Stihl SG 31 Instruction Manual
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STIHL SG 31
Instruction Manual

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Summary of Contents for Stihl SG 31

  • Page 1 STIHL SG 31 Instruction Manual...
  • Page 3: Table Of Contents

    English Contents Dear Customer, Guide to Using this Manual Safety Precautions and Working Thank you for choosing a quality engineered STIHL product. Techniques Assembling the Unit It has been built using modern Controls production techniques and comprehensive quality assurance. Preparing Unit for Operation...
  • Page 4: Guide To Using This Manual

    Safety Precautions and injury to third parties or damage to their Working Techniques property. This instruction manual covers a STIHL Do not lend or rent your sprayer without Pictograms sprayer which is also referred to as the the instruction manual. Be sure that unit in the descriptions.
  • Page 5 Wear proper protective clothing and Only use parts and accessories that are injuries, wear snug-fitting equipment when using, filling and explicitly approved for this tool by STIHL safety glasses in accord- cleaning the sprayer. Follow the or are technically identical. If you have...
  • Page 6 – instructions – incorrect mixtures protected from frost. shade may produce toxic fumes or in direct sunlight explosive solutions. – Stand the sprayer on a level surface – – do not fill the tank above the maximum mark. SG 31...
  • Page 7 Never work on a ladder or any other servicing dealer. insecure support. STIHL recommends the use of genuine When working in open ground and STIHL replacement parts. They are gardens take special care to avoid specifically designed to match your harming small animals.
  • Page 8: Assembling The Unit

    (2). Connect the hose (1) to the solution container (3). Thread the ends of the strap through the buckle. Connect the wand (4) to the spray gun (2). Shoulder strap Pull the buckle off the shoulder strap. SG 31...
  • Page 9: Controls

    The higher the pressure in the container, solution container – rotate the higher the piston manometer rises – counterclockwise maximum operating pressure is 3 bar. If the maximum operating pressure is exceeded, the relief valve in the piston manometer releases the excess pressure. SG 31...
  • Page 10 (2) is unlocked and can be Wand Extension operated. Loosen the union nut (1). Pull the wand extension (2) out to the required length and line it up – nozzle orifice facing down. Tighten down the union nut (1) firmly. SG 31...
  • Page 11: Preparing Unit For Operation

    (1) up and down several times until piston manometer (2) shows a pressure of 2 bar (29 PSI). The pressure in the tank must not drop any more than 0.5 bar (7.25 PSI) within the next 30 minutes. SG 31...
  • Page 12: Filling The Container

    0.5 bar (7.25 PSI) , restore it by operating the pump handle. Pour thoroughly mixed spray solution through the opening (arrow) – do not exceed maximum capacity (check max mark on scale). Screw the pump into the tank. SG 31...
  • Page 13: After Spraying

    Pull the pump handle (1) out of the cylinder barrel (2) as far as stop. Pull pump handle and rotate it counterclockwise until the gland (3) is released from the cylinder barrel. Pull the piston rod (4) out of the cylinder barrel. SG 31...
  • Page 14 (2) into the cylinder barrel (3). with sealing ring (5). Hold the gland (1) steady with your thumb and push it into the cylinder barrel. Unscrew the handle (1) from the spray gun and take out the filter (2). SG 31...
  • Page 15 English Rinse out all parts under running water and then reassemble. SG 31...
  • Page 16: Maintenance And Care

    Visual inspection (condition, leaks) Complete unit Clean Drain Tank, hose system, wand Clean Nozzle Clean Filter Clean Piston cup seal Lubricate with grease O-ring Lubricate with grease Safety labels Replace SG 31...
  • Page 17: Main Parts

    Trigger 10 Filter 11 Hose 12 Pump handle 13 Piston rod 14 Latch on pump cylinder 15 Gland 16 O-ring 17 Pump cylinder 18 Piston cup seal 19 Piston manometer / relief valve 20 Container 21 Shoulder strap SG 31...
  • Page 18: Specifications

    Flow rate with hollow pressure cone nozzle 1.5 bar 0.49 l/min (21.75 PSI) (29.9 cu.in/min) 2.0 bar 0.56 l/min (29.0 PSI) (34.17 cu.in/min) 3.0 bar 0.69 l/min (43.5 PSI) (42.11 cu.in/min) Weight Dry weight: 1.3 kg (2.9 lbs) SG 31...
  • Page 19: Troubleshooting

    Clean nozzle / spinner insert and/or filter tank OK Liquid entering the pump Valve disk dirty or damaged Clean or replace valve disk Piston manometer indicates no tank Piston manometer faulty Replace the unit pressure; relief valve operates too soon SG 31...
  • Page 20: Maintenance And Repairs

    Take the product, Directive 2006/42/EC. replacement parts which have been accessories and packaging to an approved by STIHL for this power tool or approved disposal site for environment- Technical documents deposited at: are technically identical. Only use high- friendly recycling.
  • Page 21 English SG 31...
  • Page 22 English SG 31...
  • Page 24 0458-595-0121-A englisch www.stihl.com *04585950121A* 0458-595-0121-A...

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