the operation 12 After the operation stop the power source 13 Use the moil point to push up the piston to the end 14 Detach the connection hoses 15 Make sure all the couplers on standard h...

Page 17: ...e the rock drill horizontally after operating can cause injury by sudden falling of the breaker 6 Be cautious not to injure your back while lifting the rock drill 5 Connect male and female couplers on...

Page 18: ...ECK OUT Check before each operation 1 Check if there is any oil leakage from hoses or breaker itself 2 Check if there are any cracks or damage in tools PERIODICAL INSPECTION Ask your dealer for the pe...

Page 19: ...a new control lever 7 Disassemble rock drill clean and remove dirt and dust between control lever and valve body 8 Connected high pressure hoses to the upper side of rock drill Breaking but rod does...

Page 20: ...lean 3 Replace new one 4 Replace new one 5 Replace new one Oil leakage from control lever 1 Damage wear or harden of O ring 1 Replace O ring Dust mixed with oil 1 Damage of U cup packing 2 Damage of U...

Page 21: ...21 from the compressor causes bland hammering Oil leakage from valve rod 1 Damage of O ring 1 Replace the new one For items with ask Maruzen dealers for service and maintenance...

Page 22: ...22 EXPLODED VIEW MODEL DH205...

Page 23: ...B19Z035A Washer 2 41 SBH 6x12 Hex Button Screw 4 14 MB19Z021A Pad 2 42 MB19Z014A Push Rod 1 15 MB19Z006A Pin 2 43 OBP 14 Back Up Ring 1 16 MB19Z024B Washer 2 44 OP 14 O Ring 1 17 SH 5x8 Togarisaki Sto...

Page 24: ...42 O Ring 2 70 MD09Y007A Valve Seat 1 100 OP 8 O Ring 3 71 1410 429 Packing B 1 101 PR 2 5x8 Pin 1 72 MD09Z008A Cleaner Case 1 102 PR 6x20 Pin 2 73 1410 442 Packing 1 103 WH6x20 Spring 1 74 1410 441 E...

Page 25: ...1 47 48 49 A5 M2LTX506A Valve Guide Assy 1 43 44 45 46 A9 MB19Z044A 1 3 21 A10 MB35Z501A Handle L Assy 1 4 5 12 14 15 2 17 3 A11 MB19Z040A Handle R Assy 1 5 12 14 17 24 B1 MB08Z055A Compressor Cylinde...

Page 26: ...n beschriebene Maschine Verklaart dat onderstaande beschreven machine Hydraulic Rock Drill Marteau Perforateur Hydraulique Roccia Trivella Idraulico Hydraulik Bohrhammer DH205 Serial number Num ro de...

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