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Harbor Freight Tools 280cc Product manual

1. Lead from lead based paints Crystalline silica from bricks and cement or other masonry products e Arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles California Health amp Safety Code 25249 5 et seq This product contains or when used produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm California Health amp Safety Code 25249 5 et seq When spills of fuel or oil occur they must be cleaned up immediately Dispose of fluids and cleaning materials as per any local state or federal codes and regulations Store oil rags in a bottom ventilated covered metal container Keep hands and feet away from moving parts Do not reach over or across equipment while operating Before use check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the equipment s operation If damaged have the equipment serviced before using Many accidents are caused by poorly maintained equipment Use the correct equipment for the application Do not modify the equipment and do not use the equipment for a purpose for which it is not
2. 10 ethanol E15 E20 E85 etc Do not exceed equipment s load rating Have qualified technician diagnose and service engine Fill fuel tank with fresh 87 octane unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Use cold weather fuel and oil additives to prevent backfiring diagnose and service engine MAINTENANCE Page 15 2 2 m gt Z 9 m Warranty Information Limited 90 Day Warranty Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase This warranty does not apply to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTAB
3. 2 9 Bolt Cylinder Head 4 Part Description _ Qty 60 Starter Asm Recoil 1 66 Bott 0000 8 68 Gasket AirCleaner 1 69 Gasket Carburetor 1 Record Product s Serial Number Here Note If product has no serial number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts Page 18 For technical questions please call 1 800 520 0882 Part Description _ Qty 80 Gasket Exhaust Outlet 1 86 Shroud Muffler 1 89 Strainer Fuel tt 90 Cover FuelTank_ 1 96 Valve OneWay 1 98 Hose AirCleanerRubber 1 99 Collector Vapor _ 1 28006 Engine weibeig Ajquessy 54 gl Sa MAINTENANCE 280cc Engine For technical questions please call 1 800 520 0882 Page 19 Mounting Hole Diagram Note Not to scale 7 7 in 195 5mm 4 13 in 105mm WWG G6 Ul 6 WLUG Z8 Gee Power Take Off Diagram Note Not to scale is Z 4 SJ Sr 93 48 in 88 5mm 92 2 56mm in 25 4mm F E a CAE WAG om CLAN N Sy N PREDATOR ENGINES 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 520 088
4. 58 and Hex Nuts 5 the parts listed refer to Assembly Diagram Note Do not tighten Bolts 58 and Nuts 5 near the end of this manual JAA8 1 Secure Wheels 1 onto Right Wheel Frame 7a with two Hex Bolts M20x100 6 and Hex Nuts M20 2 Attach Right Wheel Frame Round Post 20 and the Round Clamp 10 with two Hex Bolts M12x80 8 and Hex Nuts M12 9 Note Do not tighten Bolts 8 and Nuts 9 20n F Figure B Left Wheel Frame 3 Slide the Round Post 20 into the Blade Guard 50 as shown below Adjust the bolts until Blade Guard 10 Figure A Right Wheel Frame 2 Secure Wheels 1 onto Left Wheel Frame 3a with two Hex Bolts M20x100 6 and Hex Nuts M20 2 Then attach Left Wheel Frame Square Post 48 and Square Clamp 4 Page 6 For technical questions please call 1 800 520 0882 ITEM 61712 can move smoothly on the round post Then secure it in place with the Right Lock Handle 59 Post 20 Blade Right Lock Handle 59 Figure C Right Lock Handle 4 Slide the Square Post 48 into the Blade Guard as shown below Adjust the bolts until it can move smoothly on the square post Then secure it in place with the Left Lock Handle 54 Left Lock Handle 54 p Square Blade Post Guard 50 48 Figure D Left Lock Handle f 5 LBP did below Track must be 0 04 finishes cut at this end ITEM 61712 For technical questions
5. Correct spark plug gap Replace spark plug cap Have qualified technician diagnose repair ignition system COMPRESSION RELATED 1 Cylinder not lubricated Problem after long storage periods Loose or broken spark plug Hissing noise will occur when trying to start Loose cylinder head or damaged head gasket Hissing noise will occur when trying to start Engine valves or tappets mis adjusted or stuck COMPRESSION RELATED 1 Pour tablespoon of oil into spark plug hole Crank engine a few times and try to start again Tighten spark plug If that does not work replace spark plug If problem persists may have head gasket problem see 3 Tighten head If that does not remedy problem replace head gasket Have qualified technician diagnose repair ignition system Follow all safety precautions whenever diagnosing or servicing the equipment or engine Page 14 For technical questions please call 1 800 520 0882 280cc Engine Possible Causes Probable Solutions Engine misfires Engine stops suddenly Engine stops when under heavy load Engine knocks Engine backfires Follow all safety precautions whenever diagnosing or servicing the equipment or engine 280cc Engine 1 Spark plug cap loose 2 Incorrect spark plug gap or damaged spark plug 3 Defective spark plug cap 4 Old or low quality gasoline 5 Incorrect compression Low oil shutdo
6. gt fp 27 77 Check and clean spark plug Check adjust idle speed Check adjust valve clearance Clean fuel tank strainer and carburetor Clean carbon build up from combustion chamber Replace fuel line if necessary 00 Service more frequently when used in dusty areas These items should be serviced by a qualified technician MAINTENANCE 280cc Engine For technical questions please call 1 800 520 0882 Page 11 2 2 m gt Z 9 m Maintenance Procedures A A Many maintenance procedures including SR n maintenance procedures including any not detailed in this manual will need to be performed by a qualified technician for safety If you have any doubts about your ability to safely service the equipment or engine have a qualified technician service the equipment instead Fill the fuel tank in a well ventilated area Checking and Filling Fuel away from ignition sources If the engine is hot from use shut the engine off and wait AAWARNING TO PREVENT SERIOUS for it to cool before adding fuel INJURY FROM FIRE Do not smoke 1 Clean the Fuel Cap and the area around it 2 Unscrew and remove the Fuel Cap 3 If needed fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with 87 octane unleaded gasoline Note Do not use gasoline containing more than 10 ethanol E10 Do not use E85 ethanol Note Do not use gasoline that has been stor
7. piece of equipment may become hazardous when used on another piece of equipment Do not operate in explosive atmospheres such as in the presence of flammable liquids gases or dust Gasoline powered engines may ignite the dust or fumes Stay alert watch what you are doing and use common sense when operating this piece of equipment Do not use this piece of equipment while tired or under the influence of drugs alcohol or medication Do not overreach Keep proper footing and balance at all times This enables better control of the equipment in unexpected situations Dress properly Do not wear loose clothing or jewelry Keep hair clothing and gloves away from moving parts Loose clothes jewelry or long hair can be caught in moving parts Parts especially exhaust system components get very hot during use Stay clear of hot parts Do not cover the engine or equipment during operation Keep the equipment engine and surrounding area clean at all times Use the equipment accessories etc in accordance with these instructions and in the manner intended for the particular type of equipment taking into account the working conditions and the work to be performed Use of the equipment for operations different from those intended could result in a hazardous situation Do not operate the equipment with known leaks in the engine s fuel system This product contains or when used produces a chemical known to the State
8. Control Lever to SLOW the turtle b Turn the Engine Switch off c Close the Fuel Valve Page 10 For technical questions please call 1 800 520 0882 280cc Engine Service AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL STARTING Turn the Power Switch of the equipment to its OFF position wait for the engine to cool and disconnect the spark plug cap before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY FROM EQUIPMENT FAILURE Do not use damaged equipment If abnormal noise vibration or excess smoking occurs have the problem corrected before further use Follow all service instructions in this manual The engine may fail critically if not serviced properly Cleaning Maintenance and Lubrication Schedule Note This maintenance schedule is intended solely as a general guide If performance decreases or if equipment operates unusually check systems immediately The maintenance needs of each piece of equipment will differ depending on factors such as duty cycle temperature air quality fuel quality and other factors Note The following procedures are in addition to the regular checks and maintenance explained as part of the regular operation of the engine and equipment 2 hr 7 use hr use 60006 vt v v tv ae Checkaircleaner OM TE Check TT gt
9. Gasoline with more than 10 ethanol used E15 E20 E85 etc Low quality or deteriorated old gasoline Carburetor not primed Dirty fuel passageways Carburetor needle stuck Fuel can be smelled in the air Too much fuel in chamber This can be caused by the carburetor needle sticking 9 Clogged Fuel Filter FUEL RELATED Fill fuel tank and open fuel valve Move Choke to CHOKE position Clean out ethanol rich gasoline from fuel system Replace components damaged by ethanol Use fresh 87 octane unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Use fresh 87 octane unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Pull on Starter Handle to prime Clean out passageways using fuel additive Heavy deposits may require further cleaning Gently tap side of carburetor float chamber with screwdriver handle Turn Choke to RUN position Remove spark plug and pull the start handle several times to air out the chamber Reinstall spark plug and set Choke to CHOKE position 9 Replace Fuel Filter IGNITION SPARK RELATED 1 Spark plug electrode wet or dirty Incorrect spark plug gap Spark plug cap broken Incorrect spark timing or Spark plug cap not connected securely faulty ignition system IGNITION SPARK RELATED 1 Connect spark plug cap properly Clean spark plug
10. Injury Wear ANSI approved safety goggles with side shields Read the manual before set up and or use WARNING marking concerning Risk of Hearing Loss Wear hearing protection will result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided could result in minor or moderate injury SAFETY Addresses practices not related to personal injury Property or Statement WARNING marking concerning Risk of Respiratory Injury Operate engine OUTSIDE and far away from windows doors and vents WARNING marking concerning Risk of Fire while handling fuel Do not smoke while handling fuel WARNING marking concerning Risk of Fire Do not refuel while operating Keep flammable objects away from engine IMPORTANT SAFETY INSTRUCTIONS WARNING Read all instructions Failure to follow all instructions listed below may result in fire serious injury and or DEATH The warnings and precautions discussed in this manual cannot cover all possible conditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SAVE THESE INSTRUCTIONS Set up Precautions 1 Gasoline fuel and fumes are flammable and potentially explosive Use proper fuel storage and handling procedu
11. Maintain labels and nameplates on the equipment room for the fuel to expand as needed These carry important information If unreadable or missing contact Harbor Freight Tools for a replacement A SAVE THESE INSTRUCTIONS d Refuel in a well ventilated area only CENTRAL CS MACHINERY ITEM 61712 For technical questions please call 1 800 520 0882 Page 5 Specifications m e 87 octane unleaded Type Fuel gasoline Capacity 1 Gallon Cutting Thickness 4 1 2 Maximum Coolant Tank Capacity 4 2 Quarts Cutting Length 9 2 Maximum 110 Plade speed ofS PM Note Engine specifications are found in the engine manual supplied with this equipment Assembly Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product AWARNING TO PREVENT SERIOUS INJURY Operate only with proper spark arrestor installed Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements gt 7 0 m ey lt TO PREVENT SERIOUS INJURY The Saw Mill is dangerous when assembled incorrectly If you do not feel completely comfortable assembling it then have a qualified technician assemble it Note For additional information regarding with two Hex Bolts
12. continuing improvements actual product may differ slightly from the product described herein SAVE THIS MANUAL Tools required for assembly and service may not be included Table of Contents Ma INGEN ANCE iii ccsvcscceectenicdessuetiadeddecevseiteccstes 11 2 000 Safely ane teen ee itht ee eee 3 Troubleshooting 14 SeU o A 6 Warranty Information saaeeeee 16 Parts List and Diagram eeeeeeee 18 8 7 wn gt m lt Specifications 10W 30 above 32 F Engine Oil Den 5W30 at 32 F or below Capacity 1 16 Quart Run Time 50 Load Sound Level 106 dB Bore x Stroke 78 mm x 58 mm Compression Ratio Rotation viewed from PTO power takeoff the output shaft Counterclockwise Shaft 1 x 3 5 Shaft Keyway 1 4 6 3 mm End Tapped 7 16 20 Type F6TC Torch Gap 0 7 0 8 mm 2 Valve Clearance ntake 0 10 0 15 mm Exhaust 0 15 0 20 mm 1 800 5 50 RPM Page 2 For technical questions please call 1 800 520 0882 280cc Engine WARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death Indicates a hazardous situation which if not avoided A DANGER AWARNING ACAUTION NOTICE CAUTION Symbol Definitions Symbol Property or Statement RPM Revolutions Per Minute He ieee 7 WARNING marking concerning Risk of Eye
13. death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS CENTRAL CS MACHINERY To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of our warranty then you must bear the cost of returning the product This warranty gives you specific legal rights and you may also have other rights which vary from state to state 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 444 3353 MAINTENANCE ITEM 61712 For technical questions please call 1 800 520 0882 Page 19 CENTRAL CS MACHINERY POWERED BY PREDATOR ENGINES 3491 Mission Oaks Blvd g
14. intended ITEM 61712 Service Precautions 1 Before service maintenance or cleaning 6 Have the equipment serviced by a qualified repair person using only identical replacement parts a Turn the engine switch to its OFF position 9 p This will ensure that the safety of the equipment b Allow the engine to completely cool is maintained Do not attempt any service or c Then remove the spark plug wire s maintenance procedures not explained in this from the spark plug s manual or any procedures that you are uncertain about your ability to perform safely or correctly 2 Keep all safety guards in place and in proper working order Safety guards include 7 Store equipment out of the reach of children muffler air cleaner mechanical guards and heat shields among other guards SAFETY 8 Follow scheduled engine and equipment maintenance 3 Do not alter or adjust any part of the equipment or its engine that is sealed by the 9 Refueling manufacturer or distributor Only a qualified a Do not smoke or allow sparks flames service technician may adjust parts that may or other sources of ignition around the increase or decrease governed engine speed equipment especially when refuelling b Do not refill the fuel tank while the 4 Wear ANSI approved safety goggles heavy duty nging is ninningar hol work gloves and dust mask respirator during service c Do not fill fuel tank to the top Leave a little 5
15. not clean using water The water will gradually enter the engine and cause rust damage Apply a thin coat of rust preventive oil to all metal parts 2 FUEL Awarninc TO PREVENT SERIOUS INJURY FROM FIRE Drain the fuel tank in a well ventilated area away from ignition sources If the engine is hot from use shut the engine off and wait for it to cool before draining fuel Do not smoke a Place a funnel leading to a proper gasoline container below the carburetor b Remove the drain bolt from the bottom of the carburetor bowl and allow the fuel to drain c Remove the small sediment cup next to the bowl and allow the fuel to drain from there as well NOTICE Recommended Spark Plugs F6TC Torch Using an incorrect spark plug may damage the engine 4 When installing a new spark plug adjust the plug s gap to the specification on the Specifications chart Do not pry against the electrode the spark plug can be damaged 5 Install the new spark plug or the cleaned spark plug into the engine Gasket style Finger tighten until the gasket contacts the cylinder head then about 1 2 2 3 turn more Non gasket style Finger tighten until the plug contacts the head then about 1 16 turn more NOTICE Tighten the spark plug properly If loose the spark plug will cause the engine to overheat If overtightened the threads in the engine block will be damaged 6 Apply dielectric spark plug boot protector not included
16. please call 1 800 520 0882 6 Use the Bolts 22 and Nuts 25 to fasten the End Stops 79 to the Track Sections as shown below 7 Use the Flange Bolts 77 and Flange Nuts 84 to fasten the Center Support 90a and Middle Supports 81a to the Track Sections 78 92 as shown below NOTE The Track 78 and Track 92 must be aligned not only on the top surface but also on the side surface The gap between these two parts must be small If the top surface of the Tracks are not aligned use a grinder or file not included to smooth them out 8 Install the Rocker Tube 88 and Round Tube 85 assembly as shown below Figure F Rocker Tube 9 Place the carriage onto the track Saw mill starts cut from this end 92 Figure E Track Assembly Page 7 4 a LLI N 0 lt 10 Place the Top Frame 23 on the Posts 20 48 15 Thread the Cable Anchor Bolts 46 into _ the Blade Guard 50 as shown below Figure G Top Frame 11 Secure the two Bolts 22 attaching the Top Frame 23 to the Round Post 20 as shown below Figure K Cable Anchor Bolt Locations 16 Route Cables as shown below Hook the loops around the two posts on the back of the External Tube 34 The lower cable attaches to the lower post Adjust the Cable Anchor Bolts 46 until the two cables are equal gt 0 ey m E gt Figure H Top Frame Bolts 12 Attach the Top Frame 23 to
17. the separate engine manual provided with the engine b Inspect the equipment and engine c Fill the engine with the proper amount and type of fuel and oil d Read the Equipment Operation section that follows Start and operate the engine according to the provided engine manual Replacement engine operating instructions can be obtained from the engine manufacturer Choose the Short Log Supports 91 or the Long Log Supports 82 according to the lumber diameter Place the lumber to be cut on the Supports See picture below Brace the lumber against the Log Supports 82 91 to prevent movement during milling The lumber should be positioned so that the force of cutting holds it against the supports 4 i Clamp Lumber Here r Pi Lumber on T 0 Zo wet 2 Figure R Lumber Position Clamp the lumber in place against the Log Supports 82 91 using the Log Clamp 89 in the location shown above Position the Log Clamp is below the level of the blade Tighten all Bolts and T Handles on the Log Clamp 89 and the Log Supports 82 91 Verify that they are securely in place before proceeding ITEM 61712 11 Align the Blade with the top of the lumber loosen the Scale Knob and adjust the Scale Pointer to point at 0 on the Scale Tighten the Scale Pointer Knob Scale Height Adjustment Handle 30 3 Scale Pointer F Knob Scale Figure S Scale and Scale Pointer 12 Release bo
18. to the end of the spark plug and reattach the wire securely d Open the fuel valve After all fuel has drained reinstall the drain bolt and sediment cup Tighten securely 3 LUBRICATION a Change engine oil b Clean out area around spark plug Remove spark plug and pour one tablespoon of engine oil into cylinder through spark plug hole c Replace spark plug but leave spark plug cap disconnected d Pull Starter Handle to distribute oil in cylinder Stop after one or two revolutions when you feel the piston start the compression stroke when you start to feel resistance STORAGE AREA Cover and store in a dry level well ventilated area out of reach of children Storage area should also be away from ignition sources such as water heaters clothes dryers and furnaces 5 AFTER STORAGE Before starting the engine after storage keep in mind that untreated gasoline will deteriorate quickly Drain the fuel tank and change to fresh fuel if untreated gasoline has been sitting for a month if treated gasoline has been sitting beyond the fuel stabilizer s recommended time period or if the engine does not start MAINTENANCE 280cc Engine For technical questions please call 1 800 520 0882 Page 13 2 2 m gt Z 0 m Troubleshooting Possible Causes Probable Solutions Engine will not start FUEL RELATED No fuel in tank or fuel valve closed Choke not in CHOKE position cold engine
19. 2 www harborfreight com
20. 6 26 2 27 28 29 30 31 3 32 33 1 34 1 35 5 36 3 37 3 Qty a Lat TE 6 4 5 6 a 9 21 3 2 5 jt 1 12 1 9 36 2 3 For technical questions please call 1 800 520 0882 Parts List and Diagrams Parts List Part Description Qty 55 HexBoltM8x45 60 HexBoltM10x25_ 2 2 67 1 4 2 1 1 1 28 80a 81a 2 2 2 32 1 86a 1 87 88 Rocker Tube 89 LogClamp Et 908 Center Suppot 1 96 Swith J 1 98 SpringWasher10 2 99 HexNutM10 4 0 1 3 5 6 7 8 9 7 7 72 7 74 7 7 7 7 7 2 4 8 83 8 85 ITEM 61712 Assembly Diagram SO Qe 5 6 E gt PTX A T A 6 K gt N Page 15 please call 1 800 520 0882 For technical questions ITEM 61712 Assembly Diagram continued 2 2 m gt Z 9 m Page 16 For technical questions please call 1 800 520 0882 ITEM 61712 Assembly Diagram continued MAINTENANCE ITEM 61712 For technical questions please call 1 800 520 0882 Page 17 2 2 m gt Z 9 m PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY
21. FT may deny you warranty coverage if your engine or a part has failed due to abuse neglect improper maintenance or unapproved modifications You are responsible for shipping your engine to a HFT warranty station as soon as a problem exists Contact the HFT Customer Service department at the number below to make shipping arrangements The warranty repairs should be completed in a reasonable amount of time not to exceed 30 days If you have any questions regarding your warranty rights and responsibilities you should contact the Harbor Freight Tools Customer Service Department at 1 800 520 0882 Harbor Freight Tools Emission Control Defects Warranty Provisions 1 Length of Coverage HFT warrants to a first retail purchaser and each subsequent purchaser that the engine is free from defects in materials and workmanship that cause the failure of warranted parts for a period of two 2 years after the date of delivery to the first retail purchaser 2 No Charge Repair or Replacement Repair or replacement of any warranted part will be performed at no charge to the owner if the work is performed through a warranty station authorized by HFT For emissions warranty service contact the HFT Customer Service Department at 1 800 520 0882 3 Consequential Damages Coverage Coverage under this warranty shall also extend to the failure of any engine components caused by the failure of any warranted part while it is still covered under this w
22. ILITY AND FITNESS Page 16 For technical questions please call 1 800 520 0882 To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of our warranty then you must bear the cost of returning the product This warranty gives you specific legal rights and you may also have other rights which vary from state to state 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 520 0882 280cc Engine Emission Control System Warranty United States Emission Control Defects 4 Warranty Statement The United States Environmental Protection Agency herein EPA and Harbor Freight Tools herein HFT are pleased to explain the emission control system warranty on your 2013 and later Small Off Road Engine herein engine Within the United States new off road spark ignition engines certified for model year 2013 and later must be designed built and equipped to meet the stringent anti smog standards set forth by the EPA HFT mu
23. ITEM 61712 Keep children away from the equipment especially while it is operating Do not leave the equipment unattended when it is running Turn off the equipment and remove safety keys if available before leaving the work area Wear ANSl approved safety glasses hearing protection and NIOSH approved dust mask respirator under a full face shield during use Wear heavy duty work gloves when handling the blade People with pacemakers should consult their physician s before use Electromagnetic fields in close proximity to a heart pacemaker could cause pacemaker interference or pacemaker failure Caution is necessary when near the engine s magneto or recoil starter Use only accessories that are recommended by Harbor Freight Tools for your model Accessories that may be suitable for one piece of equipment may become hazardous when used on another piece of equipment For technical questions please call 1 800 520 0882 Page 3 wn gt m m lt 10 11 12 13 14 15 16 17 Page 4 Do not operate in explosive atmospheres such as in the presence of flammable liquids gases or dust Gasoline powered engines may ignite the dust or fumes Stay alert watch what you are doing and use common sense when operating this piece of equipment Do not use this piece of equipment while tired or under the influence of drugs alcohol or medication Do not overreach Keep proper footing and balan
24. KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO Record Product s Serial Number Here Note f product has no serial number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts CENTRAL CS MACHINERY Page 18 For technical questions please call 1 800 520 0882 ITEM 61712 Limited 90 Day Warranty Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase This warranty does not apply to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for
25. Owner s Manual amp Safety Instructions Save This Manual Keep this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures Write the product s serial number in the back of the manual near the assembly diagram or month and year of purchase if product has no number Keep this manual and the receipt in a safe and dry place for future reference MACHINERY POWERED BY PREDATOR 22000 SAW MILL A DANGER Using an engine indoors CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell g gt NEVER use inside Only use OUTSIDE a home or garage and far away from EVEN IF doors and windows doors windows are open and vents Visit our website at http www harborfreight com Email our technical support at tech harborfreight com ITEM 61712 or engine technical support at predator harborfreight com When unpacking make sure that the product is intact and undamaged If any engine parts are missing or broken please call 1 800 520 0882 engine parts or AWARN N G 1 800 444 3353 other parts as soon as possible Copyright 2013 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in Read this material before using this product any shape or form without the express written consent of Harbor Freight Tools Failure to do so can result in se
26. after use Wait for the engine to cool clean external parts with clean cloth then store the equipment out of children s reach according to the Storage instructions in this manual Page 11 Z O 5 lt 4 Lu ou O 2 2 m gt Z 9 m AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL STARTING Turn the Power Switch of the equipment to its OFF position wait for the engine to cool and disconnect the spark plug wire s before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY FROM EQUIPMENT FAILURE Do not use damaged equipment If abnormal noise vibration or excess smoking occurs have the problem corrected before further use Maintenance Procedures performed by a qualified technician for safety If you have any doubts about your ability to safely Many maintenance procedures including those not detailed in this manual will need to be service the equipment or engine have a qualified technician service the equipment instead Note These procedures are in addition to the regular checks and maintenance explained as part of the regular operation of the engine and equipment Engine Maintenance and Service Equipment Lubrication Follow the instructions found in the 1 Lubricate the Bandwheel Axles and Square and included engine manual Round Posts with machine oil before each use 2 Lubricate the Tension Handle with grease monthly Storage 1 Wait for e
27. als near the engine Only use a suitable means of transport and lifting devices with sufficient weight bearing capacity when transporting the Engine Secure the Engine on transport vehicles to prevent the tool from rolling slipping and tilting Industrial applications must follow OSHA requirements Do not leave the equipment unattended when it is running Turn off the equipment and remove safety keys if available before leaving the work area Engine can produce high noise levels Prolonged exposure to noise levels above 85 dBA is hazardous to hearing Always wear ear protection when operating or working around the gas engine while it is operating 6 12 13 14 15 16 17 18 19 20 21 22 23 24 For technical questions please call 1 800 520 0882 Use only lubricants and fuel recommended in the Specifications chart of this manual Wear ANSI approved safety glasses hearing protection and NIOSH approved dust mask respirator under a full face shield along with steel toed work boots during use People with pacemakers should consult their physician s before use Electromagnetic fields in close proximity to a heart pacemaker could cause pacemaker interference or pacemaker failure Caution is necessary when near the engine s magneto or recoil starter Use only accessories that are recommended by Harbor Freight Tools for your model Accessories that may be suitable for one
28. arranty 280cc Engine For technical questions please call 1 800 520 0882 Coverage Exclusions Warranty claims shall be filed in accordance with the provisions of the HFT warranty policy explained in the box at the top of the previous page HFT shall not be liable for any loss of use of the engine for any alternative usage for any damage to goods loss of time or inconvenience Warranty coverage shall also be excluded for any part which fails malfunctions or is damaged due to failure to follow the maintenance and operating instructions set forth in the Owner s Manual including but not limited to a Use of parts which are not authorized by HFT b Improper installation adjustment or repair of the engine or of any warranted part unless performed by an authorized warranty center c Failure to follow recommendations on fuel use contained in the Owner s Manual d Improper or inadequate maintenance of any warranted parts e Repairs performed outside of the authorized warranty service dealers f Alterations by changing adding to or removing parts from the engine Service and Maintenance Component parts which are not scheduled for replacement as required maintenance or are scheduled only for regular inspection to the effect of repair or replace as necessary are warranted for the warranty period Any warranted part which is scheduled for replacement as required maintenance is warranted for the period of time up
29. ce at all times This enables better control of the equipment in unexpected situations Dress properly Do not wear loose clothing or jewelry Keep hair clothing and gloves away from moving parts Loose clothes jewelry or long hair can be caught in moving parts Parts especially exhaust system components get very hot during use Stay clear of hot parts Do not cover the engine or equipment during operation Keep the equipment engine and surrounding area clean at all times Use the equipment accessories etc in accordance with these instructions and in the manner intended for the particular type of equipment taking into account the working conditions and the work to be performed Use of the equipment for operations different from those intended could result in a hazardous situation Do not operate the equipment with known leaks in the engine s fuel system WARNING The brass components of this product contain lead a chemical known to the State of California to cause birth defects or other reproductive harm California Health amp Safety code 25249 5 et seq 18 19 20 21 22 23 For technical questions please call 1 800 520 0882 WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some examples of these chemicals are
30. ed in a metal fuel container or a dirty fuel container It can cause particles to enter the carburetor effecting engine performance and or causing damage 4 Then replace the Fuel Cap 5 Wipe up any spilled fuel and allow excess to evaporate before starting engine To prevent FIRE do not start the engine while the smell of fuel hangs in the air Engine Oil Change ACAUTION Oil is very hot during operation and can cause burns Wait for engine to cool before changing oil 1 Make sure the engine is stopped and is level 2 Close the Fuel Valve 3 Place a drain pan not included underneath the crankcase s drain plug 4 Remove the drain plug and if possible tilt the crankcase slightly to help drain the oil out Recycle used oil Replace the drain plug and tighten it Clean the top of the Dipstick and the area around it Remove the Dipstick by threading it counterclockwise and wipe it off with a clean lint free rag Page 12 For technical questions please call 1 800 520 0882 Full level Full level 7 Add the appropriate type of oil until the oil level is at the full level SAE 10W 30 oil is recommended for general use The SAE Viscosity Grade chart shows other viscosities to use in different average temperatures SAE Viscosity Grades 10W 30 Average outdoor temperature 8 Thread the dipstick back in clockwise CAUTION Do not run the engine with too little oil The engine will be permanently dama
31. ension 5 Tension blade properly Blade cuts crooked 1 Lumber not square 1 Adjust lumber so that it is square with the blade 2 Feed pressure rate too great 2 Reduce feed rate 3 Inadequate blade tension 3 Increase blade tension slightly 4 Dull blade 4 Replace blade 5 Blade guide loose 5 Adjust and secure blade guide Blade cuts rough 1 Too much blade speed and 1 Reduce blade speed and feed rate or rate of feed 2 Blade is too coarse 2 Use recommended blade only Blade is twisting 1 Cut is binding blade 1 Decrease feed pressure 2 Blade tension too high 2 Decrease blade tension Unusual wear 1 Blade guides worn 1 Replace blade guides on back or side 2 Blade guide bearing bracket is loose 2 Tighten blade guide bearing bracket of blade Teeth ripping 1 Teeth too coarse 1 Use recommended blade only from blade 2 Feed rate incorrect 2 Adjust feed rate 3 Lumber loose 3 Make sure lumber is securely positioned against supports Remove stray branches that prevent proper positioning 4 Teeth filled with debris 4 Clean debris off blade A Follow all safety precautions whenever diagnosing or servicing the equipment or engine MAINTENANCE ITEM 61712 For technical questions please call 1 800 520 0882 Page 13 2 2 m gt Z 9 m Page 14 Part 2 4 3a 1 4 1 5 4 Ta 5 10 1 1 12 21 13 3 14 15 2 16 17 18 5 19 1 20 1 21 1 22 12 23 1 24 25 3
32. ent Continue making small adjustments until Blade stays centered AFTER any adjustment tighten Bolts E and F and Nuts C and D Fixed Block 71 Bolt 70 21 Install Throttle Control 93 on Pushing Figure N Fixed Block and Manual Rotation Handle 94 as shown below 19 Rotate the Bandwheel 66 slowly ie counterclockwise watching relative position of the Blade 69 and the Bandwheels 66 20 If the Blade stays centered on the wheels tighten the lock nuts shown on Figure O If the Blade does not stay centered adjust the bolts shown 4 a N 2 lt x on Figure O slightly and then rotate the belt Figure P Throttle Control wheel again See instructions that follow 22 Lubricate the Round Post 20 and the Square Post 48 with lithium grease to allow the sawhead to move smoothly 23 Install the Water Tank 95 into the Water Tank Tray 45 24 Route the Water Tube 97 through the bracket on the lower right of the Blade Guard 50 Secure in place with the tip facing the blade using the water tube holding bolt shown below but do not overtighten Blade EW lower right 013066 Water Tube 97 Figure Q Water Tube adjusting lock nut adjusting bolt 25 For horizontal Blade adjustment loosen the Nut 47 and adjust the left and right Lock Handles 54 59 Figure O Adjustment Bolts until the distance between the ends of the Blade and NOTE Adjust B
33. ged Air Filter Element Maintenance 1 Remove the air filter cover and the air filter elements and check for dirt Clean or replace as described below 2 Cleaning For paper filter elements To prevent injury from dust and debris wear ANSI approved safety goggles NIOSH approved dust mask respirator and heavy duty work gloves In a well ventilated area away from bystanders use pressurized air to blow dust out of the air filter If this does not get the filter clean replace it For foam filter elements Wash the element in warm water and mild detergent several times Rinse Squeeze out excess water and allow it to dry completely Soak the filter in lightweight oil briefly then squeeze out the excess oil 3 Install the new filter or the cleaned filter Secure the Air Cleaner Cover before use 280cc Engine Spark Plug Maintenance 1 Disconnect spark plug cap from end of plug Clean out debris from around spark plug 2 Using a spark plug wrench remove the spark plug Inspect the spark plug If the electrode is oily clean it using a clean dry rag If the electrode has deposits on it polish it using emery paper If the white insulator is cracked or chipped the spark plug needs to be replaced Storage When the equipment is to remain idle for longer than 20 days prepare the engine for storage as follows 1 CLEANING Wait for engine to cool then clean engine with dry cloth NOTICE Do
34. hat has been stored in a metal fuel container or a dirty fuel container It can cause particles to enter the carburetor effecting engine performance and or causing damage 4 Then replace the Fuel Cap 5 Wipe up any spilled fuel and allow excess to evaporate before starting engine To prevent FIRE do not start the engine while the smell of fuel hangs in the air Before starting the engine A a Follow the Set Up Instructions in the equipment manual to prepare the equipment b Inspect the equipment and engine c Fill the engine with the proper amount and type of both fuel and oil d Read the Equipment Operation section in the equipment manual Page 8 For technical questions please call 1 800 520 0882 280cc Engine Manual Start 1 To start a cold engine move the Choke to the CHOKE position To restart a warm engine leave the Choke in the RUN position 2 Open the Fuel Valve 3 Slide the Throttle or Speed Control Lever to 1 3 away from the SLOW position the turtle Note Some tools have a Speed Control Lever located elsewhere on the tool which functions the same as the Throttle Use the Speed Control Lever in place of the Throttle when the tool is so equipped OPERATION 4 Turn the Engine Switch on X OFF ON 5 Grip the Starter Handle of the Engine loosely and pull it slowly several times to allow the gasoline to flow into the Engine s carburetor Then pull the Starter Handle gently unti
35. l may be damaged during removal and should be replaced with the new ones from the kit 7 Replace the Fuel Cup Seal 4a fuel cup Bolt Seal 3a and bolt Tighten in place CAUTION Do not cross thread bolt when tightening Finger tighten first and then use a wrench to make sure the bolt is properly threaded 8 Wipe up any spilled fuel and allow excess to evaporate before starting engine To prevent FIRE do not start the engine while the smell of fuel hangs in the air High Altitude Kit Parts List A Part Description Qty Main Jet 3000 6000 ft 1 Main Jet 6000 8000 ft 1 Bolt Seal Fuel Cup Seal za 280cc Engine For technical questions please call 1 800 520 0882 Page 7 e v m 5 zZ A Pre Start Checks Inspect engine and equipment looking for damaged loose and missing parts before set up and starting If any problems are found do not use equipment until fixed properly Checking and Filling Engine Oil CAUTION Your Warranty is VOID if the engine s crankcase is not properly filled with oil before each use Before each use check the oil level Do not run the engine with low or no engine oil Running the engine with no or low engine oil WILL permanently damage the engine 1 Make sure the engine is stopped and is level 2 Close the Fuel Valve 3 Clean the top of the Dipstick and the area around it Remove the Dipstick by threading it counterclockwise and wipe it off
36. l resistance is felt Allow Cable to retract fully and then pull it quickly Repeat until the engine starts Note Do not let the Starter Handle snap back against the engine Hold it as it recoils so it doesn t hit the engine 280cc Engine For technical questions please call 1 800 520 0882 Page 9 v m 5 zZ 2 Under normal conditions use the following procedure 6 Allow the Engine to run for several seconds Then if the Choke Lever is in the CHOKE position move the Choke Lever very slowly to its RUN position Note Moving the Choke Lever too fast could stall the engine i 5 IMPORTANT Allow the engine to run at no load for five minutes with load after each start up so that the engine can stabilize 7 Adjust the Throttle as needed 8 Break in Period a Breaking in the engine will help to ensure proper equipment and engine operation b The operational break in period will last about 3 hours of use During this period Do not apply a heavy load to the equipment Do not operate the engine at its maximum speed c The maintenance break in period will last about 20 hours of use After this period Change the engine oil Under normal operating conditions subsequent maintenance follows the schedule explained in the MAINTENANCE AND SERVICING section Stopping the Engine 1 To stop the engine in an emergency turn the Engine Switch off a Slide the Throttle or Speed
37. lade again after replacement the top of the Middle Support 81a are the same NOTE Use a tape measure to verify distances match ITEM 61712 For technical questions please call 1 800 520 0882 Page 9 e m 5 zZ Operating Instructions Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including Engine Operation Inspect engine and equipment looking for damaged loose and missing parts before set up and starting If any problems are found do not use equipment until fixed properly Start Procedure Before starting the engine a Follow the Set Up Instructions to prepare the equipment Follow all Equipment Operation 1 Wear heavy duty work gloves ANSI approved goggles behind a full face shield steel toed work boots and a dust mask 2 Operate only with assistance 3 Fill the Water Tank with clean water 4 The maximum log diameter that can be cut is 20 The maximum board width that can be cut is 20 The lumber must be at least 3 8 long and must rest on at least two Supports 81a 90a to prevent instability 5 Cut branches off the lumber to be processed before milling 6 AWARNING To prevent death and serious injury Do not cut lumber containing foreign objects nails metal etc Page 10 For technical questions please call 1 800 520 0882 all text under subheadings therein before set up or use of this product instructions in
38. ngine to cool then clean 4 Cover and store in a dry well ventilated equipment with clean cloth area out of reach of children 2 Clean the engine and or prepare it for storage 5 For cold weather operation store the according to engine manual instructions equipment in a cool dry area to prevent l condensation and premature wear Apply a thin coat of rust preventive 3 oil to all uncoated metal parts Page 12 For technical questions please call 1 800 520 0882 ITEM 61712 Equipment Troubleshooting Possible Causes Probable Solutions Excessive blade 1 Insufficient blade tension 1 Increase blade tension breakage 2 Incorrect speed or feed rate 2 Adjust speed or feed rate for the lumber being cut 3 Lumber loose 3 Make sure lumber is securely positioned against supports Remove stray branches that prevent proper positioning 4 Blade rubs against wheel flange 4 Adjust blade tracking 5 Blade teeth too coarse for 5 Use recommended blade only lumber or blade too thick 6 Teeth contacting lumber before 6 Allow blade to reach operating speed before cutting blade up to full speed 7 Misaligned guides 7 Align guides Premature 1 Teeth too coarse 1 Use recommended blade only blade dulling 2 Blade rotating too quickly 2 Use lower speed 3 Hard spots or scale in on material 3 Reduce speed increase feed pressure 4 Blade installed backwards 4 Properly install blade 5 Insufficient blade t
39. nt damage to the engine and any other devices used with this product The fuel system on this engine may be influenced by operation at higher altitudes Proper operation can be ensured by installing an altitude kit at altitudes higher than 3000 ft above sea level At elevations above 8000 ft the engine may experience decreased performance even with the proper main jet Operating this engine without the proper altitude kit installed may increase the engine s emissions and decrease fuel economy and performance The kit should be installed by a qualified mechanic 1 Turn off the engine Carburetor Assembly 2 Close the fuel valve 3 Place a bowl under the fuel cup to catch any spilled fuel 4 Unthread the bolt holding the fuel cup Fuel Cup Seal CAUTION Carburetor bowl may have gas in it which will leak upon removing the bolt Mixing Tube might remain inside carburetor SETUP 5 Remove the bolt Bolt Seal fuel cup Fuel Cup Seal and Main Jet from the body of the carburetor assembly Main Jet A carburetor screwdriver not included is needed to remove and install the Main Jet Fuel Cup Note The mixing tube is held in place by the main jet and might fall out when it is removed If it falls out replace it in the same orientation before replacing the main jet Bolt Seal 6 Replace the Main Jet with the replacement Main Jet om needed for your altitude range part 1a or 2a eo Note The Fuel Cup Seal and Bolt Sea
40. of California to cause cancer and birth defects or other reproductive harm California Health amp Safety Code 25249 5 et seq 280cc Engine 25 When spills of fuel or oil occur they must be cleaned up immediately Dispose of fluids and cleaning materials as per any local state or federal codes and regulations Store oil rags in a bottom ventilated covered metal container 26 Keep hands and feet away from moving parts Do not reach over or across equipment while operating Service Precautions 1 Before service maintenance or cleaning a Turn the engine switch to its OFF position b Allow the engine to completely cool c Then remove the spark plug cap from the spark plug 2 Keep all safety guards in place and in proper working order Safety guards include muffler air cleaner mechanical guards and heat shields among other guards 3 Do not alter or adjust any part of the equipment or its engine that is sealed by the manufacturer or distributor Only a qualified service technician may adjust parts that may increase or decrease governed engine speed 4 Wear ANSI approved safety goggles heavy duty work gloves and dust mask respirator during service 5 Maintain labels and nameplates on the equipment These carry important information If unreadable or missing contact Harbor Freight Tools for a replacement 280cc Engine For technical questions please call 1 800 520 0882 27 Bef
41. ore use check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the equipment s operation If damaged have the equipment serviced before using Many accidents are caused by poorly maintained equipment 28 Use the correct equipment for the application Do not modify the equipment and do not use the equipment for a purpose for which it is not intended 6 Have the equipment serviced by a qualified repair person using only identical replacement parts This will ensure that the safety of the equipment is maintained Do not attempt any service or maintenance procedures not explained in this manual or any procedures that you are uncertain about your ability to perform safely or correctly 7 Store equipment out of the reach of children 8 Follow scheduled engine and equipment maintenance Refueling 1 Do not smoke or allow sparks flames or other sources of ignition around the equipment especially when refuelling 2 Do not refill the fuel tank while the engine is running or hot 3 Do not fill fuel tank to the top Leave a little room for the fuel to expand as needed Refuel in a well ventilated area only Wipe up any spilled fuel and allow excess to evaporate before starting engine To prevent FIRE do not start the engine while the smell of fuel hangs in the air SAVE THESE INSTRUCTIONS Page 5 SAFETY The emission control system for this engine is wa
42. res Do not store fuel or other flammable materials nearby 2 Have multiple ABC class fire extinguishers nearby 280cc Engine Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements Set up and use only on a flat level well ventilated surface For technical questions please call 1 800 520 0882 Page 3 wn gt m lt 5 Wear ANSI approved safety goggles heavy duty work gloves and dust mask respirator during set up Operating Precautions 1 10 11 Page 4 CARBON MONOXIDE HAZARD Using an engine indoors CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell NEVER use inside a home or garage EVEN IF doors and windows are open Pg 5 G Only use OUTSIDE and far away from windows doors and vents Keep children away from the equipment especially while it is operating Keep all spectators at least six feet from the Engine during operation Fire Hazard Do not fill gas tank while engine is running Do not operate if gasoline has been spilled Clean spilled gasoline before starting engine Do not operate near pilot light or open flame Do not touch engine during use Let engine cool down after use Never store fuel or other flammable materi
43. rious injury Diagrams within this manual may not be drawn proportionally Due to continuing SAVE THIS MANUAL improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included wn gt m lt Table of Contents EE AE 3 aii sivceeestevedevitendechesedeecntieneees 12 Specifications 6 Parts List and Diagrams cceeeees 14 ASSOMDIY esia Ta 6 Wanay oaa na 19 6 10 CENTRAL CS MACHINERY WARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death A DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury AWARNING Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided ACAUTION could result in minor or moderate injury NOTICE CAUTION Addresses practices not related to personal injury Page 2 For technical questions please call 1 800 520 0882 ITEM 61712 IMPORTANT SAFETY INFORMATION WARNING Read all instructions Failure to follow all instructions listed below may result in fire serious injury and or DEATH The warnings and precautions discussed in this manual cannot cover all pos
44. rranted for standards set by the U S Environmental Protection Agency For warranty information refer to the last pages of this manual Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product AWARNING TO PREVENT SERIOUS INJURY Operate only with proper spark arrestor installed Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements WARNING DO NOT INSTALL THIS ENGINE ON A VEHICLE Engine Controls Air Filter Starter Handle Muffler Location Write near assembly diagram in manual Page 6 For technical questions please call 1 800 520 0882 280cc Engine High Altitude Operation Above 3000 feet AAWARNING TO PREVENT SERIOUS INJURY FROM FIRE Follow instructions in a well ventilated area away from ignition sources If the engine is hot from use shut the engine off and wait for it to cool before proceeding Do not smoke NOTICE Warranty void if necessary adjustments are not made for high altitude use At high altitudes the engine s carburetor governor if so equipped and any other parts that control the fuel air ratio will need to be adjusted by a qualified mechanic to allow efficient high altitude use and to preve
45. sible conditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SAVE THESE INSTRUCTIONS Set Up Precautions 1 Gasoline fuel and fumes are flammable and potentially explosive Use proper fuel storage and handling procedures Do not store fuel or other flammable materials nearby 2 Have multiple ABC class fire extinguishers nearby 3 Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire Engine Precautions SAFETY agencies for laws or regulations relating to fire prevention requirements Set up and use only on a flat level well ventilated surface Wear ANSl approved safety goggles heavy duty work gloves and dust mask respirator during set up Use only lubricants and fuel recommended in the engine manual or in the Specifications chart of this manual Follow engine precautions and instructions in the included engine instruction manual Operating Precautions 1 CARBON MONOXIDE HAZARD Using an engine indoors CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell NEVER use inside a home or garage EVEN IF doors and windows are open Only use OUTSIDE and far away from windows doors and vents
46. st warrant the emission control system on your engine for the periods of time described below provided there has been no abuse neglect or improper maintenance of your engine Your emission control system may include parts such as the carburetor or fuel injection system and the ignition system Also included may be hoses belts connectors and other emission related assemblies Where a warrantable condition exists HFT will repair your engine at no cost to you including diagnosis parts and labor Manufacturer s Warranty Coverage The 2013 and later engines are warranted for two 2 years If any emission related part on your engine is defective the part will be repaired or replaced by HFT Harbor Freight Tools Emission Control Defects Warranty Coverage Engines are warranted for a period of two 2 years relative to emission control parts defects subject to the provisions set forth below If any emission related part on your engine is defective the part will be repaired or replaced by HFT Owner s Warranty Responsibilities As the engine owner you are responsible for the performance of the required maintenance listed in your Owner s Manual HFT recommends that you retain all receipts covering 6 maintenance on your engine but HFT cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance As the engine owner you should however be aware that H
47. t PO Box 6009 Camarillo CA 93011 800 520 0882 Owner s Manual amp Safety Instructions Save This Manual Keep this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures Write the product s serial number in the back of the manual near the assembly diagram or month and year of purchase if product has no number Keep this manual and the receipt in a safe and dry place for future reference PREDATOR 5 280cc Horizontal Engine Using an engine indoors CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell NEVER use inside Only use OUTSIDE a home or garage and far away from EVEN IF doors and windows doors windows are open and vents Visit our website at http www harborfreight com Email our technical support at predator harborfreight com When unpacking make sure that the product is intact and undamaged If any parts are missing or broken AWARN l N G please call 1 800 520 0882 as soon as possible Copyright 2013 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in Read this material before using this product any shape or form without the express written consent of Harbor Freight Tools Failure to do so can result in serious injury Diagrams within this manual may not be drawn proportionally Due to
48. th Lock Handles 54 59 Turn the Height Adjustment Handle 30 and adjust the cutting height until the Scale Pointer points to the desired thickness Engage both Lock Handles 54 59 13 The cut direction must be as shown below If the log is cut from the other direction the saw blade will push the lumber away from the supports and may cause the lumber to become unstable Figure T Direction of Cut ITEM 61712 For technical questions please call 1 800 520 0882 14 AWARNING The operator and any assistants must stay clear of the front and back of the blade whenever the engine is running 15 Start and operate the engine according to the provided engine manual 16 Adjust the Throttle to bring the Blade up to speed The Locking Ring can be turned to lock the Throttle in place Locking Ring T Throttle Lever Figure U Throttle Control 17 Throttle speed may need to be increased when the Saw is under load 18 Move the Saw Head slowly along the track and against the lumber to make the cut NOTE Repeated adjustments will need to be made during cutting 19 Shut off engine if blade binds breaks or another problem is suspected Do not try to back the blade out of an incomplete but while engine is running 20 Trim off the rounded sides of the lumber 21 After the lumber is squared off boards or posts can be cut 22 To prevent accidents turn off the engine and disconnect its spark plug wire
49. the Square Post 48 using the Bolts 49 and Top Frame Brace 101 as shown below Figure L Cable Route 17 Loosen the Bolt 70 and the Fixed Block 71 to move the Fixed Block away from the Blade Rotate the Tension Handle 14 in a clockwise direction to properly tension the Blade as shown below Figure Top Frame Bolts 2 13 Tighten the Bolts 8 58 and Nuts 5 9 14 Attach the External Tube 34 and the Water Tank Tray 45 to the Top Frame 23 using the Bolts 44 Spring Washer 98 and Nut 99 as shown below Figure M Tension Handle NOTE Pull up on Blade at Center Guard Allow for no more than 1 4 1 2 movement up or down give on the Blade The 1 4 1 2 give indicates proper Blade tension T FigagresJ Water Tank Trd amp patedhnkte mak fuibe please call 1 800 520 0882 ITEM 61712 18 Slide Fixed Block until it gently touches the Blade Refer to Figure O for the following instructions Then tighten the Bolt fastening it in place See below Repeat for the remaining Fixed BEFORE any adjustment loosen Bolts Blocks until there is 0 02 0 04 clearance E and F and Nuts C and D between Fixed Blocks and Blade If after replacement Blade starts to shift back towards operator loosen Nut A and hold Bolt G with awrench Then tighten Nut A after adjustment If the Blade shifts back from the operator loosen Nut B and hold Bolt G with a wrench Then tighten Nut B after Blade adjustm
50. to the first scheduled replacement point for that part Any replacement part provided it is equivalent in durability and performance may be used in performance of maintenance or repairs The owner is responsible for commissioning a qualified technician mechanic to perform all required maintenance as outlined in the Inspection Cleaning and Maintenance section in this manual Warranted Parts 1 Fuel Metering System i Carburetor and its internal parts ii Air fuel ratio feedback and control system iii Cold start enrichment system iv Fuel Tank 2 Air Induction System i Controlled hot air intake system ii Intake manifold iii Air filter 3 Ignition System i Spark Plugs ii Magneto or electronic ignition system iii Spark advance retard system 4 Exhaust Gas Recirculation EGR System if so equipped i EGR valve body and carburetor spacer ii EGR rate feedback and control system 5 Air Injection System i Air pump or pulse valve ii Valves affecting distribution of flow iii Distribution manifold 6 Catalyst or Thermal Reactor System if so equipped i Catalytic converter ii Thermal reactor iii Exhaust manifold 7 Particulate Controls Traps filters precipitators and any other device used to capture particulate emissions MAINTENANCE Page 17 2 2 m gt Z 9 m Parts List and Diagram Parts List Part Description _ Qty 6 Stud 00 2 8 Pin 0000
51. with a clean lint free rag Full level Full level 1 4 Reinsert the Dipstick without threading it in and remove it to check the oil level The oil level should be up to the full level as shown above 5 Ifthe oil level is at or below the low mark add the appropriate type of oil until the oil level is at the proper level SAE 10W 30 oil is recommended for general use The SAE Viscosity Grade chart on page 12 in the Service section shows other viscosities to use in different average temperatures 6 Thread the dipstick back in clockwise Starting the Engine Before Starting the Engine Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product CAUTION Do not run the engine with too little oil The engine will be permanently damaged Fill the fuel tank in a well ventilated area Checking and Filling Fuel away from ignition sources If the engine is hot from use shut the engine off and wait 9 AWWARNING PREVENT SERIOUS for it to cool before adding fuel INJURY FROM FIRE Do not smoke 1 Clean the Fuel Cap and the area around it 2 Unscrew and remove the Fuel Cap 3 If needed fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with 87 octane unleaded gasoline Note Do not use gasoline containing more than 10 ethanol E10 Do not use E85 ethanol Note Do not use gasoline t
52. wn Fuel tank empty or full of impure or low quality gasoline Defective fuel tank cap creating vacuum preventing proper fuel flow Faulty magneto Disconnected or improperly connected spark plug cap Dirty air filter Engine running cold Old or low quality gasoline Engine overloaded Incorrect spark timing deposit buildup worn engine or other mechanical problems Impure or low quality gasoline Engine too cold Intake valve stuck or overheated engine Incorrect timing For technical questions please call 1 800 520 0882 Have qualified technician Check engine timing Check wire connections Re gap or replace spark plug Replace spark plug cap 4 Use fresh 87 octane unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Diagnose and repair compression Use Engine will not start COMPRESSION RELATED section Fill engine oil to proper level Check engine oil before EVERY use Fill fuel tank with fresh 87 octane unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Test replace fuel tank cap Have qualified technician service magneto Secure spark plug cap Clean or replace element Allow engine to warm up prior to operating equipment Fill fuel tank with fresh 87 octane unleaded gasoline only Do not use gasoline with more than

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