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PROFESSIONAL 

 

PETROL CHAIN SAW 

 

OPERATING INSTRUCTIONS 

 

MODEL: LSPS 5850 

 

Summary of Contents for LSPS 5850

Page 1: ...PROFESSIONAL PETROL CHAIN SAW OPERATING INSTRUCTIONS MODEL LSPS 5850 ...

Page 2: ...le for protecting your head hands feet legs eyes and ears Keep body parts away from the chain Wear close fitting clothing which cannot get caught in moving parts Always wear an approved safety helmet when felling trees and removing branches Always wear safety goggles and or a face guard Always wear suitable heavy duty protective gloves Wear ear protection to avoid damage to your hearing Wear safet...

Page 3: ...r any jobs other than those for which it was intended WARNING Petrol and its vapours are highly flammable Always stop the engine before refuelling Do not smoke or light any flames while refuelling Wipe off any fuel that may have spilled Refuel in a well ventilated area and never in closed environments Start the engine away from the place where it was refuelled Ensure the tank cap is tightened prop...

Page 4: ...rking techniques Always maintain a normal body posture when operating the device Always keep your balance Do not work with your body bent forwards Do not work on ladders scaffolding walls or trees Do not use the chain saw above shoulder height Do not cut plastic or other material This chain saw is only intended for cutting wood Ensure that the wood cannot twist while it is being cut Never climb in...

Page 5: ...ymbols appear on the chain saw For safe operation and maintenance please know what the symbols mean Fuel tank cap Chain oil tank cap On Off switch Choke Indication regarding the chain oil adjuster nut MIN direction the oil flow decrease MAX direction the oil flow increase Carburettor adjustment symbols The position of H needle The position of L needle The position of idle adjustment screw Chain Br...

Page 6: ...er unit and fasten the nuts Fig 3a to finger tightness 9 Check that all chain links are seated correctly in the bar s groove and that the chain is fitted around the driving sprocket correctly 10 While holding up the chain bar adjust the chain tension by turning the tensioner screw until the chain links just touch the bottom side of the bar rail Fig 8 The chain should be tensioned such that it can ...

Page 7: ...igure 3b Tensioner bolt Lower hole Chain cover Figure 4 claw Chain catch bolt Chain brake OFF operating position Chain brake ON Guard Figure 2 Oiling port Figure 9 Bar groove Oiling port Sprocket Grease port Nuts Chain cover Figure 3a Tensioner screw 1 2 3 mm clearance ...

Page 8: ...e emptied before the chain saw is transported After use lay the chain saw horizontally on an absorbent surface BEFORE USING THE CHAINSAW Before proceeding to your job read IMPORTANT INSTRUCTIONS FOR YOUR PERSONAL SAFETY section Always follow the safety procedures and guidelines Check chain saw for damage before starting work Ensure that the chain tension is correct If the chain is too loose it may...

Page 9: ...be checked for proper operation before each use and that the chain is sharp Removal of the safety devices inadequate maintenance or incorrect replacement of the bar or chain may increase the risk of serious personal injury due to kickback CHAIN CATCH BOLT The chain saw is fitted with a chain catch bolt Fig 4 Should the chain break when the saw is in use the chain bolt will catch the loose chain en...

Page 10: ...ed toward you or pull you off balance When cutting a limb that is under tension be alert for spring back so that you will not be struck when the tension in the wood fibres is released Check the tree for dead branches that could fall during the felling operation Always shut off the engine before setting the chain saw down GENERAL INSTRUCTIONS ON WORKING WITH A CHAIN SAW WARNING Always ensure your f...

Page 11: ...tle lock on button in Fig 10 No7 pull throttle trigger Fig 10 No9 to disengage the choke If the engine stalled or did not start pull the starter cord Fig 10 No 3 repeatedly until the engine starts 8 Release safety brake guard Fig 10 No 1 by pulling guard backwards into the off position 9 Allow the engine to warm up for a few seconds 10 While holding the throttle lock on button in Fig 10 No 7 pull ...

Page 12: ... adjusting the carburettor make sure you have clean air fuel filters and fresh properly mixed fuel Note Be sure to adjust the carburettor with the bar chain attached When adjusting take the following steps 1 Stop engine and screw in both H and L needles clockwise until they stop Do not force them 2 Set the needles back the number of turns as shown below 3 H needle 1 turns 4 L needle 1 turns 5 Star...

Page 13: ...angle of 45 degrees to the first cut Fig 17 No 2 Now make the felling cut exactly opposite to the felling notch The felling cut must run horizontal and at a level slightly higher than the bottom of the felling notch Fig 17 No 3 Do not cut completely through the tree Leave about 1 10 of the trunk diameter Put wedges into the felling cut to bring the tree to fall Fig 17 No 4 Note the felling directi...

Page 14: ...otch cut 2 Felling notch cut 3 Felling cut 4 Wedge 5 Felling direction Figure 17 A Felling direction B Danger area C Escape area B B C C Tree A 15cm 8cm 4 3 2 1 Figure 15 Area B Area A 1 2 1 2 Figure 16 Figure 19 Figure 20 Figure 18 ...

Page 15: ... the intake hole on the cylinder Fit new filter if damaged Oiling port Dissemble the guide bar and check the oiling port for clogging Fig 4 Guide bar When the guide bar is dissembled remove sawdust in the bar groove and the oiling port Grease the nose sprocket from the feeding port on the tip of the bar Fig 9 Chain Remove the chain and clean it if it is dirty e g gumming with resin Place the chain...

Page 16: ...dirt in the tank Spark plug Check every 12 months or if starting problems are experienced When the engine is cold remove the plug cap and unscrew the spark plug with a suitable spark plug socket Clean the electrodes with a wire brush and reset the gap to 0 65 mm when necessary Fig 23 If the electrodes are excessively soiled or worn then replace with an equivalent new spark plug e g BM6A Excessive ...

Page 17: ...17 Figure 25 Figure 27 Figure 24 File Figure 26 1 2 3 0 65 mm 4 5 30 6 85 7 60 3 4 1 2 Note only clamp the chain bar and NOT the chain ...

Page 18: ...the same length and edge angles as illustrated Fig 26 Referring to figure 26 1 Appropriate gauge checker 2 Make the shoulder round 3 Depth gauge standard 4 Cutter length 5 Filing angle 6 Side plate angle 7 Top plate cutting angle GUIDE BAR Reverse the bar occasionally to prevent partial wear The bar rail should always be a square Check for wear of the bar rail Apply a ruler to the bar and the outs...

Page 19: ...w is unused for more than 2 months or being transported then empty the fuel tank Before storage allow the engine to cool Store the unit indoors in a dry ventilated and locked place out of reach of children Store the chain saw with all guards in place Attention Any maintenance and repair work beyond that described in this instruction manual must only be performed by an authorised service agent SPEC...

Page 20: ...Carburettor needs tuning Have serviced Blocked exhaust spark arrestor Remove spark arrestor clean refit Engine Smokes and will not rev Incorrect fuel mixture too much oil Drain and use fresh and correct fuel mix Oil Fuel mix ratio 1 25 Dirty air filter or fuel filter Incorrect oil used Clean as per instructions Use Lawn Star High performance 2 stroke engine oil 90 20000 Chain does not run Chain br...

Page 21: ...ing screws Retighten User Inspect User 16 Clean or replace User Service Agent Visual inspection User User 18 Replace User User 18 Visual inspection User User 16 18 Replace User User 16 19 Check User User 15 Top up User 15 Exhaust Decoke decarbonize Service Agent Maintenance Chart Petrol Chainsaw Complete machine Filter in fuel tank Air filter Warranty claims following a repair will be accepted onl...

Page 22: ...ree of charge or replace this unit with a factory reconditioned unit at our discretion This does not prejudice your rights in terms of the Consumer Protection Act Transport costs to our service centre and back to the owner should such costs occur will be carried by the owner of the unit The repaired or replaced unit will be covered by this warranty for the remainder of the original warranty period...

Page 23: ...2 South Cape Town PO Box 496 Parow 7499 Tel 021 535 5249 Fax 021 535 4624 EASTERN CAPE Tel 041 364 2415 Fax 041 364 2178 FREE STATE Tel 082 556 6325 Fax 086 691 6297 GAUTENG Tel 011 979 0162 Fax 011 979 0174 KZN Tel 031 579 4390 Fax 031 579 4400 NAMIBIA Tel 061 232 475 Fax 061 242 139 BOTSWANA 267 318 6851 ZIMBABWE 263 4 486 192 646 For more information visit www lawnstar ...

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