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4

SAFETY INFORMATION 
 
To enable you to use this machine safely, safety precautions and labels 
are  given  in  this  manual  and  affixed  to  the  machine  to  give 
explanations  of  situations  involving  potential  hazards  and  of  the 
methods of avoiding such situations. 
 
SAFETY ALERT CLASSIFICATIONS 
 
The following safety alert symbols are used to inform you that there is 
a  potential  hazardous  situation  that  may  lead  to  personal  injury  or 
damage.     
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 followed, could result in a life-threatening situation, bodily 
injury or damage to equipment.   

 

DANGER 

Indicates  an  imminently  hazardous  situation 
which,  if  not  avoided,  could  result  in  death  or 
serious injury. 

WARNING 

Indicates  a  potentially  hazardous  situation 
which,  if  not  avoided,  could  result  in  death  or 
serious injury. 

CAUTION 

Indicates a potentially hazardous situation which, 
if  not  avoided,  could  result  in  minor  or  moderate 
injury. 

Содержание BH221

Страница 1: ...RE ATTEMPTING TO USE THIS BREAKER ANY FALES OPERATING PROCEDURES WILL CAUSE DAMAGES OF THE MACHINE ALWAYS KEEP THIS MANUAL TO AN EASILY ACCESSABLE PLACE HYDRAULIC HANDHELD BREAKER MODEL BH221 230 OPER...

Страница 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...

Страница 3: ...ecifications Descriptions 9 Precaution Labels and Positions 10 Inspection before Each Operation 11 Guidelines 12 13 Operation 13 14 Suitability of Power Source 15 Periodically Inspection 16 Installati...

Страница 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...

Страница 5: ...feeling tired 2 under the influence of drugs or alcohol 3 hands feet lower back or other parts of your body hurt or being injured Failure to observe this precaution can result serious injury or even d...

Страница 6: ...this precaution can result getting burned CAUTION When lending someone the equipment Make sure the safety instructions have been thoroughly read and fully understood by the person who is going to use...

Страница 7: ...njure them 2 For preventing flying debris make sure protection fences are being set up Failure to observe this precaution can result personal injury WARNING Be special cautions to high pressure gas 1...

Страница 8: ...DO NOT operate this breaker on the following situations 1 drench part of the breaker or whole breaker into water or seawater 2 connect with power source which its oil flow and pressure exceeds prescri...

Страница 9: ...m Working Pressure 80 120kgf 7 8 11 8Mpa Max Pressure 210kgf 20 6MPa Oil Flow 15 30L min Blow Per Minute 1100 1800bpm Shank Size Hex 1 X 4 1 4 Coupling 3 8 Couplers Max Hose Length 1 2 X 20m Accumulat...

Страница 10: ...10 PRECAUTION LABELS AND POSITIONS Make sure labels are legible Replace new one when they are illegible...

Страница 11: ...ment 3 Loose hose attachment Tighten hose attachment 4 Cracks on handle grips Replace new one 5 Wears found on Latch Replace new one 6 Damage cracks on tool Replace new one 7 Loose bolts on side handl...

Страница 12: ...the breaker 1 Be cautious for not being injured by the front of the tool 2 Be cautious for not being tripped by the extension hoses 3 Make sure there are no obstacles at jobsite Be cautious not being...

Страница 13: ...ecessary 12 After the operation use tool to push up the piston Immediately STOP the power source if the breaker does not stop after releasing the control lever Ask Maruzen dealer for repair and servic...

Страница 14: ...and let engine run for a while to warm up the machines 3 Unlock the latch on breaker load the tool and lock the latch again 5 Clasp the handle grip bear down the breaker clasp the control lever gently...

Страница 15: ...w control valve 22 28L min Strong recoil valves wear out easily Reduce the number of rotation of the engine 18 22L min 14 18L min N A Under 14L min N A Use of orifice is an alternative to adjust oil f...

Страница 16: ...ment of each O ring More than 3 years INSTALLATION OF SIDE HANDEL 1 Place side handle on the flat part of front end of the breaker 2 Set washers with bolts Screw the bolts with torque 3 5kgf m 34 3N m...

Страница 17: ...High pressure hoses is connected to the upper side of the breaker Functioning but weak hammering or low hammering speed 1 Low rate of oil flow from power source 2 Pressure in relief valve in power sou...

Страница 18: ...mage of U cup packing due to the scratch of piston rod 1 Replace U cup packing 2 Replace U cup packing remove the scratch on piston rod Latch is nearly coming off 1 Damage of lock spring 2 Ware of lat...

Страница 19: ...19 EXPLODED VIEW MODEL BH221...

Страница 20: ...20...

Страница 21: ...21...

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