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M O D E L

B P 3 3 - W   /   B P 4 3 - W

BRUSH CUTTER OPERATOR’ S MANUAL

©2010. 
Briggs & Stratton Power Products Group, LLC.
All Rights Reserved.

Summary of Contents for BP33-W

Page 1: ...M O D E L B P 3 3 W B P 4 3 W BRUSH CUTTER OPERATOR S MANUAL 2010 Briggs Stratton Power Products Group LLC All Rights Reserved ...

Page 2: ...em This machine is intended for trimming and brushcutting and is not intended for any other purpose It is important that you read and understand these instructions thoroughly before attempting to start or operate this equipment Save these original instructions for future reference The trimmer brushcutter requires fi nal assembly before use Refer to the Assembly section of this manual for instructi...

Page 3: ...shcutter Blade to the Cutting Head Install Handle OPERATION Fuel Recommendations How to Add Fuel Starting the Engine Stopping the Engine Operating Position Using Nylon Trimmer Line Using Brushcutter Blade Blade Thrust Trimming and Edging Operating on Slopes MAINTENANCE Maintenance Schedule Spark Plug Maintenance Air Filter Maintenance Cutting Attachment Maintenance STORAGE Protect Fuel System Clea...

Page 4: ... contains chemicals known to the State of Califor nia to cause cancer birth defects or other reproduc tive harm WARNING Certain components in this product and its related accessories contain chemicals known to the State of California to cause cancer birth defects or other reproductive harm Wash hands after handling WARNING Gasoline and its vapors are extremely flammable and explosive Fire or explo...

Page 5: ... dealer to obtain a spark arrester designed for the exhaust system installed on the engine WARNING Rapid retraction of starter cord kickback will pull hand and arm toward engine faster than you can let go Broken bones fractures bruises or sprains could result When starting engine pull the starter cord slowly until resistance is felt and then pull rapidly to avoid kickback Blade or trimmer head mus...

Page 6: ... pets Children are often attracted to the machine and the trimming activity Never assume that children will remain where you last saw them Keep children out of the trimming area and under the watchful care of a responsible adult Clear the area to be cut before each use Remove all objects such as broken glass nails wires or string which could be thrown or become entangled in the cutting attachment ...

Page 7: ...ith spark plug removed Transporting and Storage Safety DO NOT store equipment or fuel container inside where fumes may reach an open flame spark or pilot light such as in a water heater furnace clothes dryer or other gas appliance Allow engine to cool before storing equipment in an enclosure Store fuel container out of the reach of children in a well venti lated unoccupied building Do not stand th...

Page 8: ...own here contain important safety information Please read them carefully These labels are considered permanent parts of your trimmer brush cutter If a label comes off or becomes hard to read contact your authorized dealer for a replacement ...

Page 9: ...ly and may differ from your specific model A Engine B Fuel Cap C Air Filter D Clutch E Blade Guard F Line Limiter G Spool Head H Straight Shaft I Throttle Control Switch J Ignition Switch K Brushcutter Blade L Half throttle control switch A B D F E H I K J FEATURES AND CONTROLS C G L ...

Page 10: ...ion for the engine to start and run Moving the ignition switch to the STOP position stops the engine Throttle Control Switch The throttle control switch A Figure 3 controls engine speed Pulling the throttle trigger toward the control handle grip increases engine speed Releasing the throttle trigger reduces engine speed Priming Bulb Pressing the priming bulb Figure 4 pumps fuel from the fuel tank t...

Page 11: ...d 1 Align the hole on the cutting head A Figure 5 to the notch B on the spline pad C 2 Use Allen Wrench D to hold spline pad in position 3 While holding Allen wrench in place install the trimmer head E by turning in a counterclockwise direction NOTE Ensure that the spline pad is placed in the correct position when installing The shoulder side must face the cutting head Install Trimmer Head Guard 1...

Page 12: ...Thread the cut lines through the eyelets of the two ears at the same direction C Figure 8 3 Evenly wind both lines around the spool in the direction of the arrow on the spool cover Figure 9 4 Lock the line at the side of trimmer base spacing holes D Figure 10 5 Fit the ends of each line through the eyelets Figure 11 in the trimmer head base 6 Place the spool in the base and press until the tabs lo...

Page 13: ...ht the four screws to loose the handle base 2 Place the handle base as shown Figure 15 and tight the screws 3 The handle should be placed into a position that is comfortable and that allows for proper trimming operation practices Install Transmission Shaft 1 Connect two shafts together as showed tighten the screw M5x30 Figure 16 2 Shaft connect with clutch Pull up the pin insert shaft to the clutc...

Page 14: ...po nents and void the engine warranty WARNING Gasoline and its vapors are extremely flammable and explosive Fire or explosion can cause severe burns or death When Adding Fuel Turn engine off and let engine cool at least 2 minutes before removing the fuel cap Fill fuel tank outdoors or in well ventilated area Do not overfill fuel tank To allow for expansion of gasoline do not fill above the bottom ...

Page 15: ...eep all children and other bystanders at least 50 feet 15 meters away from where the trimmer is being operated If anyone approaches while operating the trimmer release the throttle and stop the engine Inspect Cutting Attachments Look for signs of damage to the cutting attachment Replace any cutting attachment and parts that are worn out bent cracked chipped or damaged in any way If using the trimm...

Page 16: ... from entering a confined area through windows doors ventilation intakes or other openings Replacement parts must be the same and installed in the same position as the original parts WARNING Rapid retraction of starter cord kickback will pull hand and arm toward engine faster than you can let go Broken bones fractures bruises or sprains could result When starting engine pull the starter cord slowl...

Page 17: ... at full speed tap the cutting line head on hard bare ground Do not tap the cutting line head on pavement or concrete 3 Each tap releases about two inches of line 4 The blade on the deflector trims surplus line to correct length Avoid tapping the head more than once NOTE Line feed will only operate if both lines still have a minimum length of 1 2 5 cm Using Brushcutter Blade Refer to the chart on ...

Page 18: ...ks stumps roots etc that could cause the blade to kickback if struck Blade thrust is more likely to occur in areas where it is diffi cult to see what is being cut Accelerate the engine to maximum speed before starting the cut and saw through with uniform pres sure Trimming and Edging Use a nylon line for cutting against a hard surface Work from an angle where debris that strikes the hard surface w...

Page 19: ...rect a problem before operation can cause a malfunction in which you can be seriously hurt or killed Always follow the inspection and main tenance recommendations and schedules in this manual WARNING Failure to properly follow maintenance instructions and precautions can cause you to be seriously hurt or killed and will void the warranty Always follow the procedures and precautions in the manual W...

Page 20: ...park plug if electrodes are pitted or burned or the porcelain is cracked 5 Install spark plug and tighten to 180 lb in 20 Nm Air Filter Maintenance NOTICE Do not use pressurized air or solvents to clean the filter Pressurized air can damage the filter and solvents will dissolve the filter 1 Remove air cleaner cover A Figure 25 and the filter element B 2 Wash foam element in liquid detergent and wa...

Page 21: ...al Inspect Brushcutter Blade WARNING A worn damaged or cracked blade can break and pieces of the damaged blade can become dangerous projectiles A dull blade is more likely to snag and thrust kickback Inspect the blade regularly and do not operate the trimmer with a dull damaged or worn blade Before each use check the blade for wear and damage and check the tightness of the securing nut Examine the...

Page 22: ...ne parts with a damp cloth To avoid fuel contamination or equipment damage Do Not apply water or other liquids directly to the unit Storage Safety Allow the engine to cool before storage Store the equip ment in a clean dry environment to avoid excessive dust dirt or moisture Secure the unit to prevent tipping or falling during storage Store the fuel container out of the reach of children in a well...

Page 23: ...ter Machine is overworked Operate properly do not overload Debris build up on cutting head Remove debris from cutting head Engine overheating Remove debris from engine Use of incorrect or stale fuel Drain and replace with correct fuel oil mixture Engine Stops during Operation Switch is bumped Place switch in ON position Fuel tank empty Refuel Engine is Difficult to Stop Stop wire disconnected from...

Page 24: ...24 NOTES ...

Page 25: ...TON PROD UCTS SAVE YOUR PROOF OF PURCHASE RECEIPT IF YOU DO NOT PROVIDE PROOF OF THE INITIAL PURCHASE DATE AT THE TIME WARRANTY SERVICE IS REQUESTED THE MANUFACTURING DATE OF THE PRODUCT WILL BE USED TO DETERMINE THE WARRANTY PERIOD Most warranty repairs are handled routinely but sometimes requests for warranty service may not be appropriate This warranty only covers defects in materials or workma...

Page 26: ... p S 32 6 30 cm 2 4 mm 41 cm 0 9 L 9 6 kg n i 3 0 0 2 0 0 m m 6 7 0 1 5 0 n i b l 0 8 1 m N 0 2 42 7 30 cm 2 4 mm 41 cm 0 9 L 10 kg n i 3 0 0 2 0 0 m m 6 7 0 1 5 0 n i b l 0 8 1 m N 0 2 Model 866033 BP43 W Engine Displacement cc Width of Cut nylon Diameter of Nylon String Width of Cut blade Fuel Tank Capacity Weight p a G g u l P k r a p S e u q r o T g u l P k r a p S SPECIFICATIONS ...

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