Zenoah PSZ2500 User's Manual
Contents
1. 4 Sprocket b Chain tension adjust screw 6 Nut 7 Chain tensioner nut 8 Chain cover Install the guide bar and the saw chain on the gear case as follows WARNING The saw chain has very sharp edges Use protective gloves for safety 1 Loosen a nut and remove the chain cover 2 Mount the guide bar then fit the saw chain around the bar and sprocket SE5 WARNING Pay attention to the correct direction of the saw chain 3 Fit the chain tensioner nut into the lower hole of the guide bar then install the chain cover and fasten the mounting nut to finger tightness SE5 SE6 1 Hole 2 Moving direction 3 Chain tensioner nut 4 Adjust the chain tension by turning the tensioner screw until the tie straps just touch the bottom side of the bar rail SE7 1 Chain tension adjusting screw a Loosen b Tighten 5 Tighten the mounting nut securely with the bar tip held up SE8 TORQUE 8 9 11 7 N m 90 120 kg cm Then check the chain for smooth rotation and correct tension while moving it by hand If necessary readjustment 1 Tighten WARNING It is very important to maintain the proper chain tension Rapid wear of the guide bar or the chain coming off easily can be caused by improper tension Especially when using a new chain take good care of it since it should expand when first used E BALANCE UNIT 1 Put on strap and attach unit to strap 2 Depending on the working pos2. guide bar contact a log branch or any other obstructions which could be hit while you operation the pole pruner 4 Cut at high engine speeds 5 Follow the manufacturer s instructions for sharpening and maintaining the chain 6 Use only the replacement bar and chain or equivalent as specified by the manufacturer 5 For safe operation Make sure the chain and sprocket are correctly adjusted before operating the pruner see page 15 16 for adjustment procedures Never attempt chain adjustment with the engine running Always make sure the cutting attachment is properly installed and firmly tightened before operation Never use a cracked or warped guide bar replace it with a serviceable one and make sure it fits properly If a saw blade should bind fast in a cut shut off the engine immediately Push the branch or tree to ease the bind and free the blade Do not operate the pole pruner with the muffler removed When cutting a limb that is under tension be alert for springback so that you will not be struck by the moving limb Always stop the engine immediately and check for damage if you strike a foreign object or if the machine becomes tangled Do not operate with broken or damaged equipment IMPORTANT Do not make unauthorized modifications or substitutions to the guide bar or chain Never allow the engine to run at high RPM without a load Doing so could damage the engine Keep the pruner as clean as possible
3. 17 WES o io n ERR RE ienei 19 9 22 10 Storage iuda 28 11 Troubleshooting guide 28 12 POS DESIRES 29 1 Parts location 10 Saw chain Shoulder strap hanger 11 Guide bar Ignition switch 12 Spark arrester Throttle cable 13 Starter knob Throttle lever 14 Fuel tank Throttle set button Primer pump Drive shaft housing Choke lever Gear case Air cleaner cover Chain cover 1 2 3 4 5 6 7 8 9 2 Specifications E PSZ2500 ON led SMA 83 9 2130 x9 8 250 x12 2 310 in mm Dry weight w o bar and Chal osas bus Exe asii e 11 1 5 05 Ibs kg Engine Type ER EPKDRE Ded Air cooled 2 stroke gasoline MOGOL chasses Pra e a Zenoah GZ25N Displacement 1 6cu in 25 4cm Max output 1 2Hp 0 9kW at 7500 min rpm Idle speed MM MM MMMReeeRHHMMMHMHeRIHMMRRHHMRRRHR 30002200 min rpm EMO arras drid Mixture Gasoline 50 Oil 1 o A Walbro Diaphragm type Spark plug NGK CMR7A Durability period 300 hrs Fuel tank Capacity te 22 0 fl oz 0 656 TrtansmisslO I ssessbxvessdwaseses Sk T FEET KE ETE HEK VARS EE AA Centrifugal clutch R
4. 3 41310 1260 41320 5500 41410 1101 41340 4810 42000 1650 43230 1000 43240 4810 71110 11512 71200 11512 71220 2616 71320 1260 71261 4500 72150 848 F30 8103 11551 06030 11551 81450 4810 06021 4810 81130 1850 81490 1850 81520 1751 81510 11505 81250 1751 81240 1751 81130 1881 81140 1752 81110 5500 81 120 1751 81180 1918 81170 Oj SV WD SH AH HSH SB SB SS SS St St do do st st et D POD AH do N AH ND e e SNAP RING e BRACKET A e BRACKET B e CUSHION e BOLT e BOLT SCHEW SCHEW COVER engine PLATE SCHEW SHOE SPRING SCHEW WASHER WASHER CAP SPRING CORD CORD earth TUBE PLUG GROMMET RECOIL ASSY e REEL e SCREW e SPRING spiral e COLLAR e ARM e ROPE e KNOB PLATE stopper PULLEY SCREW BODY ASSY PLATE choke e LEVER choke e SCREW ELEMENT SCREEN COVER ASSY e KNOB TANK ASSY e CAP ASSY ee HOLDER ASSY ee PACKING ee FILTER e e STOPPER e PIPE COMP e FLTER ASSY COLLAR SCREW LABEL recoil LABEL cover GUARD SCREW CLIP 04064 01210 6470 31211 6470 31221 6470 31230 01252 30530 01252 30514 5500 85510 0263 90520 4810 32111 11501 12310 0263 90510 4820 51110 4820 51220 1140 51250 1140 51230 1140 51242 4810 72111 1900 72120 4810 71240 4810 71250 11512 71320 4810 73110 4810 72120 4810 75100 4500 75120 4500 75150 1850 75130 4500 75180 4500 75190 4810 75160 3330 75421 4810 7
5. 5170 4500 75210 5500 85510 4810 82100 4810 82130 5500 82140 2630 33610 4810 82170 4810 82180 4810 82200 5500 82221 11504 85002 11015 85202 4500 85300 4500 85220 5601 85260 4820 85260 4810 85300 3302 85400 2841 31280 5500 85510 4810 31132 11506 31910 0263 90525 1950 86120 4 1 2 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2 1 1 4 1 1 2 2 1 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 1 1 2 1 RedMax LIMITED WARRANTY EMISSION RELATED PARTS FOR TWO 2 YEARS FROM THE DATE OF ORIGINAL DELIVERY OF THE UNIT KOMATSU ZENOAH AMERICA INC THE COMPANY THROUGH ANY RedMax DEALER WILL REPAIR OR REPLACE FREE OF CHARGE FOR THE ORIGINAL AND EACH SUBSEQUENT PURCHASER ANY PART OR PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND OR WORKMANSHIP EMISSION RELATED PARTS ARE THE CARBURETOR ASSY COIL ASSY ROTOR SPARKPLUG AIR FILTER FUEL FILTER INTAKE MANIFOLD AND THE GASKETS ALL OTHER PARTS EXCEPT ABOVE PARTS FOR TWO 2 YEARS OF USE 90 DAYS FOR RENTAL USE FROM THE DATE OF ORIGINAL PURCHASE THE COMPANY THROUGH ANY RedMax DEALER WILL REPAIR OR REPLACE FREE OF CHARGE FOR THE ORIGINAL PURCHASER ANY PART OF PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND OR WORKMANSHIP THIS IS THE EXCLUSIVE REMEDY THE PURCHASER SHALL BEAR COSTS OF TRANSPORTING THE UNIT TO AND FROM THE RedMax DEALER THE PURCHASER SHALL NOT BE CHARGED FOR DIAGNOSTIC LABO
6. 848 A52 93A1 501 CM OWNER OPERATOR MANUAL O A PNEU The engine exhaust from this product Before using our machine please contains chemicals known to the State read this manual carefully to of California to cause cancer birth understand the proper use of your defects or other reproductive harm unit APPLICABLE SERIAL NUMBERS DRIVE UNIT 000000 and up CUTTING UNIT 000000 and up ENGINE UNIT 50100000 and up SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consideration to prevent possible serious bodily injury and for this reason you are requested to read all such instructions carefully and follow them without fail E WARNINGS IN THE MANUAL WARNING This mark indicates instructions which must be followed in order to prevent accidents which could lead to serious bodily injury or death IMPORTANT This mark indicates instructions which must be followed or it leads to mechanical failure breakdown or damage This mark indicates hints or directions useful in the use of the product CONTENTS 1 1 9 3 2 Specifications 3 3 Warning labels on the machine 4 4 Symbols on the machine 5 5 For safe operation 6 o ee 14 7 Fuel and chain oil
7. ARE NO OTHER EXPRESS WARRANTIES IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO TWO 2 YEARS OF USE FROM THE ORIGINAL DELIVERY DATE LIABILITIES FOR INCIDENTAL OR CONSEQUENTIAL DAMAGE UNDER ANY AND ALL WARRANTIES ARE EXCLUDED SOME STATES DO NOT ALLOW LIMITATION ON HOW LONG AN IMPLIED WARRANTY LASTS OR EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMINATION OR EXCLUSION MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE IF YOU NEED TO OBTAIN INFORMATION ABOUT THE NEAREST SERVICE CENTER PLEASE CALL KOMATSU ZENOAH AMERICA INC AT 770 381 5147 IMPORTANT YOU WILL RECEIVE A WARRANTY REGISTRATION CARD AT TIME OF PURCHASE PLEASE FILL OUT THE CARD AND SEND IT TO RedMax KOMATSU ZENOA AMERICA WITHIN SEVEN 7 DAYS BE SURE TO KEEP A COPY FOR YOUR RECORDS KOMATSU ZENOAH AMERICA INC p ax 4344 Shackleford Road Suite 500 Norcross Georgia 30093 RedMax Garantie limit e Pieces en rapport avec les missions de gaz d chappement KOMATSU ZENOAH AMERICA INC par l interm diaire de n importe quel revendeur RedMax r parera gratuitement ou remplacera gratuitement pour l acheteur initial et chaque acheteur successif toute s piece s se r v lant de constitution et ou de montage d fectueux pendant deux 2 ans compter de la date initiale de livraison d u
8. E e STOPPER 848 F30 12A2 4810 12210 1850 12130 4810 13162 4810 13120 4810 13130 0263 90520 848 F30 1602 848 F30 16A2 4810 16120 4810 16130 e SCREW e WASHER SCREW MUFFLER ASSY e MUFFLER e ARRESTER BOLT GASKET COVER ASSY e COVER COMP e e COVER fan 1850 81530 5500 81160 0263 90560 4810 15100 4810 15111 4810 15140 01252 30550 11501 15211 4810 31002 4810 31102 4810 31111 e SCREW PIRE AIR S 4810 16170 4810 16150 e e DRUM e e SNAPRING ee BEARING 848 F30 51A1 04065 02812 11701 31150 REEDVALVE F e VALVECASE e REEDVALVE e STOPPER e SCREW PIPE AIR F GASKET valve SCREW CRANKCASE COMP e PIN GASKET BEARING SEAL SEAL SNAP RING BOLT F PISTON RING PIN RING BEARING WASHER CRANKSHAFT COMP NUT KEY ROTOR COIL ASSY e CORD e CAP SPACER BOLT CARBURETOR ASSY REBUILD KIT ee BODY ASSY eee SCREEN eee VALVE eee SPRING eee SCREW e e e PIN e e e LEVER e e GASKET KIT eee DIAPHRAGM eee GASKET diaphragm eee DIAPHRAGM pump eee GASKET pump eee RING e BODY purge e COVER pump e PUMP priming e JET e O RING RING e SWIVEL e VALVE ASSY e SCREW e BRACKET NUT adjuster e SCREW adjuster ASSY 848 F30 1612 848 F30 16B2 4810 16120 4810 16130 4810 16170 4810 16160 4810 16140 4810 16180 4810 21101 2629 21130 4810 21140 06030 06001 4810 21210 1850 21220 04065 02812 01252 30530 4810 41110 5910 41210 1151
9. GASKET OIL PIPE ASSY e OIL PIPE e FILTER OIL TANK ASSY e COLLAR e VALVE SCREW OIL CAP ASSY e GASKET OIL CAP GEAR SHAFT BEVEL pinion BEARING 06004 06001 T3073 13200 06002 00627 01252 30512 3199 13350 13073 13310 13073 13320 01252 30630 13073 13250 3245 11350 13073 13510 13073 13520 13073 13560 13073 13550 0263 30410 13073 13580 13073 13700 13073 13710 13073 13720 848 A52 5511 13073 13820 13073 13830 13073 13860 13073 13900 13073 13920 13073 13370 13073 13380 06000 00609 dt ll 1 1 2 5 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 2 1 2 1 1 1 1 1 GRIP SPRING 6442 11332 6130 11341 STRAP ASSY TOOL SET e DRIVER e SOCKET e WRENCH e SPANNER e BAR GOGGLE 13300 17100 13002 91000 1030 91340 13002 91310 09007 00425 3540 91120 3540 91110 13002 91190 BEARING SNAP RING SNAP RING COLLAR SPROCKET LABEL WASHER SCREW BAR 12 OREGON CHAIN OREGON 06002 00609 3210 13330 04065 02412 13073 13530 13073 13540 13073 13590 13073 13350 13073 13360 109666 90SG44X _ 12 Parts list Fig 3 ENGINE UNIT PSZ2500 S N 50100000 and up REND 89 90 h Less Fig 3 ENGINE UNIT PSZ2500 S N 50100000 and up OONOABRWN CYLINDER GASKET base BOLT INSULATOR GASKET insulator GASKET carburetor SCREW REEDVALVE S ASSY e VALVECASE S e REEDVALV
10. Keep it free of loose vegetation mud etc E MOUNTING ENGINE SE1 1 Push the driveshaft housing toward the clutch housing and rotate it by hand to check that the driveshaft is engaged with the gears 2 Insert the driveshaft housing into the clutch housing until it bottoms and align the positioning holes on the clutch housing and the shaft tube and install the screw When difficult to engage twist the engine slightly 3 Fasten the clamp securely with two screws IMPORTANT Tighten the screws gradually by turns E CONNECTING THROTTLE WIRE 1 Remove the air cleaner cover 2 Connect the end of the throttle wire to the joint on the top of the carburetor SE2 E CONNECTING SWITCH WIRES e Connect the switch wires between the engine and the main unit Pair the wires of the same color li ATTACHING THE PRUNING MECHANISM SE3 1 Remove the cap on the end of the main pipe 2 Remove the screw screwed into the end of the gear case 3 Insert the end of the gear case into the main pipe 4 Line up the hole on the end of the gear case into which the screw is to be inserted with the hole on the main pipe and screw the screw firmly in 5 Using a wrench screw in the bolt provided to fix the mechanism into place 1 Main pipe 2 Gear case 3 Screw hole 4 Fastening bolt 5 Bolt Q orne o A standard package contains the items as shown below SEA 1 Guide bar 2 Saw chain 3 Gase case
11. R WHICH LEADS TO THE DETERMINATION THAT A WARRANTED PART IS DEFECTIVE IF THE DIAGNOSTIC WORK IS PERFORMED AT THE RedMax DEALER THE PURCHASER OR OWNER IS RESPONSIBLE FOR THE PERFORMANCE OF THE REQUIRED MAINTENANCE AS DEFINED BY THE MANUFACTURER IN THE OWNER OPERATOR MANUAL ANY WARRANTED PART WHICH IS NOT SCHEDULED FOR REPLACEMENT AS REQUIRED MAINTENANCE OR WHICH IS SCHEDULED ONLY FOR REGULAR INSPECTION TO THE EFFECT OF REPAIR OR REPLACE AS NECESSARY SHALL BE WARRANTED FOR THE WARRANTY PERIOD ANY WARRANTED PART WHICH IS SCHEDULED FOR REPLACEMENT AS REQUIRED MAINTENANCE SHALL BE WARRANTED FOR THE PERIOD OF TIME UP TO THE FIRST SCHEDULED REPLACEMNET POINT FOR THE PART ANY REPLACEMENT PART THAT IS EQUIVALENT IN PERFORMANCE AND DULABILITY MAY BE USED IN NON WARRANTY MAINTENANCE OR REPAIRS AND SHALL NOT REDUCE THE WARRANTY OBLIGATION OF THE COMPANY THE COMPANY IS LIABLE FOR DAMAGES TO OTHER ENGINE COMPONENTS CAUSED BY THE FAILURE OF A WARRANTED PARTS STILL UNDER WARRANTY THE WARRANTY DOES NOT APPLY TO THOSE UNITS WHICH HAVE BEEN DAMAGED BY NEGLIGENCE OF INSTRUCTION LISTED IN THE OWNER OPERATOR MANUAL FOR PROPER USE AND MAINTENANCE OF THE UNITS ACCIDENTAL MISHANDLING ALTERATION ABUSE IMPROPER LUBULICATION USE OF ANY PARTS OR ACCESSARIES OTHER THAN THOSE SPECIFIED BY THE COMPANY OR OTHER CAUSES BEYOND THE CONPANY S CONTROL THIS WARRANTY DOES NOT COVER THOSE PARTS REPLACED BY NORMAL WEAR OR HARMLESS CHANGES IN THEIR APPEARANCE THERE
12. antie jusqu celui ci Toute piece de rechange quivalente en performance ou en durabilit peut tre utilis e pour l entretien hors garantie ou les r parations hors garantie et ce sans r duire l obligation de garantie incombant la soci t La soci t sera tenue responsable des dommages aux autres composants du moteur caus s par la d faillance de piece s garantie s en p riode de garantie La garantie ne s applique pas aux unit s endommag es par suite de n gligence dans la mise en oeuvre des instructions sp cifi es dans le manuel du propri taire de l utilisateur en vue d une utilisation et d un entretien correct fausse manoeuvre accidentelle modification utilisation abusive lubrification incorrecte utilisation de pieces ou d accessoires autres que ceux sp cifi s par la soci t ou autres causes hors du contr le de la soci t Cette garantie ne couvre pas les pi ces remplac es en raison de leur usure normale ou de changements d apparence sans effets Il n existe aucune autre garantie explicite Les garanties implicites y compris la valeur marchande et la valeur d usage pour une utilisation particuliere sont limit es deux 2 ans d utilisation compter de la date originale de livraison Les responsabilit s pour les dommage cons quents ou incidents sont exclues de toutes les garanties Certaines provinces n autorisant pas les limitations la dur e des garanties implicites ou les exclusions ou
13. chine or you don t observe the proper usage written in the manual 360 4 2 1 Lire le mode d emploi avant d utiliser cette machine 2 Porter un casque de securite des lunettes de securite et un casque antibruit 3 Lorsque cet l appareil est utilise incorrectement des accidents peuvent entrainer des blessures graves ou mortelles Lire attentivement ce mode d emploi et s entrainer avec le machine pour se familiariser avec toutes les fonctions afin de l utiliser correctement 4 Interdire aux enfants ou a toute personne de s approcher dans un rayon de 15 metres de la d broussailleuse O IMPORTANT Si les tiquettes d avertissement se d collent deviennent sales ou impossible a lire commander de nouvelles tiquettes aupres du revendeur pour les remplacer AVERTISSEMENT Ne pas modifier la machine La garantie sera annul e si la machine a t modifi e ou utilis e de mani re non conforme aux instructions de ce mode d emploi 508 4 Symbols on the machine IMPORTANT ENGINE INFORMATION THIS ENGINE CONFORMS TO 2005 U S EPA REGULATIONS FOR SMALL NONROAD ENGINES COMPLIANCE PERIOD CATEGORY A ENGINE FAMILY 5KZXS 0254QR EM ENGINE DISPLACEMENT 25cc REFER TO OWNER S MANUAL FOR MAINTE NANCE SPECIFICATIONS AND ADJUSTMENTS MANUFACTURED o 2ENOAIA dE KOMATSU CO Made in Japan For safe operation and maintenance symbols are carved in relief on the machi
14. d between them the rail is normal Otherwise the bar rail is worn Such a bar needs to be corrected or replaced MA4 1 Ruler 2 Gap 3 No gap 4 Chain tilts E SPROCKET Check for extensive wear and replace it when the teeth are worn over 0 3mm MA5 1 Sprocket E SAW CHAIN WARNING It is very important for smooth and safe operation to keep the cutters always sharp Your cutters need to be sharpened when e Sawdust becomes powder like e You need extra force to saw in e The cut way does not go straight e Vibration increases e Fuel consumption increases Cutter setting standards WARNING Be sure to wear safety gloves Before filing e Make sure the saw chain is held securely e Make sure the engine is stopped Use a round file of proper size for your chain Chain type 90SG File size 5 32 in 4 0mm 9 Maintenance Place your file on the cutter and push straight forward Keep the file position as illustrated MA6 After every cutter has been set check the depth gauge and file it to the proper level as illustrated MA7 WARNING Be sure to round off the front edge to reduce the chance of kickback or tie strap breakage 1 Appropriate gauge checker 2 Make the shoulder round 3 Depth gauge standard Make sure every cutter has the same length and edge angles as illustrated MA8 4 Cutter length 5 Filing angle 6 Side plate angle 7 Top plate cu
15. e mixed oil e Unleaded gasoline is recommended to reduce the contamination of the air for the sake of your health and the environment Poor quality gasolines or oils may damage sealing rings fuel lines or fuel tank of the engine E HOW TO MIX FUEL IMPORTANT Pay attention to agitation 1 Measure out the quantities of gasoline and oil to be mixed 2 Put some of the gasoline into a clean approved fuel container 3 Pour in all of the oil and agitate well 4 Pour In the rest of gasoline and agitate 17 7 Fuel and chain oil again for at least one minute As some oils may be difficult to agitate depending on oil ingredients sufficient agitation is necessary for the engine to last long Be careful that if the agitation is insufficient there is an increased danger of early piston seizing due to abnormally lean mixture 5 Put a clear indication on the outside of the container to avoid mixing up with gasoline or other containers 6 Indicate the contents on outside of container for easy identification E FUELING THE UNIT 1 Untwist and remove the fuel cap Rest the cap on a dustless place 2 Put fuel into the fuel tank to 8096 of the full capacity 3 Fasten the fuel cap securely and wipe up any fuel spillage around the unit WARNING 1 Select bare ground for fueling 2 Move at least 10feet 3meters away from the fueling point before starting the engine 3 Stop the engine before refuel
16. e into contact with any obstacle when the engine starts 5 For safe operation Never place the throttle into the high speed position when starting the engine Dinh ay 3 After starting the engine check to make sure that the cutting attachment stops rotating when the throttle is moved fully back to its original position If it continues to rotate even after the throttle has been moved fully back turn off the engine and take the unit to your authorized Red Max servicing dealer for repair USING THE PRODUCT IMPORTANT Cut only materials recommended by the manufacturer And use only for tasks explained in the manual Grip the handles firmly with both hands using your whole hand Place your feet slightly apart slightly further apart than the width of your shoulders so that your weight is distributed evenly across both legs and always be sure to maintain a steady even posture while working Maintain the speed of the engine at the level required to perform cutting work and never raise the speed of the engine above the level necessary Never operate the pruner at an angle greater than 60 in order to reduce the risk of being struck by falling objects during operation If the unit start to shake or vibrate turn off the engine and check the whole unit Do not use it until the trouble has been properly corrected Keep all parts of your body away from rotating cutting attachment and h
17. ed To install the spark plug first turn the plug until it is finger tight then tighten it a quarter turn more with a socket wrench 87 104 in Ibs TIGHTENING TORQUE o5 44 3 Nm E MUFFLER AWARNING e Inspect periodically the muffler for loose fasteners any damage or corrosion If any sign of exhaust leakage is found stop using the machine and have it repaired immediately e Note that failing to do so may result in the engine catching on fire E SPARK ARRESTER e The muffler is equipped with a spark arrester to prevent red hot carbon from flying out of the exhaust outlet Periodically inspect and clean as necessary with a wire brush In the State of California it is required by law Section 4442 of the California Public Resources Code to equip a spark arrester when a gas powered tool is used in any forest covered brush covered or grass covered unimproved land MA13 1 spark arrester 9 Maintenance E INTAKE AIR COOLING VENT WARNING Never touch the cylinder muffler or spark plugs with your bare hands immediately after stopping the engine The engine can become very hot when in operation and doing so could result in severe burns When checking the machine to make sure that it is okay before using it check the area around the muffler and remove any wood chips or leaves which have attached themselves to the pole saw Failing to do so could cause the muffler to become overheated and that
18. h 8 Operation Adjust the pump as follows 1 Stop the engine and make sure the stop switch is in the OFF position 2 Place the unit on its side with the oil reservoir up OP7 1 Oil tank 2 Chain cover IMPORTANT The oil flow adjusting screw must be pressed in slightly in order to turn Failure to do so could damage the pump and screw 3 With a screwdriver push in on the oil flow rate adjusting screw and turn in the desired direction there are three incremental settings a Clockwise decrease lubrication b Counter clockwise increase lubrication c Middle B ADJUSTING THROTTLE CABLE e The normal play is 1 or 2mm when measured at the carburetor side end Readjust with the cable adjuster as required OP8 1 cable adjuster B ADJUSTING IDLING SPEED OP9 1 When the engine tends stop frequently at idling mode turn the adjusting screw clockwise 2 When the cutting head keeps rotating after releasing the trigger turn the adjusting screw counter clockwise 1 idle adjusting screw e Warm up the engine before adjusting the idling speed A WARNING e Always wear work gloves made of leather or some other sturdy material when using the polesaw e Falling branches may fall onto the face or into the eyes resulting in injuries scratches and cuts and for this reason you should always be sure to wear a helmet and face protector when using your polesaw 21 9 Maintenance Maintenance
19. he machine B WORKING CONDITION 1 When using the product you should wear proper clothing and protective equipment 1 Helmet 2 Ear protectors 3 Protection goggles or face protector 4 Thick work gloves 5 Non slip sole work boots 2 And you should carry with you 1 Attached tools and files 2 Properly reserved fuel 3 Spare guide bar and saw chain 4 Things to notify your working area rope warning signs 5 Whistle for collaboration or emergency 6 Hatchet or saw for removal of obstacles m Mm Mm 3 Do not wear loose clothing jewelry short trousers sandals or go barefoot Do not wear anything which might be caught by a moving part of the unit Secure hair so it is above shoulder length B WORKING CIRCUMSTANCE 1 Never start the engine inside a closed room or building Exhaust gases contain dangerous carbon monoxide 2 Never use the product a when the ground is slippery or when you can t maintain a steady posture 5 For safe operation b At night at times of heavy fog or at any other times when your field of vision might be limited and it would be difficult to gain a clear view of the working area c During rain storms during lightning storms at times of strong or gale force winds or at any other times when weather conditions might make it unsafe to use the product WORKING PLAN 1 You should never use the product when under the influence of alcohol when suffer
20. igid driveshaft Reduction FalO ee aot 0 94 Cutting head Guide bar Type OREGON DOUBLE GUARD 109666 do rice 12 300 in mm Saw chain Type iia OREGON 90SG44X pitch x 806 3 8x0 042 9 53x1 07 in mm Sprocket 7T Oil pump eM HH Plunger type Standard Accessories Shoulder SlIap Henne 1 pc Goggle X X 1 pc TOOL KIT mnt inertie AAA 1 pc Specifications are subject to change without notice 3 3 Warning labels on the machine 1 2 3 1 Read owner s manual before operating this machine 2 Wear head eye and ear protection 3 Handling this machine improperly could result in accidents causing serious injury or death Read this manual carefully and practice using the machine until you are fully acquainted with all operations and have learned to use it correctly 4 Keep all children bystanders and helpers 15 meters away from the machine IMPORTANT If warning label peel off or become soiled and impossible to read you should contact the dealer from which you purchased the product to order new labels and affix them in the required location s WARNING Never modify your machine We won t warrant the machine if you use the remodeled ma
21. ing from exhaustion or lack of sleep when suffering from drowsiness as a result of having taken cold medicine or at any other time when a possibility exists that your judgment might be impaired or that you might not be able to operate the product properly and in a safe manner When planning your work schedule allow plenty of time to rest Limit the amount of time over which the product is to be used continuously to somewhere around 30 40 minutes per session and take 10 20 minutes of rest between work sessions Also try to keep the total amount of work performed in a single day under 2 hours or less WARNING 1 If you don t observe the working time or working manner See MUSING THE PRODUCT Repetitive Stress Injury RSl could occur If you feel discomfort redness and swelling of your fingers or any other part of your body see a doctor before getting worse To avoid noise complaints in general operate product between 8a m and 5p m on weekdays and 9a m to 5p m weekends Check and follow the local regulations as to sound level and hours of operations for the product 5 For safe operation E BEFORE STARTING THE ENGINE 1 Make sure there is always good ventilation when operating the pruner Fumes from engine exhaust can cause serious injury or death Never run the engine indoors The area within a perimeter of 50 feet 15m of the person using the product should be considered a hazardous a
22. ing the unit At that time be sure to sufficiently agitate the mixed gasoline in the container FOR YOUR ENGINE LIFE AVOID 1 FUEL WITH NO OIL RAW GASOLINE It will cause severe damage to the internal engine parts very quickly 2 GASOHOL It can cause deterioration of rubber and or plastic parts and disruption of engine lubrication 3 OIL FOR 4 CYCLE ENGINE USE It can cause spark plug fouling exhaust port blocking or piston ring sticking 4 Mixed fuels which have been left unused for a period of one month or more may clog the carburetor and result in the engine failing to operate properly 18 5 n the case of storing the product for a long period of time clean the fuel tank after rendering it empty Next activate the engine and empty the carburetor of the composite fuel 6 In the case of scrapping the used mixed oil container scrap it only at an authorized repository site As lot details of quality assurance read the description in the section Limited Warranty carefully Moreover normal wear and change in product with no functional influence are not covered by the warranty Also be careful that if the usage in the instruction manual is not observed as to the mixed gasoline etc described therein it may not be covered by the warranty E CHAIN OIL Use motor oil SAE 10W 30 all year round or SAE 30 40 in summer and SAE 20 in winter Do not use waste or regenerated oil that can cause damage t
23. limitations relatives aux dommages incidents ou cons quents la limitation indiqu e ci dessus peut ne pas vous tre applicable Cette garantie vous donne des droits juridiques sp cifiques et vous pouvez galement jouir d autres droits variant d une province l autre Si vous d sirez obtenir des informations sur le centre de service le plus proche veuillez appeler KOMATSU ZENOAH AMERICA INC au 770 381 5147 Note importante vous recevrez une carte d enregistrement de garantie au moment de l achat Veuillez la remplir et l adresser RedMax KOMATSU ZENOAH AMERICA sous sept 7 jours en prenant soin de conserver une copie pour vous R KOMATSU ZENOAH AMERICA INC ax 4344 Shackleford Road Suite 500 Norcross Georgia 30093 CM KOMATSU ZENOAH AMERICA INC 4344 Shackleford Road Suite 500 Norcross Georgia 30093 Printed in Japan
24. ne According to these indications please be careful not to take a mistake a The port to refuel the MIX GASOLINE Position FUEL TANK CAP b The direction to close the choke Position AIR CLEANER COVER c The direction to open the choke Position AIR CLEANER COVER If you turn the rod by screwdriver follow the arrow to the MAX position the chain oil flow more and if you turn to the MIN position less Position Bottom of the GEAR CASE INFORMATION IMPORTANTE CONCERNANT LE MOTEUR CE MOTEUR EST CONFORME ALA REGLEMENTATION U S EPA 2005 POUR LES PETITS MOTEURS HORS ROUTE DUREE DE CONFORMITE CATEGORIE A TYPE DE MOTEUR 5KZXS 0254QR EM CYLINDREE DU MOTEUR 25cc SE REFERER AU MANUEL DE LUTILISATEUR POUR LES SPECIFICATIONS D ENTRETIEN ET LES REGLAGES FABRIQUE PAR o 2ENOAIA dE KOMATSU n CEET CO Made in Japan 5 For safe operation 1 Read this manual carefully until you completely understand and follow all safety and operating instructions Keep this manual handy so that you may refer to it later whenever any questions arise Also note if you have any questions which cannot be answered herein contact the dealer from whom you purchased the product Always be sure to include this manual when selling lending or otherwise transferring the ownership of this product Never allow children or anyone unable to fully understand the directions given in the manual to use t
25. ne unit Les pi ces en rapport avec les missions de gaz d chappement sont l assemblage carburateur l assemblage bobine le rotor la bougie le filtre air le filtre carburant la tubulure d admission et les joints Toutes les pieces autres que celles mentionn es ci dessus deux 2 ans d utilisation 90 jours pour la location compter de la date d achat initial La soci t par l interm diaire d un distributeur RedMax r parera ou remplacera toute s pi ce s sans frais et au b n fice de l acheteur original en prenant en charge les frais de pieces et ou de main d ceuvre Telles sont les limites de la garantie Le co t du transport de l unit jusqu au revendeur RedMax et depuis celui ci sera la charge de l acheteur L acheteur ne supportera pas le co t de main d oeuvre du diagnostic qui am ne la conclusion qu une piece garantie est d fectueuse si ce diagnostic est effectu chez le revendeur RedMax L acheteur ou propri taire a pour responsabilit d effectuer l entretien obligatoire tel que d fini par le fabricant dans le manuel du propri taire de l utilisateur Toute piece garantie dont le remplacement n est pas pr vu dans le cadre de l entretien obligatoire ou pour laquelle est seulement pr vue une inspection p riodique pour remplacement ou r paration si n cessaire sera garantie pour la p riode de garantie Toute pi ce garantie arriv e l ch ance de son premier remplacement pr vu sera gar
26. ner When carrying by hand the chain should be pointing backward Never transport the product over rough roads over long distances by vehicle without removing all fuel from the fuel tank If doing so fuel might leak from the tank during transport 5 For safe operation E KICKBACK AND PINCHING SAFETY PRECAUTIONS Beware of kickback Kickback can occur whenever the tip of the guide bar touches an object while the saw is operating Kickback may force the bar up and back toward the operator with lightning like speed Beware of pinching Pinching the saw along the tip of the guide bar may force the bar back rapidly toward the operator Pinching can occur whenever wood closes in around the moving chain WARNING Both kickback and pinching may cause you to lose control of the pole pruner which could result in serious personal injury Do not rely exclusively on the safety device built into the pruner You must take several steps to keep your jobs free from accident or injury 1 Understand kickback and pinching You can reduce or eliminate the element of surprise Sudden surprises contributes to accidents 2 Keep a firm grip on the pole pruner with both hands whenever the engine is running A firm grip will help you reduce the affects of kickback and pinching as well as maintain control of the machine 3 Make sure the area in which you are cutting is free from obstructions Do not let the nose of the
27. o the oil pump 8 Operation STARTING ENGINE WARNING The cutting head will start rotating upon the engine starts 1 Feed fuel and chain oil into their respective tanks and tighten the caps securely OP1 2 Rest the unit on a flat firm place Keep the cutting head off the ground and clear of surrounding objects as it will start rotating upon starting of the engine 3 Push the primer pump several times until overflown fuel flows out in the clear tube OP2 4 Move the choke lever to the closed position OP3 5 Set the ignition switch to the start position While pulling the throttle lever push the set button and release the throttle then the throttle lever is in to the start position OP4 6 While holding the unit firmly pull out the starter rope quickly until engine fires OP5 1 fuel 2 chain oil 3 choke lever 4 close b open 6 ignition switch 7 start 8 stop 9 throttle set button IMPORTANT e Avoid pulling the rope to its end or returning it by releasing the knob Such actions can cause starter failures 7 Move the choke lever downward to open the choke And restart engine OP3 8 Allow the engine to warm up for a several minutes before starting operation 1 When restarting the engine immediately after stopping it leave the choke open 2 Overchoking can make the engine hard to start due to excess fuel When the engine failed to start after several attempts open
28. ot surfaces Never touch the muffler spark plug or other metallic parts of the engine while the engine is in operation or immediately after shutting down the engine Doing so could result in serious burns or electrical shock 5 For safe operation IF SOMEONE COMES Guard against hazardous situations at all times Warn adults to keep pets and children away from the area Be careful if you are approached Injury may result from flying debris If someone calls out or otherwise interrupts you while working always be sure to turn off the engine before turning around E MAINTENANCE 1 In order to maintain your product in proper working order perform the maintenance and checking operations described in the manual at regular intervals Always be sure to turn off the engine before performing any maintenance or checking procedures AWARNING The metallic parts reach high temperatures immediately after stopping the engine 3 When replacing any part or when replacing the oil or any lubricant always be sure to use only RedMax products or products which have been certified by RedMax for use with the RedMax product In the event that any part must be replaced or any maintenance or repair work not described in this manual must be performed please contact a representative from the store nearest RedMax authorized servicing dealer for assistance Do not use any accessory or attachment other
29. parts list then use parts number described in the parts list 4 The contents described in the parts list may change due to improvement The parts for the machine shall be supplied seven 7 years after the machine is discontinued It is possible that some specific parts may be subject to change of their delivery term and list price within the limit of seven 7 years after the machine is discontinued It is also possible that some parts may be available even after the limit of seven 7 years APPLICABLE SERIAL NUMBERS Dec 2003 DRIVE UNIT 000000 andup CUTTING UNIT 000000 andup ENGINE UNIT 50100000 and up 12 Parts list Fig 1 DRIVE UNIT PSZ2500 S N 000000 and up Toa 12 14 PS 13 C ri 18 Fig 1 DRIVE UNIT PSZ2500 S N 000000 and up PIPE COMP T3002 12101 16 NAME PLATE 848 A52 90R3 MN O WN Fig 2 CUTTING UNIT PSZ2500 S N 000000 and up ONO WN SHAFT GRIP LEVER COMP e LEVER e CORD A e CORD B TUBE CABLE COMP HANGER ASSY e HANGER COMP e e HANGER CLAMP e e SLEEVE e SCREW 3520 12213 6442 11332 T3002 12202 6110 14412 T3002 12220 T3002 12230 T3002 12240 T3002 83100 6420 17300 6420 17400 9366 17110 9366 17120 6420 17410 0263 90525 GEAR CASE L COMP 848 A52 621 1 e BEARING GEAR CASE R COMP e BEARING BOLT FITTING SCREW tensioner NUT tensioner BOLT SIM BOLT CHAIN COVER NUT WARM GEAR OIL PUMP ASSY SCREW
30. re the unit indoor taking necessary measures for rust prevention 11 Troubleshooting guide Case 1 Starting failure CHECK fuel tank fuel filter carburetor adjustment screw sparking no spark spark plug i 1 Lol 4 PROBABLE CAUSES incorrect fuel fuel filter is clogged out of normal range spark plug is fouled wet plug gap is incorrect disconnected 1111 ACTION drain it and with correct fuel clean adjust to normal range clean dry correct GAP 0 6 0 7mm retighten Case 2 Engine starts but does not keep running Hard re starting CHECK fuel tank carburetor adjustment screw muffler cylinder exhaust port air cleaner cylinder fin fan cover i144 PROBABLE CAUSES incorrect fuel or staled fuel out of normal range carbon is built up clogged with dust clogged with dust EN EN zs ACTION drain it and with correct fuel adjust to normal range wipe away wash clean When your unit seems to need further service please consult with our RedMax service shop in your area 12 Parts list POLE SAW NOTE 1 Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and or replacement KOMATSU ZENOAH does not warrant the machines which have been damaged by the use of any parts other than those specified by the company When placing parts orders for repair and or replacement check if the model name and the serial number are applicable to those specified in the
31. rea into which no one should enter If necessary yellow warning rope warning signs should be placed around the perimeter of the area When work is to be performed simultaneously by two or more persons care should also be taken to constantly look around or otherwise check for the presence and locations of other people working so as to maintain a distance between each person sufficient to ensure safety Check the condition of working area to avoid any accident by hitting hidden obstacles such as stumps stones cans or broken grass IMPORTANT Hemove any obstacle before beginning work 4 Inspect the entire unit for loose fasteners and fuel leakage Make sure that the cutting attachment is properly installed and securely fastened Always use the shoulder strap Adjust the strap for comfort before starting the engine The strap should be adjusted to fit your body according as your working posture E STARTING THE ENGINE 1 2 Keep bystanders and animals at least 50feet 15m away from the operating point If you are approached immediately stop the engine The product is equipped with a centrifugal clutch mechanism so the cutting attachment begins to rotate as soon as the engine is started by putting the throttle into the start position When starting the engine place the product onto the ground in a flat clear area and hold it firmly in place so as to ensure that neither the cutting part nor the throttle com
32. replacement or repair of the emission control device and systems may be performed by any non road engine repair establishment or individual E MAINTENANCE CHART every every every 100 system compornent procedure before hours hours hours note use after fuel leaks fuel spillage wipe out fuel tank air filter fuel filter inspect clean replace if necessary see BADJUSTING V replace carburetor ste IDLING SPEED p 21 if necessary clean and readjust GAP 025in 0 6 0 7mm spark plug plug gap replace if necessary cylinder fins intake air cooling vent clean muffler spark arrester cylinder exhaust port clean throttle lever ignition switch check operation gear case grease screws nuts bolts tighten replace oiling port sprocket inspect replace KI saw chain inspect sharp E OILING PORT Dismount the guide bar and check the oiling port for clogging MA1 not adjusting screws CUTTING UNIT SHAFT 1 Oiling port MA2 E GUIDE BAR Hemove sawdust in the bar groove and the oiling port MA2 1 2 1 Groove 2 Oiling port Type Sprocket nose Grease the nose sprocket from the feeding port on the tip of the bar MA3 1 Grease port 2 Sprocket 9 Maintenance The bar rail should always be a square Check for wear of the bar rail Apply a ruler to the bar and the outside of a cutter If a gap is observe
33. than those bearing the RedMax mark and recommended for the unit Under no circumstances should you ever take apart the product or alter it in any way Doing so might result in the product becoming damaged during operation or the product becoming unable to operate properly 5 For safe operation E HANDLING FUEL 1 The engine of the RedMax product is designed to run on a mixed fuel which contains highly flammable gasoline Never store cans of fuel or refill the tank of the unit in any place where there is a boiler stove wood fire electrical sparks welding sparks or any other source of heat or fire which might ignite the fuel Never smoke while operating the unit or refilling its fuel tank When refilling the tank always turn off the engine and allow it to cool down Take a careful look around to make sure that there are no sparks or open flames anywhere nearby before refueling Wipe spilled fuel completely using a dry rag if any fuel spillage occurs during refueling After refueling screw the fuel cap back tightly onto the fuel tank and then carry the unit to a spot 10 feet 3 m or more away from where it was refueled before turning on the engine E TRANSPORTATION 1 Never transport the pruner nor set it down with the engine running An engine that s running could be accidently accelerated causing the chain to rotate Make sure the scabbard is in place when transporting the pru
34. the choke and repeat pulling the rope or remove the spark plug and dry it 8 Operation STOPPING ENGINE OP4 1 Release the throttle lever and run the engine for a half minute 2 Shift the ignition switch to the STOP position IMPORTANT e Except for an emergency avoid stopping the engine while pulling the throttle lever E CHECKING OIL SUPPLY After starting the engine run the chain at medium speed and see if chain oil is scattered off as shown in the figure OP6 1 Chain oil EF NOTE The oil reservoir has a capacity sufficient to provide about 40 minutes of cutting time when set to deliver the minimum flow rate or about as long as you ll get from a tank of fuel Be sure to refill the oil tank every time when refueling the saw ADJUSTING OIL FLOW RATE AWARNING Never fill the oil reservoir nor adjust the oiler with the engine running O IMPORTANT An increase in bar oil flow rate will speed oil consumption requiring more frequent checks on the oil reservoir To ensure sufficient lubrication It may be necessary to check the oil level more frequently than at fuel tank refills The guide bar and chain are lubricated automatically by a pump that operates whenever the chain rotates The pump is set at the factory to deliver a minimum flow rate but it can be adjusted in the field A temporary increase in oil flow is often desirable when cutting things like hardwood or wood with a lot of pitc
35. this in turn could cause the engine to catch on fire Always make sure that the muffler is clean and free of wood chips leaves and other waste before use Check the intake air cooling vent and the area around the cylinder cooling fins after every 25 hours of use for blockage and remove any waste which has attached itself to the pole saw Note that it is necessary to remove the engine cover shown in MA14 in order to be able to view the upper part of the cylinder IMPORTANT If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins it may cause the engine to overheat and that in turn may cause mechanical failure on the part of the pole saw MA14 1 cylinder 2 intake air cooling vent back EH PROCEDURES TO BE PERFORMED AFTER EVERY 100 HOURS OF USE Remove the muffler insert a screwdriver into the vent and wipe away any carbon buildup Wipe away any carbon buildup on the muffler exhaust vent and cylinder exhaust port at the same time MA15 Tighten all screws bolts and fittings Check to see if any oil or grease has worked its way in between the clutch lining and drum and if it has wipe it away using oil free lead free gasoline 27 10 Storage e Aged fuel is one of major causes of engine starting failure Before storing the unit empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor Sto
36. tting angle 9 Maintenance E GEAR CASE The reduction gears are lubricated by multipurpose lithium based grease in the gearcase Supply new grease every 25 hours of use or more often depending on the job condition When adding lubricant use a grease gun to insert lubricant into the three grease nipples located on the gear case MA9 1 Grease fitting WARNING e Make sure that the engine has stopped and is cool before performing any service to the machine Contact with moving cutting head or hot muffler may result in a personal injury E AIR FILTER The air filter if clogged will reduce the engine performance Check and clean the filter element in warm soapy water as required Dry completely before installing If the element is broken or shrunk replace with a new one MA10 1 air filter E FUEL FILTER e When the engine runs short of fuel supply check the fuel cap and the fuel filter for blockage MA11 1 fuel filter 9 Maintenance E SPARK PLUG e Starting failure and mis firing are often caused by a fouled spark plug Clean the spark plug and check that the plug gap is in the correct range For a replacement plug use the correct type 025 in specified by RedMax MA12 0 655mm e REPLACEMENT PLUG IS A NGK CMR7A IMPORTANT e Note that using any spark plug other than those designated may result in the engine failing to operate properly or in the engine becoming overheated and damag
37. ture slide clamp up or down until unit balances and the strap fits your body 7 Fuel and chain oil E RECOMMENDED MIXING RATIO WARNING GASOLINE 50 OIL 1 e Gasoline is very flammable Avoid MED aa smoking or bringing any flame or 90 sparks near fuel Make sure to stop the GASOLINE gal engine and allow it cool before 2 CYCLE OIL fl oz refueling the unit Select outdoor bare ground for fueling and move at least GASOLINE liter 3m 10ft away from the fueling point 2 CYCLE OIL ml 20 40 60 80 100 before starting the engine e Exhaust emission are controlled by the fundamental engine parameters and components eq carburation ignition timing and port timing without addition of any major hardware or the introduction of an inert material during combustion e These engines are certified to operate on unleaded gasoline e The RedMax engines are lubricated by oil Make sure to use gasoline with a specially formulated for air cooled 2 cycle minimum octane number of 89 RON gasoline engine use If RedMax oil is not USA Canada 87AL available use an anti oxidant added e If you use a gasoline of a lower octane quality oil expressly labeled for air cooled value than prescribed there is a danger 2 cycle engine use JASO FC GRADE that the engine temperature may rise and OIL or ISO EGC GRADE an engine problem such as piston seizing Do not use or TCW 2 stroke water may consequently occur cooling typ
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