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OPERATION 

 

Before Operation 

 
 

Check to see that engine is serviced properly.  Read Honda operation and safety instructions.  Handle gasoline with extreme 
caution.  Make certain belt guards and blade guards are in place and secure and that there are no signs of damage or wear of 
these parts.  Never operate machine with damaged or missing guards.  Serious injury may otherwise result. 
 

Engine Start-Up and Operation 

 
After  checking  the  blade  installation  (refer  to  the  blade  installation  section),  put  the  depth  control  in  the  idle  position  and 
make  certain  the  control  is  set  so  that  blade  does  not  come  in  contact  with  the  roof  deck  (Fig.  3)    Pushing  down  on  the 
handles will allow the depth control to slide to the idle position. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
At this point, after you have read through all of the instructions, the roof cutter should be ready for operation. 
 
Position saw where work is to be done, start the engine and allow to  warm up.   (Please refer to the engine  manufacturer’s 
owner’s manual).  Turn handle on depth control bar slowly clockwise to lower cutting blade into roof.  Adjust depth of cut 
just deep enough to penetrate the top layers of the roofing felts, and not more than about half the thickness of the insulation.  
Push  the  cutter  forward  only  as  fast  as  the  blade  will  readily  cut into  roof.   If  you  want  to  stop  cutting,  push  down  on  the 
handles to lock depth control in idle position, letting the blade rotate freely without cutting the roof.  Take every precaution 
not to cut through metal deck or any other deck under roof.  This cutter is designed to cut only tar, asphalt, imbedded gravel, 
felts, and insulation.  To avoid  flying stones and excessive wear to blade, always sweep loose gravel and clear roof before 
cutting.    Cut  in  a  straight  line  only.    Stop  forward  motion  of  cutter  whenever  people  are  in  front  of  you.    Always  set  the 
machine in its idle position turning or changing direction. 
 
 
 
 
 
 
 
 
 
 

Fig. 3    Roof Cutter in idle position 

Summary of Contents for 303 500

Page 1: ...SERVICE IF OPERATED ACCORDING TO INSTRUCTIONS THE MANUFACTURER PROVIDES THE FOLLOWING INSTRUCTIONS FOR USE AND CARE OF THIS EQUIPMENT AND RELIES UPON THE PURCHASER TO SEE TO IT THAT THESE INSTRUCTION...

Page 2: ...STEM 4 HOISTING TO ROOF 5 INSPECT THE HOIST 5 CONNECTING TO LIFT RINGS 5 SAFETY PRECAUTIONS 6 OPERATION 7 Before Operation 7 Engine Start Up and Operation 7 The Controls 8 MAINTENANCE 9 Blade Installa...

Page 3: ...is mandatory that the instructions provided for the use and handling of the equipment be read and thoroughly understood by the operators CAUTION INTENDED USE THIS MACHINE IS INTENDED TO BE USED ON FL...

Page 4: ...dangerous and cause serious injury if it gets caught in moving mechanical parts Wear a long sleeved shirt buttoned at the cuffs safety shoes and pants without cuffs and knit wrist type gloves A hard h...

Page 5: ...ables bent frame members of faulty mechanical parts Make sure everyone on the ground is completely clear of the hoisting area Do not exceed the weight and size capacity of your hoist Do not use if you...

Page 6: ...re refuelling Clean up gasoline before restarting Guard all openings on the roof Do not allow anyone to walk in front of cutter Do not operate within 10 feet of roof edge or within 6 feet if operating...

Page 7: ...ion saw where work is to be done start the engine and allow to warm up Please refer to the engine manufacturer s owner s manual Turn handle on depth control bar slowly clockwise to lower cutting blade...

Page 8: ...trol before using roof cutter on the job The throttle is located on the left hand side see Fig 6 Lowering lever handle decreases the engine speed Raising the lever increases the engine speed The throt...

Page 9: ...Clean and or wash engine frequently to keep engine breathing and cooling properly Change the oil weekly or according to engine manufacturer s recommendations Check blade for wear cracks warpage etc re...

Page 10: ...in second and third degree burns They usually involve deeper portions of the skin and are easily infected An estimated 16 percent of all injuries are burns from hot stuff The major causes of burns ha...

Page 11: ...all outlets on construction sites that are not part of the permanent wiring of the building This is actually a fast acting circuit breaker which can shut off electricity in a fraction of a second Alu...

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