Stihl SR 430 Instruction Manual
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Stihl SR 430 Instruction Manual

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SR 430, 450
2 - 33
Instruction Manual

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Summary of Contents for Stihl SR 430

  • Page 1 SR 430, 450 2 - 33 Instruction Manual...

  • Page 2: Table Of Contents

    Engineering improvements Thank you for choosing a quality engineered STIHL product. STIHL's philosophy is to continually improve all of its products. For this reason we may modify It has been built using modern production techni‐ the design, engineering and appearance of our ques and comprehensive quality assurance.
  • Page 3 Only use parts and accessories that are explicitly tightness of the container (no leaks). approved for this power tool by STIHL or are Operate the power tool only if it is complete and technically identical. If you have any questions in properly assembled.
  • Page 4 English 2 Safety Precautions and Working Techniques Clothing must be snug-fitting but and the environment – risk of poisoning and risk allow complete freedom of move‐ of serious or fatal injuries! ment. Plant protection chemicals may be used only by For some plant control chemicals it is persons trained in their handling and the appro‐...
  • Page 5 2 Safety Precautions and Working Techniques English 2.5.3 – Dispose of residual chemicals and used con‐ – Work only in the open or in very well ventilated tainers in accordance with local waste dis‐ locations, e.g. open greenhouses posal regulations –...
  • Page 6 English 2 Safety Precautions and Working Techniques manual fuel pump). In case of leakage and – the valve lever and, on SR 450 only, the damage, do not start the engine – risk of fire! metering lever is closed Have the machine serviced by a dealer before –...
  • Page 7 2 Safety Precautions and Working Techniques English Do not direct the blower tube at bystanders since Antistatic system the air flow can blow small objects at great Electrostatic charging with sparking can occur speed. when working with the dusting and spreading In the event of impending danger or in an emer‐...
  • Page 8 No general recommendation can be given for the Use only a spark plug of the type approved by length of usage because it depends on several STIHL and make sure it is in good condition – factors. see "Specifications". The period of usage is prolonged by: Inspect the ignition lead (insulation in good con‐...

  • Page 9: Assembling The Unit

    Fitting the pleated hose on the Fitting the pleated hose on the blower tube elbow – SR 430 only ► Push wide hose clamp (1), marks facing right, ► Push narrow hose clamp (1), marks facing left, onto the blower tube (2).
  • Page 10 English 3 Assembling the Unit ► Attach the antistatic wire (1) and chain (2) to the blower housing with screw (3). Fitting the pleated hose on the elbow – SR 450 only ► Push the antistatic wire (1) into the pleated hose (2).

  • Page 11: Adjusting The Throttle Cable

    4 Adjusting the Throttle Cable English ► Secure the control handle (1) with the screw (3). ► Push the hose clamp (3) onto the pleated hose (2). ► Use the retainer (4) to secure the hose and ► Line up the marks on the hose clamp (3) and throttle cable, and metering unit's operating elbow (4) –...

  • Page 12: Harness

    27% (E27). 6.2.2 Engine oil If you mix the fuel yourself, use only STIHL two- stroke engine oil or another high-performance engine oil classified as JASO FB, JASO FC, JASO FD, ISO-L-EGB, ISO-L-EGC or ISO-L- EGD.

  • Page 13: Fueling

    STIHL MotoMix however can be stored for up to 5 years without any problems. ► Shake the canister containing the fuel mixture thoroughly before refueling WARNING ►...

  • Page 14: Information Before You Start

    English 8 Information Before You Start Information Before You Start NOTICE With the engine stopped and before starting, check the air intakes between the backplate and powerhead for blockages and clean if necessary. Control handle a 1/3 throttle b 2/3 throttle To disengage the travel limiter, ►...

  • Page 15: Starting / Stopping The Engine

    9 Starting / Stopping the Engine English Starting / Stopping the Engine Before Starting ► Press the manual fuel pump bulb (3) at least five times – even if the bulb is filled with fuel. 9.2.1 Cold engine (cold start) ►...
  • Page 16 English 9 Starting / Stopping the Engine As soon as the engine runs 9.2.3 Cranking ► Place the unit securely on the ground and ► Pull the throttle trigger – the choke knob (4) make sure that bystanders are well clear of automatically returns to the run position (e).

  • Page 17: Operating Instructions

    10 Operating Instructions English Area: Engine does not start in warm start position o ► Move the choke knob to c and continue 120 m x 30 m = 3,600 m cranking until the engine runs. 3,600 / 10,000 = 0.36 ha If the engine does not start 11.2 Determining quantity of active...

  • Page 18: Metering Unit

    English 12 Metering Unit 12 Metering Unit crops is 4–5 m. Mark the working width with stakes. 12.1 Valve lever Dividing the distance walked in meters by the time in minutes gives you the walking speed in meters per minute (m/min). Example: The distance covered in one minute is 10 meters.
  • Page 19 12.4 Fitting the strainer The strainer supplied must always be fitted when the ULV metering knob is used. SR 430 ► Rotate the metering knob (1) for infinitely vari‐ able discharge rate Position 1 = minimum flow rate Position 6 = maximum flow rate...

  • Page 20: Dusting And Spreading Mode

    English 13 Dusting and Spreading Mode 13.1 Metering lever 12.6.1 Discharge rate (l/min) without pressure pump Spray tube angle Knob set‐ - 30° 0° + 30 ting ° 0.12 0.11 0.07 0.16 0.14 0.11 1.70 1.50 1.25 2.48 2.34 1.90 3.20 2.66 2.34 3.73 3.28 2.83 12.6.2...
  • Page 21 13 Dusting and Spreading Mode English ► Insert a suitable tool (e.g. screwdriver) in the two recesses (arrows) to loosen the strainer (1). ► Pull the strainer (1) upward and out of the sol‐ ution container. ► Close the metering lever (2) for dusting and spreading mode.

  • Page 22: Filling The Container

    English 14 Filling the Container ► Turn the screwdriver clockwise to loosen the hose clamp (2). ► Pull the hose (3) off the stub. ► Hook the lever (3) over the bar (5) on the solu‐ tion container. ► Rotate the nozzle (4) until the lugs (5) are cov‐ ered.

  • Page 23: Working

    15 Working English 14.2 Dusting and spreading mode – ► Stand the machine on a level surface. SR 450 only 14.1 Mistblowing ► Close the metering lever (1). ► Close valve lever (1) for solution feed. ► Fill solution tank with product – do not exceed maximum weight of 14 kg –...

  • Page 24: After Finishing Work

    English 16 After Finishing Work 16 After Finishing Work Fan jet baffle screen 16.1 Draining the Solution Container ► Close the valve lever ► Shut off the engine – see "Starting / Stopping the Engine" Spray is broadened and softened. –...

  • Page 25: Storing The Machine

    17 Storing the Machine English 18.1 If there is a noticeable loss of engine power ► Clean the strainer (2) with clear water and a brush 16.3 After Dusting and Spreading – SR 450 only ► Run the unit until the solution container is completely empty ►...

  • Page 26: Spark Plug

    ► Fit a new spark plug after about 100 operating hours – or sooner if the electrodes are badly eroded. Install only suppressed spark plugs of the type approved by STIHL – see "Specifica‐ tions". 20.1 Removing the spark plug 19.4.1...

  • Page 27: Engine Running Behavior

    Have the muffler checked for contamination (car‐ – Dirty air filter. bonization) by your servicing dealer. – Unfavorable running conditions. STIHL recommends that you have servicing and repair work carried out exclusively by an author‐ ized STIHL servicing dealer. 22 Maintenance and Care The following intervals apply to normal operating conditions only.

  • Page 28: Minimize Wear And Avoid Damage

    Antistatic system – SR Check Replace Safety labels Replace STIHL recommends an authorized STIHL servicing dealer. 23 Minimize Wear and Avoid The user is responsible for all damage caused by Damage non-observance of the safety precautions, oper‐ ating and maintenance instructions in this man‐...

  • Page 29: Main Parts

    SR 450 STIHL recommends that you have servicing and repair work carried out exclusively by an author‐ ized STIHL servicing dealer. STIHL dealers are regularly given the opportunity to attend training courses and are supplied with the necessary technical information.

  • Page 30: Specifications

    Greater deposit or drift possible due to wind and All-position diaphragm carburetor with integral high temperature. fuel pump Fuel tank capacity: 1700 cm (1.7 l) SR 430 Drop Size 25.4 Blowing capacity Metering Dv 0.1 Dv 0.5 Dv 0.9 knob setting [µm]...
  • Page 31 SR 450: 1.9 m/s The K‑factor in accordance with Directive 2006/42/EC is 2.0 dB(A) for the sound pressure SR 430 Air Speed level and sound power level; the K‑factor in Distance to nozzle accordance with Directive 2006/42/EC is 2.0 m/s for the vibration level.

  • Page 32: Maintenance And Repairs

    When repairing the machine, only use replace‐ ISO 12100, EN 55012, EN 61000‑6‑1, ment parts which have been approved by STIHL EN ISO 28139 for this power tool or are technically identical. Technical documents deposited at:...
  • Page 33 ISO 12100, EN 55012, EN 61000‑6‑1, EN ISO 28139 Technical documents deposited at: ANDREAS STIHL AG & Co. KG The year of manufacture and serial number are indicated on the product. Done at Waiblingen, 15.07.2021 ANDREAS STIHL AG &...
  • Page 34 English 29 UKCA Declaration of Conformity 0458-454-0121-G...
  • Page 35 29 UKCA Declaration of Conformity English 0458-454-0121-G...
  • Page 36 *04584540121G* 0458-454-0121-G...

This manual is also suitable for:

Sr 450

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