Harbor Freight Tools (212cc) Product manual
Contents
1. l Gasket Crankcase ND Cc Dipstick Subassembly Oil Plug Subassembly Engine Oil 2 3 Crankshaft Assy Clip Piston Pin Se oe ee A l ing The First ing The Second ing Set Oil 2 02 gt DIDI VIF AIO DIM NO lt lt JO A AIA wl 0 5151513 5 gt 5 0 51515 3 E Le e lt UIs 5101122 1615 5 ole 5 0 2 5 5 2 0 gt lt gt six 55 9 55075 2 c dr 2 She e me D 5 gt ifter Valve Lifter Stopper 5555 OlOJOJ OJOJ O justing Nut ol N O 5 lt c 5 Spring Valve 56C 3 When ordering replacement parts from this list the suffix must be included in order to get the correct part Qty 6 3 ays geze 2 2 9 tels gt lt lt A 5 g e E Q 30 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Item 69737 Engine Assembly Diagram 4 N ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 31 PREDATOR ENGINES 3491 Mission Oaks Blvd2. Valve 102B Hose Fuel Steam Rubber When ordering replacement parts from this list the B suffix must be included in order to get the correct part UJ asket Cylinder Head Cylinder Head 2 2 Bolt l Spark 2 N UJ Cylinder Crankcase Subassembly Sensor Engine Oil Gear Assy Governor Bolt Drain Plug ay oe ee De De N oO UJ N Cover Crankcase Bearing Seal Oil Gasket Crankcase ______ __ Crankcase Subassembly Senson EngineOil Gear Assy Governor Bolt Drain Plug Cover Crankcase Bearing i i O Seal Ol Gasket Crankcase Dipstick Subassembly Oil 76 77B 78 79 80 Dipstick Subassembly Oil Plug Subassembly Engine Oil 6 UJ Crankshaft Assy Clip Piston Pin w IN Qo UJ ing The First ing The Second ing Set Oil Ajajaj co oo 1 O1 gt gt gt UJ 8 9 ifter Valve Lifter Stopper UJ 5 51 35 5 a 10 ITIS S a 1018 Om lt 5 lt 519 5 DIS 555 5 12 15 5 5 58 9 515 01 z le 2 c 3 z 3 5 o 5 O eo She e e 5 5 Pa
3. PO Box 6009 Camarillo CA 93011 800 520 0882
4. 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 ANSI approved safety goggles and hearing protection during use Page 4 10 10 11 12 For technical questions please call 1 800 520 0882 Wear ANSI approved safety goggles heavy duty work gloves and dust mask respirator during set up Use only lubricants and fuel recommended in the Specifications chart of this manual Only use cold Water or pressure washer detergent in this tool Do not use caustic materials solvents flammable materials or detergents not designed for pressure washers Use of any such material can cause injury or damage this tool or personal property Do not dry run this product Dry running will cause serious damage to the seals Make sure the water supply used for the Pressure Washer is not dirty or sandy Prior to starting the Pressure Washer in cold weather check all of the parts of the unit to make sure ice has not formed Do not store the unit anywhere that the temperature will fall below 32 F 0 C 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 r
5. Troubleshooting Engine will not start Engine misfires FUEL RELATED No fuel in tank or fuel valve closed 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 9 Clogged Fuel Filter FUEL RELATED 9 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 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 Replace Fuel Filter IGNITION SPARK RELATED Spark plug cap not connected securely Spark plug electrode wet or dirty Incorrect spark plug gap
6. PREVENT SERIOUS NS INJURY FROM FIRE d Pull Starter Handle to distribute oil in cylinder Drain the fuel tank in a well ventilated area Stop after one or two revolutions when you away from ignition sources If the engine is feel the piston start the compression stroke hot from use shut the engine off and wait when you start to feel resistance for it to cool before draining fuel Do not smoke 4 BATTERY Disconnect battery cables if equipped a Place a funnel leading to a proper gasoline Recharge batteries monthly while in storage container below the carburetor 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 6 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 b Remove the drain bolt from the bottom of the if treated gasoline has been sitting beyond carburetor bowl and allow the fuel to drain the fuel stabilizer s recommended time c Remove the small sediment cup next to the bowl period or if the engine does not start and allow the fuel to drain from there as well PREDATOR ENGINES MAINTENANCE ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 19 AONVNALNIVIN
7. Washer to idle without the Trigger held down for more than two minutes The water will heat up and damage the Pressure Washer RISK OF BURNS The pump will also expel very hot water if allowed to idle too long Hold the Trigger down and move the Wand back and forth slowly and steadily to pressure wash the surface Take special care when spraying surfaces made of two different materials brick and mortar for example so as to not damage the softer of the two materials during pressure washing If the surface is streaked or uneven at the end of a job switch to a Nozzle that has a wider spray pattern to blend the affected area When finished release the Trigger on the spray handle turn the engine power switch to OFF turn the water supply off and then shut off gas supply to the engine Squeeze the Trigger to release excess pressure If Pressure Washer detergent has been used for the job run clean water through the System to eliminate detergent residue Z lt nc Lu ou To prevent accidents turn the engine and after the engine has cooled disconnect its spark plug wire after use Drain all water out of the unit Clean external parts with clean cloth then store the equipment out of children s reach Page 15 AONVNALNIVIN AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL STARTING Turn the Power Switch of the equipment to its OFF position wait for the engine
8. against the electrode the spark plug can be damaged 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 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 For technical questions please call 1 800 520 0882 Apply dielectric spark plug boot protector not included to the end of the spark plug and reattach the wire securely ITEM 69734 69737 Storage When the equipment is to remain idle for longer than d Open the fuel valve After all fuel has 20 days prepare the engine for storage as follows drained reinstall the drain bolt and sediment cup if equipped Tighten securely 1 CLEANING Wait for engine to cool then clean engine with 3 LUBRICATION dry cloth NOTICE Do not clean using water The water will gradually enter the engine and cause rust damage Apply a thin coat b Clean out area around spark plug Remove of rust preventive oil to all metal parts spark plug and pour one tablespoon of engine oil into cylinder through spark plug hole a Change engine oil 2 FUEL c Replace spark plug but leave spark plug cap disconnected AA WARNING TO
9. of parts which are not authorized by 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 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 Fuel pump if so equipped iii Cold start enrichment system 2 Air Induction System i Intake pipe manifold ii Air cleaner 3 Ignition System i Spark p
10. or people who have impaired blood circulation to the hand past hand injuries nervous system disorders diabetes or Raynaud s Disease should not use this tool If you feel any medical or physical symptoms related to vibration such as tingling numbness and white or blue fingers seek medical advice as soon as possible For technical questions please call 1 800 520 0882 Do not smoke during use Nicotine reduces the blood supply to the hands and fingers increasing the risk of vibration related injury Wear suitable gloves to reduce the vibration effects on the user Use tools with the lowest vibration when there is a choice between different processes Include vibration free periods each day of work Grip tool as lightly as possible while still keeping safe control of it Let the tool do the work To reduce vibration maintain the tool as explained in this manual If any abnormal vibration occurs stop use immediately ITEM 69734 69737 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 o
11. 00 520 0882 Page 9 Engine Controls Dipstick Muffler Y We ie P D l Fuel Air Filter Cil Drain Plug ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 10 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 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 with a clean lint free rag 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 t
12. 8 Shroud 8B Shroud CylinderBody 598 Shiedlower 60B Protector 61B Switch Subassembly Stop Engine 62B Bot 638 Bot 648 Colar 658 Bot 668 Bot 67B CarbureorAssy 68B Gasket AirCleaner 69B Gasket Carburetor 70B Plate Carburetor Insulator 71B Gasket Carburetor Insulator 7B Nt 8B Cleane Ar 4B Jacket Rubber 5B Gasket ExhaustOulet 778 MuflerAssy 78B Tank Fuel 798 Fuel Strainer B0B Cover Fuel Tank B1B Outlet Subassembly Fuel Tank Oil 82B Clamp CS 838 Tube Fuel SS 85B Nut B6B Flywheel B7B PuleyStarter 888 Impeler B9B Flywheel Subassembly 908 Bott 918 Coiigntion 92B ControAssy 938 Bot 948 Spring Govemor 958 Rod Govemor 96B Spring Throttle Valve Returning 97B Bol Governor Support Poss Nut _ _ _ S S 998 Support Subassembly Governor 1008 One Way 101B 518
13. 9737 EPA CARB version 15 HandleBolt 2 16 SwvelNtt 2 F 17 Frame 0 0 0 1 18 Hose Record Products Serial Number 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 24 For technical questions please call 1 800 520 0882 ITEM 69734 69737 General Assembly Diagram Y y AN o o gt po aw lt a 1 1 MAINTENANCE ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 25 AONVNALNIVIN Pump Parts List Flange Plug 14A Plug Outlet Valve Description Screw M8x16 Flange Cid Description Ball When ordering replacement parts from this list the A suffix must be included in order to get the correct part Page 26 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Pump Assembly Diagram MAINTENANCE ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 27 AONVNALNIVIN Item 69734 Engine Parts List Part Patt Description 528 Valve Adjusting Nut 53B Nut Valve Lock 4B Spring Valve 558 Starter Assy Recol 568 Bot 57
14. IP ON ON Follow all safety precautions whenever diagnosing or servicing the equipment or engine MAINTENANCE ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 21 AONVNALNIVIN 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 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 inspec
15. LI Used to clean small areas Red Nozzle Figure Pencil Spray 2 Replace the Brass Pump Plug 14A with the Intense ind ud ps d hard au such aluminum Pump Breather Plug 59A and Dipstick IS wood 60A before first use The Pump Breather Plug 8 Connect the water supply to the Water Inlet must be used whenever the pressure washer is Connection on the Water Inlet Body 42A used The Brass Pump Plug without the breather The water source must be able to provide hole should be used for transporting only minimum of five gallons of clean cold water per 3 Attach the Handle 14 onto the Frame 17 minute at 20 PSI Only use a 5 8 inner diameter with the Handle Bolts 15 and Nuts 16 or larger hose that is rated to meet this capacity Detergent Inlet Pressure Regulator Knob 44A If using detergent Connection r Read detergent directions Connect one end of the Detergent Inlet Hose 8 to the Detergent Inlet Connection and the other end into the container Outlet holding the detergent Only use detergents specified Connector 35 for use with Pressure Washers The Pressure Washer will draw one gallon of detergent for Water Inlet every seven gallons of water Only use the Black Connection low pressure Nozzle when spraying detergents Figure 2 4 Attach the Hose 18 to the Outlet Connector 35A on the unit See Figure 2 ITEM 69734 69737 For technical questions please call 1 8
16. N Air Filter Element Maintenance Remove the air filter cover and the air filter elements and check for dirt Clean or replace as described below 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 Spark Plug Maintenance 3 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 Install the new filter or the cleaned filter Secure the Air Cleaner Cover before use Disconnect spark plug cap from end of plug Clean out debris from around spark plug 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 Page 18 Recommended Spark Plugs NGK 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 Specifications chart Do not pry
17. 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 ITEM 69734 69737 PACIFICHYDROSTAR 212cc GASOLINE POWERED PRESSURE WASHER KE 45 Using an engine indoors CAN KILL YOU IN MINUTES Engine exhaust contains carbon monoxide This is a poison you cannot see or smell go 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 When unpacking make sure that the product is intact and undamaged If any parts are missing or broken A WARNING please call 1 800 520 0882 as soon as possible Copyright 2012 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 D
18. Spark plug cap broken Circuit breaker tripped electric start models only Incorrect spark timing or faulty ignition system 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 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 Spark plug cap loose Incorrect spark plug gap or damaged spark plug Defective spark plug cap Old or low quality gasoline Incorrect compression 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 Check wire connections Re gap or replace spark plug Replace spark plug cap Use only fresh 87 octane unleaded gasoline Do not u
19. 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 4 Turn the Engine Switch on OPERATION 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 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 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 ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 13 NOILVHJdO 2 Under normal conditions use the following procedure 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 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 e
20. cidents are gt equipment during operation caused by poorly maintained equipment f 15 Keep the equipment engine and 23 Use the correct equipment for the application lt surrounding area clean at all times Do not modify the equipment and do not use the o 16 Use the equipment accessories etc in accordance equipment for a pupuse Tor which itis with these instructions and the manner intended for 254 The high pressure water flow can damage the particular type of equipment taking into account the work surface if not used properly Always the working conditions and the work to be performed test the spray in an open area first Use of the equipment for operations different from those intended could result in a hazardous situation 25 When dispensing detergent apply the detergent to the cleaning area at low pressure only 17 Do not operate the equipment with known Detergent dispensing only works when the leaks in the engine s fuel system spray wand is in the low pressure position 18 This product contains or when used produces a 26 Injection Hazard The high pressure chemical known to the State of California to cause water jet produced by this tool can cut cancer and birth defects or other reproductive harm skin or cause injury to hands or eyes California Health amp Safety Code 8 25249 5 et seq Do not allow spray to strike you and do not spray toward people or animals Do 19 WARNING The brass componen
21. contact local fire agencies for laws or regulations relating to fire prevention requirements Risk of accidental starting resulting in serious personal injury Turn the Power Switch of the equipment to its OFF position wait for the engine to cool and unplug the spark plug wire s before assembling or making any adjustments to the equipment Note For additional information regarding the parts listed in the following pages refer to the Assembly Diagram near the end of this manual Page 8 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Assembly 1 Operation of this equipment may create sparks 5 Pull the Collar at the end of the hose back that can start fires around dry vegetation A spark and attach the Gun 19 to the hose arrestor may be required The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements Screw the Wand 20 onto the Gun 19 and secure with the grommet 7 Choose the right Nozzle 5 for the job Pull back the quick connect collar and push the Nozzle onto the end of the Wand Make sure the quick Aluminum Pump connect collar locks the Nozzle in place Breather Plug Black Nozzle 59A Low Pressure Brass Pump Used with pressure washer detergent Plug 14A White Nozzle Wide Spray Used to clean very large areas Green Nozzle Medium Spray Used to clean large areas ou Yellow Nozzle gt Narrow Spray L
22. ecommended by Harbor Freight Tools for your model Accessories that may be suitable for one piece of equipment may become hazardous when used on another one 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 a piece of equipment Do not use a 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 Do not carry the spray handle with your finger on the trigger whether engine is operating or not Use this equipment with both hands only Using equipment with only one hand can easily result in loss of control 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 ITEM 69734 69737 Operating Precautions cont 13 Parts of the Pressure Washer especially 22 Before use check for misalignment or binding exhaust system components get very hot of moving parts breakage of parts and any during use Stay clear of hot parts other condition that may affect the equipment s operation If damaged have the equipment 14 Do not cover the engine or serviced before use Many ac
23. fornia Air Resources Board also known as CARB For warranty information refer to the last pages of this manual Page 2 For technical questions please call 1 800 520 0882 ITEM 69734 69737 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 DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury AWARN NG Indicates a hazardous situation which if not avoided could result in death or serious injury SAFETY 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 Symbol Definitions WARNING marking concerning Operate engine OUTSIDE and far away WARNING marking concerning VHS SANE marking concerning Risk of Eye Injury Wear ANSI approved Ris Ob Do not smoke while handling fuel safety goggles with side shields WARNING marking concerning Risk of Fire Do not refuel while operating Keep flammable objects away from engine Read the manual before set up and or use WARNING marking concerning 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 in
24. ge 28 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Item 69734 Engine Assembly Diagram c Z7 ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 29 MAINTENANCE AONVNALNIVIN Item 69737 Engine Parts List Part 57C 58C Shroud Cylinder Bod 60C Protector Oil 61C Switch Subassembly Stop Engine Shroud Cylinder Head 6 o lt o AIO oye amp 5 5 5 ro O lt im 59C Shield Lower 0 D m Partt Description Shroud 0 0 62C Bolt 63C 64C 65C 1 10 00 o 66C Bot o 67C Carburetor Ass 00 l Spark 6 eN 6112119121910 9100 Cylinder 68 69 0 1 73 75 Gasket The Second Supply Air Valve Flange 1 Valve One Wa Blo l o O NN ojo Fee ee ea ood Bes esd eal 2d od eed esd aed ead ead ed 515 0 lg 1919151519 595 5 9 5 S E E E lt 2 0 13 3 S 5 5 Sil II ok 2 9 o 719 8 lolol EA gt 5 8 U 2 o 9152 8 lt 0 I 019 8 3 3 8 9r ier 3 o 5 O NINNIN 4 Cover Crankcase
25. he proper level SAE 10W 30 oil is recommended for general use The SAE Viscosity Grade chart on page 17 in the Service section shows other viscosities to use in different average temperatures 6 Thread the dipstick back in clockwise NOTICE Do not run the engine with too little oil The engine will be permanently damaged Z lt nc Lu n Oo ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 11 NOILVHJdO Checking Pump Oil Level 1 The Oil pump is filled with 3 75 fl oz of SAE 10W 30 NON DETERGENT oil at the factory Under normal conditions there is no reason to add any oil or change the oil Turn off engine allow it to cool and disconnect the spark plug wire Twist the Dipstick on the Pump Breather Plug until the arrow on it lines up with the arrow on the Plug and remove the Dipstick Remove the Pump Breather Plug from the Pump Clear oil fill hole Figure B Look into the hole in the pump housing If a metal wheel can be seen extending into the hole SLOWLY pull the starter rope until the hole appears clear as shown above Checking and Filling Fuel Fill with oil z to here gt Figure C Wipe the Dipstick off with a clean dry cloth Insert the Dipstick into the pump housing and remove it The oil level should be at least to the lower L notch on the dipstick but not above the upper H notch Add SAE 10W 30 NON DETERGENT oil as
26. heck 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 __ od d o e Service more frequently when used in dusty areas Change engine oil Clean replace air cleaner These items should be serviced by a qualified technician PREDATOR ENGINES Page 16 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Checking and Filling Fuel AA WARNING TO PREVENT SERIOUS AAWARNING TO PREVENT FUEL INJURY FROM FIRE LEAKAGE AND FIRE HAZARD do not fill N Fill the fuel tank in a well ventilated area fuel above the bottom of fuel strainer away from ignition sources If the engine is hot from use shut the engine off and wait Note Do not use gasoline containing more than for it to cool before adding fuel 10 ethanol E10 Do not use E85 ethanol Do hotsioke Note Do not use gasoline that has been stored in a 1 Clean the Fuel Cap and the area around it metal fuel container or a dirty fuel container It can cause particles to enter the carburetor affecting Unscrew and remove the Fuel Cap engine performance and or causing damage 3 If needed fill the Fuel Tank to about 1 inch 4 Then replace the Fuel Cap under the fill neck of the Fuel Tank with 87 octane or higher unleaded gasoline Fill to the 5 Wipe up any spilled fuel and allow excess bottom of the fuel strainer ONLY
27. jury 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 ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 3 ALAAVS 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 Have multiple ABC class fire extinguishers nearby 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 The work area should have adequate drainage to reduce the possibility of a fall due to slippery surfaces Operating Precautions 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 1 NEVER use inside a home or garage EVEN IF doors and windows are open aS gt Only use OUTSIDE and far away from windows doors and vents Keep children away from the equipment
28. lug ii Magneto ignition system 4 Catalyst System if so equipped i X Exhaust pipe stud ii Muffler iii Catalytic converter if so equipped 5 Miscellaneous Items Used in Above Systems i Vacuum temperature and time sensitive valves and switches ii Hoses belts connectors and assemblies Page 23 MAINTENANCE AONVNALNIVIN Parts Lists and Diagrams 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 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 General Parts List Part Description Qty 2 Washer 2 3 Nut 2 4 Grommet 5 Nozze 6 jLabl Filter 1 8 DetergentiniletHose 1 9 Bot Lock Washer 4 Pump Assembl 12 Engine 1 Item 69734 EPA version Item 6
29. ne Engine backfires Impure or low quality gasoline Fill fuel tank with fresh 87 octane unleaded gasoline Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Engine too cold Use cold weather fuel and oil additives to prevent backfiring Intake valve stuck or overheated engine Have qualified technician diagnose and service engine Incorrect timing Check engine timing Does not produce Diameter of water supply hose too small Replace hose with a inch hose high pressure Water supply is restricted Check water supply hose for kinks leaks or blockage Not enough water supply Open water faucet all the way Output pressure varies 1 Not enough water supply Check water supply hose for kinks leaks or blockage Open faucet all the way Remove inlet screen and rinse out Remove Nozzle and clean Remove Nozzle and clean with vinegar Push firmly into injector Replace tube Water inlet screen is clogged Nozzle is clogged Nozzle has mineral build up No intake of Chemical hose not properly inserted into unit chemicals Switch to black Nozzle Turn collar counterclockwise Clean strainer Clean Nozzle Dissolve by running warm water through the injection tube 7 Dried chemicals in injector Run clean water through injector until clear Tube cracked or split Wrong Nozzle Injector turned off Injection tube strainer clogged Nozzle blocked oak WN A
30. nect collar and push the Nozzle onto the end of the Wand Make sure the quick connect collar locks the Nozzle in place Turn the water supply on and hold down the Trigger to start the stream Be aware that when it is first started the gun will kick It is best to start at a low pressure setting and adjust the pressure upwards Test spray the edge of the surface to be cleaned first to make sure that the stream is not too strong for the surface If the stream damages the surface turn the Pressure Regulator Knob counterclockwise to reduce the pressure Moving further away from the surface being cleaned will also reduce the pressure being applied to the surface If the stream is still too strong turn the engine off turn the water supply off discharge the excess pressure from the gun by squeezing the Trigger and change to a lower pressure Nozzle To increase the pressure turn the Pressure Regulator Knob clockwise Hold the Wand at about a 45 angle when cleaning spraying the surface directly could embed dirt into the surface especially with the high pressure Nozzles Spray at a distance of about three to five feet ITEM 69734 69737 8 9 10 11 12 13 14 15 16 For technical questions please call 1 800 520 0882 Clean vertical and sloped surfaces from the top down When cleaning horizontal surfaces occasionally use the stream to clear the area of excess water CAUTION Do not allow the Pressure
31. needed Thread the Pump Breather Plug back into the pump Align the arrow on the Dipstick with the arrow on the Plug insert it and twist it to secure Reconnect the spark plug wire AAWARNING TO PREVENT SERIOUS INJURY FROM FIRE Fill the fuel tank in a well ventilated area hot from use shut the engine off and wait for it to cool before adding fuel Do not smoke 1 Clean the Fuel Cap and the area around it Unscrew and remove the Fuel Cap If needed fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with 87 octane or higher unleaded gasoline Page 12 away from ignition sources If the engine is 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 5 For technical questions please call 1 800 520 0882 Then replace the Fuel Cap 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 ITEM 69734 69737 Starting the Engine 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
32. ols Emission Control Defects Warranty Provisions 1 ITEM 69734 69737 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 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 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 warranty 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
33. quipment 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 an emergency turn the Engine Switch off a Slide the Throttle or Speed Control Lever to SLOW the turtle b Turn the Engine Switch off c Close the Fuel Valve Page 14 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Pressure Washer Operation AWARNING Do not direct spray from the pressure washer at a person or an animal The water stream could cause serious injury CAUTION Use the pressure washer only on surfaces able to withstand the force of the spray 1 Replace the non vented brass oil plug with the aluminum Pump Breather Plug before first use The Pump Breather Plug must be used whenever the pressure washer is used The brass oil plug without the breather hole should be used for transporting only Choose the Nozzle that best meets the needs of the job Only use the Nozzles on surfaces capable of withstanding the force of the spray Only use the Black Nozzle when using pressure washer detergent The power of the other Nozzles will propel mist back at the operator and can embed detergent into the surface Pull back the quick con
34. r any procedures that you are uncertain about your ability to perform safely or correctly 11 Store equipment out of the reach of children 12 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 not refill the fuel tank while the engine is running or hot 3 TO PREVENT FUEL LEAKAGE AND FIRE HAZARD do not fill fuel above the bottom of fuel strainer 4 Do fuel tank to the top Leave a little room for the fuel to expand as needed 5 Refuel in a well ventilated area only 6 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 69734 69737 For technical questions please call 1 800 520 0882 Page 7 SETUP 9115 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
35. r 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 Keep the high pressure hose connected to the pressure washer and spray gun while the System is pressurized Disconnecting the pressure hose while the unit is pressurized is dangerous and may cause injury 6 Do not allow the high pressure hose to come in contact with any hot part of the unit The hose might be damaged possibly causing it to burst or leak under high pressure 7 Maintain labels and nameplates on the equipment These carry important information If unreadable or missing contact Harbor Freight Tools for a replacement 8 If water is leaking out of the Pressure Washer immediately turn off the unit Unplug the Pressure Washer and discharge all pressure before tightening fittings or having repair work done by a qualified technician 9 When the engine is running do not allow the Pressure Washer to remain idle for more than two minutes If allowed to remain idle the water in the unit will heat up possibly causing damage to the Pressure Washer 10 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 o
36. se gasoline with more than 10 ethanol E15 E20 E85 etc Diagnose and repair compression Use Engine will not start COMPRESSION RELATED section Follow all safety precautions whenever diagnosing or servicing the equipment or engine Page 20 For technical questions please call 1 800 520 0882 ITEM 69734 69737 Possible Causes Probable Solutions Engine stops 1 Low oil shutdown Fill engine oil to proper level Check suddenly engine oil before EVERY use Fuel tank empty or full of impure or low quality Fill fuel tank with fresh 87 octane gasoline unleaded gasoline Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Defective fuel tank cap creating vacuum Test replace fuel tank cap preventing proper fuel flow Faulty magneto Have qualified technician service magneto Disconnected or improperly Secure spark plug cap connected spark plug cap Engine stops when Dirty air filter Clean or replace element under heavy load Engine running cold Allow engine to warm up prior to operating equipment Engine knocks Old or low quality gasoline Fill fuel tank with fresh 87 octane unleaded gasoline Do not use gasoline with more than 10 ethanol E15 E20 E85 etc Engine overloaded Do not exceed equipment s load rating Incorrect spark timing deposit buildup worn Have qualified technician diagnose engine or other mechanical problems and service engi
37. see below 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 CAUTION 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 Full level Full level 2 Close the Fuel Valve 3 Place a drain pan not included underneath the crankcase s drain plug 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 4 Remove the drain plug and if possible tilt the crankcase slightly to help drain the oil out Recycle used oil 5 Replace the drain plug and tighten it SAE Viscosity Grades 6 Clean the top of the Dipstick and the area around it BENE HERI Remove the Dipstick by threading it counterclockwise 30 and wipe it off with a clean lint free rag E 10W 30 20 0 20 40 60 80 100 F Average outdoor temperature MAINTENANCE 8 Thread the dipstick back in clockwise CAUTION Do not run the engine with too little oil The engine will be permanently damaged ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 17 AONVNALNIVI
38. tion 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 Control System Warranty United States Emission Control Defects Warranty Statement for Model 69734 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 1997 and later Small Off Road Engine herein engine Within the United States new off road spark ignition engines certified for model year 1997 and later must be designed built and equipped to meet the stringent anti smog 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
39. 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 performed by a qualified technician for safety If you have any doubts about your ability to safely Many maintenance procedures including any not detailed this manual will need to be 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 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 Procedure EU ped 20 UU hr of use hr of use Brush off outside of engine RE p a SS Check engine oil level Check air cleaner p Check deposit cup p I EE i Check and clean spark plug _ 1 C
40. ts of this not spray the tool itself or any electrical wiring product contain lead a chemical known to the State of California to cause birth defects receptacle or other reproductive harm California 27 This Pressure Washer is intended for Health amp Safety code 25249 5 et seq outdoor residential use only 20 When spills of fuel or oil occur they must be 28 In case of an emergency during use immediately cleaned up immediately Dispose of fluids and release the trigger on the spray handle turn cleaning materials as per any local state or the engine off and then shut off gas supply federal codes and regulations Store oil rags in to the engine Do not set the spray handle a bottom ventilated covered metal container down without turning off the engine 21 Keep hands and feet away from moving parts Do not reach over or across equipment while operating ITEM 69734 69737 For technical questions please call 1 800 520 0882 Page 5 ALAAVS Page 6 Vibration Hazard This tool vibrates during use Repeated or long term exposure to vibration may cause temporary or permanent physical injury particularly to the hands arms and shoulders To reduce the risk of vibration related injury Anyone using vibrating tools regularly or for an extended period should first be examined by a doctor and then have regular medical check ups to ensure medical problems are not being caused or worsened from use Pregnant women
41. ue 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 ALAAVS Table of Contents Specifications 2 Maintenance 16 SIVE 3 20 8 nte 22 rufo ore 11 Parts Lists and Diagrams 24 Specifications Quick Connect 0 15 25 40 Soap Nozzle 87 octane unleaded gasoline 1 Gallon 3 6L Engine Oil v included Rotation viewed from PTO power takeoff the output shaft Spark Plug Valve Clearance 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 Item 69734 The emission control system for this Pressure Washer s engine is warranted for standards set by the U S Environmental Protection Agency For warranty information refer to the last pages of this manual Item 69737 The emission control system for this Pressure Washer s Engine is warranted for standards set by the U S Environmental Protection Agency and by the Cali
42. warrantable condition exists HFT will repair your engine at no cost to you including diagnosis parts and labor Page 22 For technical questions please call 1 800 520 0882 California and United States Emission Control Defects Warranty Statement for Model 69737 The California Air Resources Board herein CARB 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 1995 and later Small Off Road Engine herein engine In California the engine must be designed built and equipped to meet the State s stringent anti smog standards Elsewhere within the United States new off road spark ignition engines certified for model year 1997 and later 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 1995 and later engines are warranted for two 2 years If any emission related part on
43. your engine is defective the part will be repaired or replaced by HFT ITEM 69734 69737 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 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 1 800 520 0882 Harbor Freight To
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