Instruction Manual
Page 3
...protected by copyright. VA4.K20. 0000000420_015_GB BT 45 This instruction manual is a high-torque, gasoline-powered tool, some special safety precautions must be recycled. Careless or improper use may cause serious or even fatal injury. © ANDREAS STIHL AG & Co. For further information ... Engine Running Behavior 26 Storing the Machine 27 Maintenance and Care 28 Main Parts 29 Specifications 30 Maintenance and Repairs 31 Disposal 31 Limited Warranty 32 STIHL Incorporated Federal Emission Control Warranty Statement 32 Trademarks 34 English Allow only persons ...
...protected by copyright. VA4.K20. 0000000420_015_GB BT 45 This instruction manual is a high-torque, gasoline-powered tool, some special safety precautions must be recycled. Careless or improper use may cause serious or even fatal injury. © ANDREAS STIHL AG & Co. For further information ... Engine Running Behavior 26 Storing the Machine 27 Maintenance and Care 28 Main Parts 29 Specifications 30 Maintenance and Repairs 31 Disposal 31 Limited Warranty 32 STIHL Incorporated Federal Emission Control Warranty Statement 32 Trademarks 34 English Allow only persons ...
Instruction Manual
Page 5
... this manual. the use of control or cause the handle to hit the operator or throw him to the machine. if you have different parts and controls. Use your power tool without the instruction manual. Use your ice auger only for mass flower plantings, small decorative posts, sign ... See the appropriate section of control. the power tool 3. WARNING The use of whitefinger disease and carpal tunnel syndrome, please note the following: BT 45 3 Most of these safety precautions and warnings apply to reduce the risk of all STIHL power drills. If you get tired, take a break.
... this manual. the use of control or cause the handle to hit the operator or throw him to the machine. if you have different parts and controls. Use your power tool without the instruction manual. Use your ice auger only for mass flower plantings, small decorative posts, sign ... See the appropriate section of control. the power tool 3. WARNING The use of whitefinger disease and carpal tunnel syndrome, please note the following: BT 45 3 Most of these safety precautions and warnings apply to reduce the risk of all STIHL power drills. If you get tired, take a break.
Instruction Manual
Page 6
... do not guarantee that could become caught on "Main Parts." 4 BT 45 An AV system is a danger of the unit. WARNING The ignition system of the STIHL unit produces an electromagnetic field of the power tool parts see the chapter on branches, brush or the moving parts of head injuries. Wear gloves and keep your power...
... do not guarantee that could become caught on "Main Parts." 4 BT 45 An AV system is a danger of the unit. WARNING The ignition system of the STIHL unit produces an electromagnetic field of the power tool parts see the chapter on branches, brush or the moving parts of head injuries. Wear gloves and keep your power...
Instruction Manual
Page 10
... adequately can result in this respect. WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for the fuel being used... fuel - Starting Start the engine at least 10 feet (3 m) from the fueling spot, outdoors only. 8 BT 45 risk of moisture, pitch, oil, fuel mix, grease or resin in the fuel line or carburetor vaporizes, causing... will rotate the base of your power tool will not be relieved or affected by a STIHL servicing dealer before starting position for repair. To relieve vapor lock: - even if the ...
... adequately can result in this respect. WARNING Check fuel system for leaks, especially the visible parts, e.g., filler cap, hose connections, manual fuel pump (only for the fuel being used... fuel - Starting Start the engine at least 10 feet (3 m) from the fueling spot, outdoors only. 8 BT 45 risk of moisture, pitch, oil, fuel mix, grease or resin in the fuel line or carburetor vaporizes, causing... will rotate the base of your power tool will not be relieved or affected by a STIHL servicing dealer before starting position for repair. To relieve vapor lock: - even if the ...
Instruction Manual
Page 13
... immediately - To reduce the risk of devices such as cable detectors and / or by carefully dug trenches. WARNING Use only identical STIHL replacement parts for a short period after the throttle lever is not insulated. This unit is released. Where necessary, confirm actual location by any...emergency, switch off the engine before changing a English drilling tool. In the event of electrical shock. It continues to the ground. BT 45 11 DANGER Contact with local authorities and take all necessary precautions to 0 or STOP. For specific instructions to the maintenance chart in the...
... immediately - To reduce the risk of devices such as cable detectors and / or by carefully dug trenches. WARNING Use only identical STIHL replacement parts for a short period after the throttle lever is not insulated. This unit is released. Where necessary, confirm actual location by any...emergency, switch off the engine before changing a English drilling tool. In the event of electrical shock. It continues to the ground. BT 45 11 DANGER Contact with local authorities and take all necessary precautions to 0 or STOP. For specific instructions to the maintenance chart in the...
Instruction Manual
Page 14
...; 4442 or § 4443 of this product is greater in the boot may damage parts of fire and hearing loss. Tighten all nuts, bolts and screws except the carburetor adjustment...not described in good condition. If behavior of cracks in the instruction manual). 12 BT 45 Before storing for tightness or any maintenance or repair work performed by your power tool...clean your instruction manual. Your muffler is maintained in effective working order. never operate your STIHL servicing dealer only. Forest Service, may cause a fire. English WARNING Always stop the ...
...; 4442 or § 4443 of this product is greater in the boot may damage parts of fire and hearing loss. Tighten all nuts, bolts and screws except the carburetor adjustment...not described in good condition. If behavior of cracks in the instruction manual). 12 BT 45 Before storing for tightness or any maintenance or repair work performed by your power tool...clean your instruction manual. Your muffler is maintained in effective working order. never operate your STIHL servicing dealer only. Forest Service, may cause a fire. English WARNING Always stop the ...
Instruction Manual
Page 24
...the choke lever quickly enough to j (warm start position) even if the engine is flooded. it again. see "Storing the Machine". 22 BT 45 N Now start If you need it moves to the normal run completely dry and then refueled N Press the fuel pump bulb at least ... first three tank fillings. N Open throttle slightly - Operating Instructions During break-in period A factory-new machine should not be necessary. As all moving parts have to the starting throttle lock - For longer out-ofservice periods - N Open the throttle wide. During Operation After a long period of cooling air...
...the choke lever quickly enough to j (warm start position) even if the engine is flooded. it again. see "Storing the Machine". 22 BT 45 N Now start If you need it moves to the normal run completely dry and then refueled N Press the fuel pump bulb at least ... first three tank fillings. N Open throttle slightly - Operating Instructions During break-in period A factory-new machine should not be necessary. As all moving parts have to the starting throttle lock - For longer out-ofservice periods - N Open the throttle wide. During Operation After a long period of cooling air...
Instruction Manual
Page 25
... KN 421BA026 KN 421BA038 KN N Let go of the filter housing (4). do not wash. N Replace any damaged parts. N Fit the filter cover, engage the two tabs (arrows) at the bottom first. N Operate the throttle trigger. BT 45 23 N Clean away loose dirt from around the filter. N Loosen the screw (1). Releasing a Trapped Auger Cleaning...
... KN 421BA026 KN 421BA038 KN N Let go of the filter housing (4). do not wash. N Replace any damaged parts. N Fit the filter cover, engage the two tabs (arrows) at the bottom first. N Operate the throttle trigger. BT 45 23 N Clean away loose dirt from around the filter. N Loosen the screw (1). Releasing a Trapped Auger Cleaning...
Instruction Manual
Page 27
... speed screw (L) slowly counterclockwise until the engine runs and accelerates smoothly. See the chapter "Specifications" in fuel mix; - dirty air filter; or - BT 45 25 N Warm up the engine. Install a new spark plug after every correction to 0. 6 N Remove the spark plug boot (6). see "Specifications" ...corroded. no further than stop switch to the low speed screw (L). too much engine oil in neutral). unfavorable running conditions (mostly at part throttle. Spark Plug If there is a loss of engine power, the machine is dirty N Check the electrode gap (A) and readjust if...
... speed screw (L) slowly counterclockwise until the engine runs and accelerates smoothly. See the chapter "Specifications" in fuel mix; - dirty air filter; or - BT 45 25 N Warm up the engine. Install a new spark plug after every correction to 0. 6 N Remove the spark plug boot (6). see "Specifications" ...corroded. no further than stop switch to the low speed screw (L). too much engine oil in neutral). unfavorable running conditions (mostly at part throttle. Spark Plug If there is a loss of engine power, the machine is dirty N Check the electrode gap (A) and readjust if...
Instruction Manual
Page 31
Main Parts 7 3 1 2 12 13 4 6 5 11 14 9 8 10 15 18 19 16 17 22 21 English 1 Wood Drill2) / Twist Drill2) 2 Chuck1) 3 Assist Handle1) 4 Knob 5 Fuel Filler Cap 6 Air Filter Cover 7 Carrying Strap2) 8 Throttle Trigger 9 Starting Throttle Lock 10 Control Handle 11 Carburetor Adjusting Screws 12 Stop Switch 13 Starter Grip 14 Choke Lever 15 Manual Fuel Pump 16 Planting Hole Auger2) 17 Flange1) 18 Assist Handle1) 19 Muffler with Spark Arresting Screen 20 Spark Plug Boot 21 Drilling Spindle 22 Adapter for Planting Hole Auger 421BA040 KN 20 BT 45 1) Depending on Model 2) Special Accessory 29
Main Parts 7 3 1 2 12 13 4 6 5 11 14 9 8 10 15 18 19 16 17 22 21 English 1 Wood Drill2) / Twist Drill2) 2 Chuck1) 3 Assist Handle1) 4 Knob 5 Fuel Filler Cap 6 Air Filter Cover 7 Carrying Strap2) 8 Throttle Trigger 9 Starting Throttle Lock 10 Control Handle 11 Carburetor Adjusting Screws 12 Stop Switch 13 Starter Grip 14 Choke Lever 15 Manual Fuel Pump 16 Planting Hole Auger2) 17 Flange1) 18 Assist Handle1) 19 Muffler with Spark Arresting Screen 20 Spark Plug Boot 21 Drilling Spindle 22 Adapter for Planting Hole Auger 421BA040 KN 20 BT 45 1) Depending on Model 2) Special Accessory 29
Instruction Manual
Page 33
... manual. Observe all country-specific waste disposal rules and regulations. Contact your STIHL servicing dealer for environmentfriendly recycling. Genuine STIHL parts can . STIHL products must not be performed only by the STIHL parts symbol K. The symbol may appear alone on waste disposal. 000BA073 KN Dry...F, type): NGK BPMR 7 A Electrode gap: 0.02 in the garbage can be identified by the STIHL part number, the { logo and, in (440 mm) BT 45 31 STIHL recommends that other repair work be thrown in (0.5 mm) Fuel System All position diaphragm carburetor with integral ...
... manual. Observe all country-specific waste disposal rules and regulations. Contact your STIHL servicing dealer for environmentfriendly recycling. Genuine STIHL parts can . STIHL products must not be performed only by the STIHL parts symbol K. The symbol may appear alone on waste disposal. 000BA073 KN Dry...F, type): NGK BPMR 7 A Electrode gap: 0.02 in the garbage can be identified by the STIHL part number, the { logo and, in (440 mm) BT 45 31 STIHL recommends that other repair work be thrown in (0.5 mm) Fuel System All position diaphragm carburetor with integral ...
Instruction Manual
Page 34
... no cost to ensure the performance of all scheduled maintenance. Your emission control system includes parts such as a 32 BT 45 Any replacement part or service that you retain all receipts covering maintenance on your authorized STIHL dealer or by STIHL Incorporated free of the engine manufacturer. In the U.S. EPA regulations for presenting your small off...
... no cost to ensure the performance of all scheduled maintenance. Your emission control system includes parts such as a 32 BT 45 Any replacement part or service that you retain all receipts covering maintenance on your authorized STIHL dealer or by STIHL Incorporated free of the engine manufacturer. In the U.S. EPA regulations for presenting your small off...
Instruction Manual
Page 35
... Pump - Spark Plug - Muffler - Fuel Line Fittings BT 45 33 Mechanical diagnostic work shall be performed at 1-800-4678445 or you can write to the owner. Intake Manifold - If you for damages to the initial purchaser and each subsequent purchaser that part. Fuel Line - problem exists. STIHL Incorporated also warrants to other engine components...
... Pump - Spark Plug - Muffler - Fuel Line Fittings BT 45 33 Mechanical diagnostic work shall be performed at 1-800-4678445 or you can write to the owner. Intake Manifold - If you for damages to the initial purchaser and each subsequent purchaser that part. Fuel Line - problem exists. STIHL Incorporated also warrants to other engine components...
Instruction Manual
Page 36
...Claim for Warranty Service Bring the product to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in this recommendation regarding quality and mixing ratio of parts and other services and adjustments necessary for ... of fuel and oil may require shorter maintenance intervals. Maintenance Requirements The maintenance instructions in writing by STIHL Incorporated, and AutoCut® FARM BOSS® iCademy® MAGNUM® MasterWrench Service® MotoMix® OILOMATIC® 34 BT 45
...Claim for Warranty Service Bring the product to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in this recommendation regarding quality and mixing ratio of parts and other services and adjustments necessary for ... of fuel and oil may require shorter maintenance intervals. Maintenance Requirements The maintenance instructions in writing by STIHL Incorporated, and AutoCut® FARM BOSS® iCademy® MAGNUM® MasterWrench Service® MotoMix® OILOMATIC® 34 BT 45