Maruzen DH205 Operating Manual

Hydraulic handheld breaker (anti-vibration model)

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HYDRAULIC HANDHELD BREAKER

OP E RATING MANUAL

FOR THE SAFETY PURPOSE, PLEASE READ THIS MANUAL THROUGHLY

BE F ORE

ATTE MP TING

OP E RATING P ROCE DURE S WILL CAUSE

OP E RATING P ROCE DURE S WILL CAUSE DAMAGE S OF TH E MACH INE .

OP E RATING P ROCE DURE S WILL CAUSE

ALWAYS KEEP THIS MANUAL TO AN EASILY ACCESSABLE PLACE.

MARUZE N KOGYO CO., LTD.

MODEL DH205

(Anti- Vibration Model)

Vibration Model)

CAUTION

USE

TH IS

BRE AKE R.

DAMAGE S OF TH E MACH INE .

ANY FALE S

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Summary of Contents for Maruzen DH205

Page 1 HYDRAULIC HANDHELD BREAKER HYDRAULIC HANDHELD BREAKER HYDRAULIC HANDHELD BREAKER HYDRAULIC HANDHELD BREAKER HYDRAULIC HANDHELD BREAKER MODEL DH205 MODEL DH205 MODEL DH205 (Anti- Vibration Model) Vibration Model) Vibration Model) OP E RATING MANUAL OP E RATING MANUAL OP E RATING MANUAL...
Page 2 Repla cin g com pon en t s a n d pa r t s fr om ot h er sou r ces m a y ca u se damages to this machine and endanger operators. MARUZEN KOGYO CO., LTD. 155-8 NAGABUSE, MISHIMA-SHI,...
Page 3: Table Of Contents
CONTENTS Safety Information ............. 4 Safety Alert Classifications .......... 4 Safety Alerts ..............5 Introductions ..............9 Specifications & Descriptions ..........10 Precaution Labels and Positions ........11 Inspection before Each Operation ........12 Operation ................13 Guidelines ................15 Installation of 5kg Weight ..........
Page 4: Safety Information
SAFETY INFORMATION To enable you to use this machine safely, safety precautions and labels a r e given in t h is m a n u a l a n d a ffixed t o t h e m a ch in e t o give expla n a t ion s of sit u a t ion s in volvin g pot en t ia l h a za r ds a n d of t h e methods of avoiding such situations.
Page 5: Safety Alerts
SAFETY ALERTS DO NOT OP E RATE TH E MACH INE UNLE SS TH E F OLLOWING SAF E TY INSTRUCTIONS HAVE BEEN THOROUGHLY READ AND UNDERSTOOD! WARNING 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.
Page 6 WARNING Be Cautious About High Heat 1. F ollowin g by r a pid r a ise of t h e oil t em per a t u r e, t h e t em per a t u r e of t h e m a ch in e goes u p wh ile a n d a ft er t h e oper a t ion .
Page 7 WARNING Do n ot oper a t e t h e equ ipm en t if you a r e or if your 1. t a kin g m edica t ion , feelin g drowsy, feelin g u n well or feelin g t ir ed.
Page 8 WARNING Never oper a t e t h e br ea ker wh en bystanders are in the work area 1. Do n ot oper a t e t h e br ea ker if a n y people a r e wit h in t h e a r ea wh er e flyin g debr is or m ovem en t of t h e breaker may injure them.
Page 9: Introductions
(4) Use shank which its size is different from prescribed. (5) Attach to other construction machinery. (6) Use the equipment for purposes other than stated in this manual. (7) Use parts other than Maruzen genuine ones. (8) Connect with extension hose its length exceeds 1/2 in x 20m.
Page 11: Specifications & Descriptions
Control Lever SPECIFICATIONS & DESCRIPTIONS Handle Grip Accumulator Over a ll Dim en sion s L694x W410 x T110 Safety Lock Lever Over a ll Weigh t 20.0 Kg (Tool excluded) Hoses Wor kin g P r essu r e 11.8MPa Ma x.
Page 12: Precaution Labels And Positions
Or der you r pr eca u t ion la bels fr om you r n ea r est Or der you r pr eca u t ion la bels fr om you r n ea r est Maruzen dealer. Maruzen dealer.
Page 13: Inspection Before Each Operation
MPL2Z005A0 Sound Power Level Sticker (103) INSPECTIONS BEFORE EACH OPERATION F or t h e pu r pose of keepin g t h e br ea ker in good con dit ion , m a ke su r e t h e followin g in spect ion it em s a r e don e ea ch t im e befor e u sin g.
Page 14 6. Wear of bit Replace new one 7. Oil leakage Ask your dealer for repair and service 8. Cr a cks on con t r ol lever Ask your dealer for repair and service Repla ce n ew on e especia lly wh en t h e 9.
Page 15: Operation
OPERATION 1. Before Start (1) Open the drill stay and insert the rod. (2) Close t h e dr ill st a y. Ma ke su r e t h e r od (or ot h er t ools) is firmly locked.
Page 16 3. Breaking (8) Fluted moil point allows the escape of the air (9) Open the drill stay and insert moil point. (10) Close t h e dr ill st a y. Ma ke su r e t h e m oil poin t h a s been fastened firmly.
Page 17: Guidelines
STOP t h e power sou r ce IMME DIATE LY. You MUST br in g t h e rock drill to Maruzen dealers for r epa ir in g a n d in spect ion . 7. In case of sudden breakage of hydraulic hose occurs and oil splash out the hoses, STOP the power source IMMEDIATELY.
Page 18: Inspections
13. Do not drench part of the rock dill or whole rock drill into water or sea water. 14. DO NOT use damaged hydraulic hoses or worn hydraulic hoses. 15. Ma ke su r e t h e followin gs h a ve been don e befor e st or e r ock dr ill in long term.
Page 19: Troubleshooting
TROUBLE SHOOTING Symptoms Causes Countermeasures Grip the control lever but does not start 1. P ower sou r ce is off (Swit ch lever is St a r t t h e power sou r ce (Tu r n t h e not in ON position) switch lever to On position) 2.
Page 20 H a m m er in g in n or m a l speed, bu t week 1. Low r a t e a ccu m u la t or ga s 1. Refill Nitrogen gas hammering pressure 40kgf/ (3.9MPa) * 2.
Page 21 Oil leakage from valve rod 1. Damage of O ring 1. Repla ce t h e n ew on e * For items with *, ask Maruzen dealers for service and maintenance.
Page 22: Exploded View
EXPLODED VIEW MODEL DH205...
Page 23: Parts List
PARTS LIST MODE L DH 205 Code Descriptions Q ty Code Descriptions Q ty MB19Z010A Cover W6S1 Seal Washer BH-8x70(Zn) Bolt 1120-413-D Cap Bolt MB19Y001B Point Cover 1120-409 Plug MB35Z009A Handle (L) OP-22 O-Ring 1120-414 Handle Grip MB32X002A Valve Body MB35Z010A Control Lever MB32Z003A...
Page 24 PARTS LIST MODE L DH 205 Code Description Q ty No.. Code Description Q ty MD09Z005A Bush QB-1/4 Seel Ball MD09Z011A Collar 6x12 Roller MD09X003A Motor Block IUIS22.4,30,5 U-Cup Packing MD08Z008C Dial LBI22.4,28,4.5,6 Dust Seal MD08Z007B Valve Guide WR6-25 Spring MB08Z009E Selector Valve BPH1-PT1/8...
Page 25 PARTS LIST MODE L DH 205 Code Description Q ty No.. Code Description Q 1ty MD09Z010A Guard SR-3x8 Screw BH-6x15 Bolt MB19Z013A Control Valve V C-150-3 Snap Fastener Code Description Q ty Completed Parts MB19Z051A Accumulator Assy 25,26,27,28,29,30,31,32 MB24Z509A Cap Bolt Assy 29,30 MB32Z500A Valve Body Assy...
Page 26: Ec Declaration Of Conformity
EC DECLARATION OF CONFORMITY DECLARATION DE CONFORMITE EC EC-KONFORMITÄTSERKLÄRUNG EC-VERKLARING VAN OVEREENSTEMMING Declare that the machine described below MARUZEN KOGYO CO., LTD Déclare que la machine décrite ci-dessous 155-8 NAGABUSE Eklärt, da die unten beschriebene Maschine Verklaart dat onderstaande beschreven machine...

Maruzen DH205 Operating Manual

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