Stihl BR 400 Instruction Manual

Stihl BR 400 Manual

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  • Stihl BR 400 | Instruction Manual - Page 1
    STIHL BR 320, Instruction Manual Owner's Manual Assembling Safety Precautions Operating Instructions Maintenance 400
  • Stihl BR 400 | Instruction Manual - Page 2
    Adjusting the Carburetor Motormanagement Checking the Spark Plug Spark Arresting Screen in Muffler 2 Replacing the Starter Rope This Manual contains operating and 4 and Rewind Spring 20 safety instructions for all STIHL BR 320, 10 Operating Instructions 23 BR 320 L, BR 400 blowers. 11 Storing
  • Stihl BR 400 | Instruction Manual - Page 3
    1 = Nozzle 2 = Blower tube 3 = Control handle 4 = Throttle trigger 5 = Setting lever 6 = Stop switch 7 = Pleated hose 8 = Harness 9 = Back plate 10 = Back padding 11 = Air filter 12 = Rubber buffers 13 = Spark plug boot 14 = Muffler (with spark arresting screen) 15 = Carburetor adjusting screws 16
  • Stihl BR 400 | Instruction Manual - Page 4
    the tube in the required direction. Controls the speed of the engine. Sets the trottle to various positions. Stops engine. For spraying, dusting or spark plug to the ignition wire. Attenuates exhaust noises and diverts exhaust gases away from operator. For tuning carburetor. Eases engine starting
  • Stihl BR 400 | Instruction Manual - Page 5
    manual and the safety instructions periodically. Careless or improper use of the machine may cause serious injury. Have your STIHL Dealer show you how to operate your blower nerve and circulation damage and tissue necrosis. The STIHL BR 320, 400 is equipped with an antivibration system (AV). The
  • Stihl BR 400 | Instruction Manual - Page 6
    Adjust carrying harness to suit your size before starting work. This STIHL unit uses an oil-gasoline mixture for fuel (see the chapter on "Fuel" of your owner's manual). Gasoline is an extremely flammable fuel. If spilled or ignited by a spark or other ignition source, it can cause fire and serious
  • Stihl BR 400 | Instruction Manual - Page 7
    screw driver end of the STIHL combination wrench or other similar tool before starting it. Make sure the controls and safety devices are working properly. Your blower started and operated without assistance. For specific starting instructions, see the appropriate section of your owner's manual
  • Stihl BR 400 | Instruction Manual - Page 8
    air blast towards bystanders, since the high pressure of the air flow could injure eyes and could blow small objects at great speed. Your blower produces poisonous exhaust fumes as soon as the combustible engine is running. These gases (e.g. carbon monoxide) may be colorless and odorless. 353BA038
  • Stihl BR 400 | Instruction Manual - Page 9
    or servicing the unit or replacing parts. Never insert any foreign object into the air intake of the machine or into the nozzle of the blower. It while operating the machine. The blower may be used only for the operations described in your manual. The STIHL blower can be used for clearing leaves
  • Stihl BR 400 | Instruction Manual - Page 10
    . Use the specified spark plug and make sure it and the ignition lead are always in good condition. Use only identical STIHL replacement parts for maintenance and repair. Use of parts manufactured by others may cause serious or fatal injury. Follow the maintenance and repair instructions in the
  • Stihl BR 400 | Instruction Manual - Page 11
    5 4 10 2 3 1 7 11 6 8 9 353BA002 353BA003 Tools are stowed on the underside of the blower (one combination wrench and one carburetor screwdriver) • Line up the stops on the elbow • and fan housing stub . Push the elbow into the stub • as far as it will go Fit
  • Stihl BR 400 | Instruction Manual - Page 12
    adjusters to slacken the harness straps. • Adjust the straps so that the backplate is held firmly and comfortably against your back. The BR 320/400 blower is designed for single-handed operation. It is carried as a backpack and operated with the right hand on the control handle. The powerful
  • Stihl BR 400 | Instruction Manual - Page 13
    surfaces. Use the full blower nozzle extension so the airstream carburetor diaphragms, oil seals, fuel lines etc.), but magnesium castings as well. This could cause running problems or even damage the engine. For this reason it is essential that you use only name branded fuels! Use only STIHL
  • Stihl BR 400 | Instruction Manual - Page 14
    safety fuel-canisters only. When mixing, pour oil into the canister first, and then add gasoline. Gasoline Oil (STIHL 50:1 or equivalent branded TC oils) US gal. 1 2 1/2 5 US fl.oz 2.6 6.4 12.8 Dispose for a long period, drain and clean the fuel tank and run engine until carburetor is dry.
  • Stihl BR 400 | Instruction Manual - Page 15
    353BA010 Observe safety precautions - see chapter "Safety Precautions" in this manual. Slide the stop switch to •• Move the setting lever to the center position . • f the engine is choke starter grip snap back. •• Guide it slowly back into the housing so that the starter rope can rewind properly.
  • Stihl BR 400 | Instruction Manual - Page 16
    fully. Pull the starter rope several times to clear the combustion chamber. • Refit the spark plug and connect the spark plug boot. Set stop switch to •• Turn choke knob to • even if the engine is cold. Now start the engine. • Pull starter rope several times to • prime the fuel pump and fuel
  • Stihl BR 400 | Instruction Manual - Page 17
    consumption and make starting more difficult. (e.g. warm soapy water) and then dry. Always replace a damaged filter • element. Take out the ignition, timing and valve or part timing) without the addition of any major hardware. The carburetor comes with a standard setting. This is the optimum setting
  • Stihl BR 400 | Instruction Manual - Page 18
    stop. Avoid risk of engine damage which can be caused by lack of lubrication and overheating - • Check air filter and clean it if necessary. Set idle speed correctly. •• Warm up the engine. Turn the high speed adjusting screw and low speed adjusting screw clockwise (leaner) at higher altitudes
  • Stihl BR 400 | Instruction Manual - Page 19
    spark plug. • Remove spark plug see chapter "Starting": Clean dirty spark plug. •• Check electrode gap it should be 0.5mm/0.02" - • readjust if necessary. Use only resistor type spark plugs of the approved range. Rectify problems which have caused fouling of spark plug: Incorrect carburetor setting
  • Stihl BR 400 | Instruction Manual - Page 20
    cooled down completely before performing the following operations. • Take out starter cover mounting ••• screws . Remove the starter cover . Pull off the spark plug boot . Take out the housing mounting screws . • Remove the housing . • Squeeze the ends of the clip • together and lift the clip
  • Stihl BR 400 | Instruction Manual - Page 21
    6 1 1 2 7 1 353BA027 353BA041 KN Remove the three screws . •• Lift the starter cover off the engine. Remove the spring clip . •• Remove the rope rotor with washer and pawl . • Ease the cap out of the starter • grip. Remove remaining rope from the rotor and grip. • Tie a simple overhand knot
  • Stihl BR 400 | Instruction Manual - Page 22
    • Lubricate the new spring with a few • drops of non-resinous oil - Remove the rope rotor - • see "Replacing Starter Rope" Remove parts of old spring. 353BA036 T • Thread the rope through the rotor and secure it with a simple overhand knot. • Coat rope rotor bearing bore with • non-resinous
  • Stihl BR 400 | Instruction Manual - Page 23
    on the crankcase. Tighten down the screws firmly. •• Set the Master Control lever to 353BA029 353BA030 • Fit new out and uncoiled: Refit it in the counterclockwise direction - start outside and work inward. • Make a loop in the guide bush. If the grip droops to one side: Increase
  • Stihl BR 400 | Instruction Manual - Page 24
    break-in period. As all moving parts have to bed in during the cooling air. This protects enginemounted components (ignition, carburetor) from thermal overload. Storing for blower tube and nozzle. Drain and clean the fuel tank. •• Run engine until carburetor is dry this helps prevent the carburetor
  • Stihl BR 400 | Instruction Manual - Page 25
    Fuel tank Carburetor Spark plug Cylinder fins Spark arresting screen in muffler All accessible screws and nuts (not adjusting screws) Visual inspection (condition, leaks) Clean Check operation Clean Replace Check Replace felt and strainer Clean Check idle adjustment Idle setting Readjust electrode
  • Stihl BR 400 | Instruction Manual - Page 26
    STIHL single cylinder two-stroke engine - Displacement - Bore - Stroke - Engine power Air flow rate (with blower tube and nozzle) Air velocity (with blower tube and nozzle) Max. air flow rate Weight (dry) Bystanders noise per ANSI B 175.2-1990 BR kg (19.9 lb) 70 dB(A) BR 400 56.5 cm3 (3.45 cu.in)
  • Stihl BR 400 | Instruction Manual - Page 27
    : Spark plug (suppressed): Electrode gap: Spark plug thread: Electronic magneto ignition Bosch WSR 6 F or NGK BPMR 7 A; Heat range 200 0.5 mm (0.02 in) M 14 x 1,25; 9.5 mm (0.37 in) long Height: Width: Depth: 445 mm (17.5 in) 480 mm (18.9 in) 280 mm (11.0 in) Blower to Mistblower conversion kit
  • Stihl BR 400 | Instruction Manual - Page 28
    . Your emission control system includes parts such as the carburetor and the ignition system. Also included may be hoses STIHL Incorporated cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance. Any replacement part or service
  • Stihl BR 400 | Instruction Manual - Page 29
    -related warranted parts. These warranted parts are: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) Fasteners Bring the product to any authorized STIHL servicing dealer
  • Stihl BR 400 | Instruction Manual - Page 30
    & WARNING! The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. 0458 353 3021 englisch!english USA !CARS! EPA
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STIHL
BR
320,
400
Instruction
Manual
Owner's
Manual
Assembling
Safety Precautions
Operating
Instructions
Maintenance