Owner`s Manual & Safety Instructions
Contents
1. Shroud Deflector Crankcase Air Shroud Cylinder Bod Shield Shroud Plug End Gasket Carburetor Plate Carburetor Insulator Gasket Air Cleaner Carburetor Assy Cleaner Air Muffler Assy Gasket Exhaust Outlet Tank Fuel Strainer Fuel Cover Fuel Tank Outlet Subassembly Fuel Tank Oil Tube Fuel Nut Flywheel Pulley Starter mpeller Flywheel Subassembl Coil Ignition Support Subassembly Governor Throttle Valve Returning Governor 2 Mounting Plate Mounting Plate Bolt M8 x 16 Description Qty Nut Valve Adjusting 2 Nut Valve Look ___ 2 Shroud 1 Deflector CrankcaseAir 1 Shroud Cylinder Body __ 1 Shield Shroud 1 Plug End O l i Gasket Carburetor _ _ 2 Plate Carburetor Insulator 1 Gasket AirCleaner_ 1 Carburetor Assy 1 Cleaner Air O S 1 MufflerAssy________ 1 Gasket Exhaust Outlet 1 Tank Fuel 1 Strainer Fuel 1 Cover Fuel Tank__ 1 Outlet Subassembly Fuel Tank Oil 1 Tube Fuel 1 Nut Flywheel 1 Pulley Starter O S 1 Flywheel Subassembly 1 Coil Ignition S 1 Support Subassembly Govermor__ _1_ Mounting Plate 1 Mounting Plate BoltM8x16_ 4 Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts ITEM 69733 oe Se O VADA NL 4 NG i gt SL Sa NG2. 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 MERCHANTABILITY AND FITNESS 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 Emission C
3. the gasket contacts the cylinder head then tighten about 1 2 2 3 turn more Non gasket style Finger tighten until the plug contacts the head then tighten 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 to the end of the spark plug and reattach the wire securely 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 4 BATTERY Disconnect battery cables if equipped Recharge batteries monthly while in storage 5 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 NOTICE During extended storage periods the Engine must be started every 3 months and allowed to run for 15 20 minutes or the Warranty is VOID 6 AFTER STORAGE Before starting the Engine during or 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
4. and each are warranted for the warranty period Any warranted part subsequent purchaser that the engine is free from which is scheduled for replacement as required maintenance defects in materials and workmanship that cause the is warranted for the period of time up to the first scheduled failure of warranted parts for a period of two 2 years replacement point for that part Any replacement part provided after the date of delivery to the first retail purchaser it is equivalent in durability and performance may be used in performance of maintenance or repairs The owner is 2 No Charge Repair or Replacement responsible for commissioning a qualified technician mechanic Repair or replacement of any warranted part will be to perform all required maintenance as outlined in the performed at no charge to the owner if the work is Inspection Cleaning and Maintenance section in this manual performed through a warranty station authorized by HFT For emissions warranty service contact the HFT 6 Warranted Parts Customer Service Department at 1 888 866 5797 1 Fuel Metering System 3 Consequential Damages Coverage i Carburetor and its internal parts Coverage under this warranty shall also extend to the failure ii Fuel pump if so equipped of any engine components caused by the failure of any iii Cold start enrichment system warranted part while it is still covered under this warranty 2 Air Induction System 4 Coverage Exclusions i Intake pipe
5. in EVEN IF doors and windows are open or close proximity to a heart pacemaker could cause Pat pacemaker interference or pacemaker failure Caution is necessary when near the engine s magneto or recoil starter ia gt 14 Use only accessories that are recommended by Harbor Freight Tools for your model lt Accessories that may be suitable for one Only use OUTSIDE and far away from windows piece of equipment may become hazardous doors and vents when used on another piece of equipment 2 Keep children away from the equipment 15 Do not operate in explosive atmospheres especially while it is operating such as in the presence of flammable liquids gases or dust Gasoline powered 3 Keep all spectators at least six feet engines may ignite the dust or fumes from the Engine during operation 16 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 4 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 2 E nor taucht o ae USE 17 Do not overreach Keep proper footing and aa eat an eae balance at all times This enables better control 6 Never store fuel or other flammable of the equipment in unexpected situations materials near the engin
6. 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 intended 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 Store equipment out of the reach of children 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 Do not refill the fuel tank while the engine is running or hot 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 A SAVE THESE INSTRUCTIONS ITEM 69733 For technical questions please call 1 888 866 5797 Page 5 Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text und
7. product may differ slightly from the product described herein Tools required for assembly and service may not be included Table of Contents Specificationsi lruler alal 2 Maintenance 11 SAGI paeran nna tenia ie 3 Troubleshooting 14 OUD Ear ee eee riferisca dai 6 Warranties aa eE aE RaR 16 Operation 8 Parts Lists and Diagrams 18 Specifications 12 2L x 11 4W x 11 8H IN Maximum RPM 3600 RPM Compression Ratio unleaded gasoline Bearing Type Bal 102 0L x 104 0W 61 5W mm 4 0L x 4 9W 2 4W IN PTO Shaft Diameter 5 8 IN PTO Shaft Length 2 4 IN 60 1 mm 3 6 IN with base 4 0 IN FISSI ABIN 91 mm with base 102 5 mm PTO Shaft Keyway 3 16 IN 4 76 mm Shaft End Tapped Diameter Thread per inch MIRMA Shaft Rotation From PTO Counter Clockwise Spark Plug E5TC Torch Mounting Base Pattern PREDATOR ENGINES Page 2 For technical questions please call 1 888 866 5797 ITEM 69733 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 SAFETY Indicates a hazardou
8. to withstand the forces created during operation after repeated use 4 After attaching the Mounting Plate to the engine use the mounting plate to mount the engine away from the equipment operator and where it will not cause damage by its moving or hot parts Mounting Plate Mounting i amp Lae Bolt Page 6 For technical questions please call 1 888 866 5797 ITEM 69733 Engine Controls Fuel Cap Engine Switch SETUP gt X Y C2 ME a Serial Number Location i i H D ee deg ld KI Q y i f N Oil Drain Plug Dipstick Muffler 1 TANDO T ULA DA AL LSE ass z EEL kosaras Ea T a Starter Handle f SG eli ce af TAM yen ITEM 69733 For technical questions please call 1 888 866 5797 Page 7 O m S O zZ Q 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 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 NOTICE 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 eng
9. DED 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 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 MAINTENANCE ITEM 69733 For technical questions please call 1 888 866 5797 Page 17 Z m gt Z O m Parts Lists and Diagrams Parts List Part Description Qty ef w o op ep e cc oo Pin 10 11 12 I Q 13 14 15 16 7 18 19 20 21 36 37 38 39 40 41 42 000 o 0 0 o0 o0 NININININININININ N O 0 gt Ke2 Lor Kor e gt Of 1 SHS SUUS 01 01 Cay BB BIBI ay N OR Osh ojo NIDIA AIYVIN gt o N ISIN O O0 N D9 OTA WIN O 0 00 N Record Product s Serial Number Here Note If product has no serial number record month and year of purchase instead Page 18 For technical questions please call 1 888 866 5797 Part 6 Nut Valve Adjusting Nut Valve Lock
10. Engine 1 To stop the engine in an emergency turn the Engine Switch off 2 Under normal conditions use the following procedure O U m S O zZ a Slide the Throttle or Speed Control Lever to SLOW the turtle b Turn the Engine Switch off Page 10 For technical questions please call 1 888 866 5797 ITEM 69733 Maintenance A WARNING 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 Many 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 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 depe
11. FT Page 16 For technical questions please call 1 888 866 5797 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 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 HFT 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 1 888 866 5797 ITEM 69733 Harbor Freight Tools Emission Control 5 Service and Maintenance Defects Warranty Provisions Component parts which are not scheduled for replacement as required maintenance or are scheduled only for regular 1 Length of Coverage inspection to the effect of repair or replace as necessary HFT warrants to a first retail purchaser
12. 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 REVUE PREDATOR ENGINES cr 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 7 GB 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 ITEM 69733 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 please call 1 888 866 5797 as soon as possible Copyright 2012 by Harbor Freight Tools All rights reserved x a 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 continuing SAVE THIS MANUAL improvements actual
13. PERATION 4 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 until 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 5 Allow the Engine to run for several seconds Then if the Choke lever is in the START position move the Choke Lever very slowly to its RUN position ER FG avv A o _ Caz S x Note Moving the Choke Lever too fast could stall the engine ITEM 69733 For technical questions please call 1 888 866 5797 Page 9 IMPORTANT Allow the engine to run at no load for five minutes with no load after each start up so that the engine can stabilize 6 Adjust the Throttle as needed 7 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 e Do not apply a heavy load to the equipment e 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 e Change the engine oil Under normal operating conditions subsequent maintenance follows the schedule explained in the MAINTENANCE AND SERVICING section Stopping the
14. 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 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 To protect the fuel tank during storage fill the tank with gasoline that has been treated with a fuel stabilizer additive Follow fuel stabilizer manufacturer s recommendations for use Refer to Checking and Filling Fuel on page Checking and Filling Fuel on page 8 WARNING TO PREVENT SERIOUS INJURY FROM FIRE Fill 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 adding fuel Do not smoke 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 ITEM 69733 For technical questions please call 1 888 866 5797 NOTICE 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 Technical 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
15. ated surface and handling procedures Do not store fuel 5 Wear ANSl approved safety goggles heavy duty or other flammable materials nearby work gloves and dust mask respirator during set up Have multiple ABC class fire extinguishers nearby 6 Use only lubricants and fuel recommended 3 Operation of this equipment may create sparks in the Specifications chart of this manual 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 wn gt n m i lt Operating Precautions 1 CARBON MONOXIDE HAZARD 10 Do not leave the equipment unattended when it is Using an engine indoors CAN KILL running Turn off the equipment and remove safety YOU IN MINUTES keys if available before leaving the work area Engine exhaust contains carbon 11 Engine can produce high noise levels monoxide This is a poison you cannot Prolonged exposure to noise levels see or smell above 85 dBA is hazardous to hearing Always wear ear protection when operating or working around the gas engine while it is operating 12 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 13 People with pacemakers should consult their WEVER USE IMRIGE Ahome orgarage physician s before use Electromagnetic fields
16. dy problem replace head gasket Have qualified technician diagnose repair ignition system Follow all safety precautions whenever diagnosing or servicing the equipment or engine ITEM 69733 Possible Causes 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 ITEM 69733 Spark plug cap loose Incorrect spark plug gap or damaged spark plug Defective spark plug cap Old or low quality gasoline Incorrect compression Low oil shutdown 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 1 888 866 5797 Check engine timing Probable Solutions Check wire connections Re gap or replace spark plug Replace spark plug cap Use only fresh 87 octane stabilizer treated unleaded gasoline Do not use gasoline with
17. e 18 Use this equipment with both hands 7 Only use a suitable means of transport and only Using equipment with only one hand lifting devices with sufficient weight bearing can easily result in loss of control capacity when transporting the Engine 19 Dress properly Do not wear loose clothing or 8 Secure the Engine on transport vehicles to jewelry Keep hair clothing and gloves away prevent the tool from rolling slipping and tilting from moving parts Loose clothes jewelry or 9 Industrial applications must follow long hair can be caught in moving parts OSHA requirements Page 4 For technical questions please call 1 888 866 5797 ITEM 69733 Operating Precautions cont 20 Parts especially exhaust system components get very hot during use Stay clear of hot parts 21 Do not cover the engine or equipment during operation 22 Keep the equipment engine and surrounding area clean at all times 23 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 24 Do not operate the equipment with known leaks in the engine s fuel system 25 WARNING This product contains or when used produces a chemical known to the State of California to cause cancer and bi
18. er 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 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 prevent damage to the engine and any other devices used with this product The emission control system for this Engine is warranted for standards set by the U S Environmental Protection Agency For warranty information refer to the last pages of this manual WARNING DO NOT INSTALL THIS ENGINE ON A VEHICLE NOT FOR HIGHWAY USE FOLLOW ALL APPLICABLE LAWS FOR INSTALLATION AND USE Mounting 1 The engine needs to be mounted using all four mounting holes on its base These mounting holes are not in an exact rectangle see diagram on back cover of this manual 2 This engine includes a Mounting Plate and 4 Mounting Plate Bolts to assist in mounting the engine Note The Mounting Plate only attaches to the engine one way 3 Amounting plate can also be fabricated but it needs to attach to all four mounting holes and must be strong enough
19. ine 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 with a clean lint free rag 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 3 WARNING 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 with 87 octane or higher unleaded gasoline that has been treated with a fuel stabilizer additive Follow fuel stabilizer manufacturer s recommendations for use Starting the Engine Before Starting the Engine Full level Full level 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 If the 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 di
20. manifold Warranty claims shall be filed in accordance with the provisions ii Air cleaner of the HFT warranty policy explained in the box at the top of the 3 Ignition System previous page HFT shall not be liable for any loss of use of i Spark plug the engine for any alternative usage for any damage to goods 3 ii Magneto ignition system loss of time or inconvenience Warranty coverage shall also be 9 9 y excluded for any part which fails malfunctions or is damaged 4 Catalyst System if so equipped due to failure to follow the maintenance and operating instructions i Exhaust pipe stud set forth in the Owner s Manual including but not limited to ii Muffler a Use of parts which are not authorized by HFT iii Catalytic converter if so equipped b Improper installation adjustment or repair of the engine or 5 Miscellaneous Items Used in Above Systems 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 i Vacuum temperature and time sensitive valves and switches ii Hoses belts connectors and assemblies PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVI
21. 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 stabilizer treated unleaded gasoline 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 stabilizer treated unleaded gasoline Do not use gasoline with more than 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 stabilizer treated unleaded gasoline Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Use cold weather fuel and oil additives to prevent backfiring Have qualified technician diagnose and service engine MAINTENANCE Page 15 Z m gt Z O m 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
22. nding 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 e sn hr of use ar aaa a use se TY Ce SA e ee ae ee Checkaircleaner o vv vw vv _ v_ Check deposteup v __ ww vv Change engineoi Soo S Tv _ ww _ v Cleantreplace air cleaner ae rs Sas eed ee a a Check and clean spark plug E eS aes ES ae ee ee A 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 BEM es Service more frequently when used in dusty areas These items should be serviced by a qualified technician PREDATOR ENGINES MAINTENANCE ITEM 69733 For technical questions please call 1 888 866 5797 Page 11 Z m gt Z O m 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 G 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 with 87 octane or higher unleaded gasoli
23. ne that has been treated with a fuel stabilizer additive Follow fuel stabilizer manufacturer s recommendations for use Note Do not use gasoline containing more than 10 ethanol E10 Do not use E85 ethanol Note Do not use gasoline that has been stored in a metal fuel container or a dirty fuel container It can cause particles to enter the carburetor affecting 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 1 888 866 5797 Full level Full level f 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 char
24. ontrol System Warranty United States Emission Control Defects 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 2014 2015 Small Off Road Engine herein engine Within the United States 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 new off road spark ignition engines certified for model year 2014 2015 must meet similar standards set forth by the EPA HFT must 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 2014 2015 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 H
25. oy ITEM 69733 PAY For technical questions please call 1 888 866 5797 weibeig Ajquessy Page 19 MAINTENANCE Mounting Hole Diagram Note Not to scale 2 42 in 61 5mm Power Take Off Diagram Note Not to scale 2x5 16 24UNF PREDATOR ENGINES 3491 Mission Oaks Blvd e PO Box 6009 Camarillo CA 93011 1 888 866 5797
26. pstick back in clockwise NOTICE Do not run the engine with too little oil The engine will be permanently damaged Note Do not use gasoline containing more than 10 ethanol E10 Do not use E85 ethanol Note Do not use gasoline that has been stored ina metal fuel container or a dirty fuel container It can cause particles to enter the carburetor affecting 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 1 888 866 5797 ITEM 69733 Manual Start 1 To start a cold engine move the Choke to the START position To restart a warm engine leave the Choke in the RUN position 2 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 3 Turn the Engine Switch on O
27. rth defects or other reproductive harm California Health amp Safety Code 25249 5 et seq 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 26 27 28 29 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 SAFETY Before use check for misalignment or binding of moving parts breakage of parts and any other condition that
28. s situation which if not avoided ACAUTION could result in minor or moderate injury NOTICE CAUTION Addresses practices not related to personal injury Symbol Definitions Property or Statement f WARNING marking concerning Revolutions Per Minute Risk of Respiratory Injury Operate engine OUTSIDE and far away WARNING marking concerning WARNING marking cohcemng f Risk of Fire while handling fuel Risk of Eye Injury Wear ANSI approved Do not smoke while handling fuel WARNING marking concerning Read the manual before Risk of Fire set up and or use Do not refuel while operating Keep flammable objects WARNING marking concerning away from engine Risk of Hearing Loss Wear hearing protection Safety Warnings 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 safety goggles with side shields ITEM 69733 For technical questions please call 1 888 866 5797 Page 3 Set up Precautions 1 Gasoline fuel and fumes are flammable and 4 Setup and use only on a flat level potentially explosive Use proper fuel storage well ventil
29. stabilizer s recommended time period or if the Engine does not start Page 13 MAINTENANCE Troubleshooting Possible Causes Probable Solutions Engine will not start FUEL RELATED FUEL RELATED 1 No fuel in tank or fuel valve closed 1 Fill fuel tank with fresh 87 octane stabilizer Choke not in CHOKE position cold engine 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 Clogged Fuel Filter IGNITION SPARK RELATED 1 Spark plug cap not connected securely Spark plug electrode wet or dirty Incorrect spark plug gap Spark plug cap broken Circuit breaker tripped electric start models only Incorrect spark timing or faulty ignition system treated unleaded gasoline and open fuel valve Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Move Choke to CHOKE position Clean out ethanol rich gasoline from fuel system Replace components damaged by ethanol Use fresh 87 octane stabilizer treated unleaded gasoline only Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Use fresh 87 octane stabilizer treated unleaded gasoline Do not use gasoline with more
30. t shows other viscosities to use in different average temperatures SAE Viscosity Grades 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 damaged Air Filter Element Maintenance 1 Remove the air filter cover and the air filter elements and check for dirt Clean as described below 2 Cleaning e 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 e 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 cleaned filter Secure the Air Cleaner Cover before use ITEM 69733 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 Recommended Spark Plugs
31. 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 Connect spark plug cap properly Clean spark plug Correct spark plug gap Replace spark plug cap Reset circuit breaker Check wiring and starter motor if breaker continues to trip Have qualified technician diagnose repair ignition system COMPRESSION RELATED 1 Cylinder not lubricated Problem after long storage periods Loose or broken spark plug COMPRESSION RELATED 1 Pour tablespoon of oil into spark plug hole Crank engine a few times and try to start again 2 Tighten spark plug If that does not work gt m gt Z O m Page 14 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 For technical questions please call 1 888 866 5797 replace spark plug If problem persists may have head gasket problem see 3 3 Tighten head If that does not reme
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