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Operating Instruction and safety manual 

 

 

 

 

 

 

 

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” Professional Air Impact Wrench 

Model :    7445 

 
 
 
 
 

 

 

                                                                         

  Residual risks 

Even  when  the  tool  is  used  as  prescribed  it  is  not  possible  to  eliminate  all  residual  risk  factors.  The 
following hazards may arise in connection with the tool’s construction and design: 

1.  Damage to lungs if an effective dust mask is not worn.   

 

 

2.  Damage to hearing if effective hearing protection is not worn. 

 

 

3.  Health defects resulting from vibration emission if the power tool is being used over longer period of time or not 

adequately managed and properly maintained. 

 

4.  Wear eye protection.   

 

IMPORTANT: 

Upon receipt of the product, read and follow all safety rules, 
operating instructions before first use it. And retain this 
manual for future reference. 

 

 

 

 

2015 

Summary of Contents for 7445

Page 1: ...n and design 1 Damage to lungs if an effective dust mask is not worn 2 Damage to hearing if effective hearing protection is not worn 3 Health defects resulting from vibration emission if the power tool is being used over longer period of time or not adequately managed and properly maintained 4 Wear eye protection IMPORTANT Upon receipt of the product read and follow all safety rules operating inst...

Page 2: ...otection 9 WARNING Due to the possible presence of asbestos dust from brake linings when working around vehicle brake systems we recommend you wear suitable respiratory protection 10 Maintain correct balance and footing Ensure the floor is not slippery and wear non slip shoes 11 Keep children and non essential persons away from the working area 12 DO NOT use the wrench for a task it is not designe...

Page 3: ...ir or gloves are not kept away from the tool and accessories Gloves can become entangled with the rotating drive causing severed or broken fingers Rotating drive sockets and drive extensions can easily entangle rubber coated or metal reinforced gloves Do not wear loose fitting gloves or gloves with cut or frayed fingers Never hold the drive socket or drive extension Keep hands away from rotating d...

Page 4: ...and implementation of appropriate controls for these hazards are essential e use of the tool and the potential for disturbing existing dust filled environment ll integral features or accessories for the collection extraction or suppression of airborne dust or fumes should be correctly used and maintained in accordance with the manufacturer s instructions s instructions and as required by occupatio...

Page 5: ...gainst possible hose to tool and hose and hose connection failure control and continuous rotation tools the air pressure has a safety critical effect on performance Therefore requirements for length and diameter of the hose shall be specified Air supply 1 Ensure wrench air valve or trigger is in the off position before connecting to the air supply 2 It will require air pressure of 90psi and air fl...

Page 6: ...ept filled to the correct level Use only recommended lubricants specially made for pneumatic applications Substitutes may harm the rubber compounds in the tools O rings and other rubber parts IMPORTANT If a filter regulator lubricator is not installed on the air system air operated tools should be lubricated at least once a day or after 2 hours work with 2 to 6 drops of oil depending on the work e...

Page 7: ...efore attempting repair or adjustment When replacing O rings or Cylinder lubricate with air tool oil before assembly PROBLEMS POSSIBLE CAUSES REMEDIES Tool runs at normal speed but loses under load Cam clutch worn or sticking due to lack of lubricant Lubricating clutch housing Check for excess clutch oil Clutch cases need only be half full Overfilling can cause drag on high speed clutch parts ie a...

Page 8: ...Anvil blade Cylinder pin Cylinder Rear cover Bearing Snap retainer Sealing washer Sealing cover Bolt M5 25 Lable Rivet Bolt M4 8 Reversing Knob Steel ball spring Steel ball Reversing valve O ring 12 5 1 8 Copper tube O ring 18 1 8 Exhaust cover Trigger Trigger pin Front handle sheath Rear handle sheath Reverse pin O ring 2 5 1 5 End cap stopper Pin stopper Pin 1 5 13 O ring 5 1 8 Compressed spring...

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