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Honda Power Equipment HHT35S Brush Cutter User Manual

1. LEER PEL ENEEEEEEEEEEEEER AO ENEEEENENENENEA ee PE 0 FS See page 41 for instructions on assembling your Trimmer Brush Cutter immer A or Owner s Manual HHT25S HHT35S Tr your computer 04 A BENI RUE EEE EEE TT TE TT EE 2002 2006 American Honda Motor Co Inc All Rights Reserved Click here to save thi manual to F t WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Keep this owner s manual handy so you can refer to it at any time This owner s manual is considered a permanent part of the trimmer brush cutter and should remain with the trimmer brush cutter if resold The information and specifications included in this publication were in effect at the time of approval for printing American Honda Motor Co Inc reserves the right however to discontinue or change specifications or design at any time without notice and without incurring any obligation whatever No part of this publication may be reproduced without written permission INTRODUCTION Congratulations on your selection of a Honda trimmer brush cutter We are certain you will be pleased with yo
2. 4 Cooling fin inspection 39 Cutting attachments ApplIeallOLIs o yore 9 Blades and shields 8 rannan 29 Installing replacement line 29 Recommendations 7 Cutting head Problems ss 51 Replacing bump feed head 32 Replacing manual feed 30 D Damage prevention message definition 1 Dealer locator information 59 Debris shield Cialis ee nt cece eames qued th ed 36 SAO S 21 Description of controls 11 Distributors Wattrarnby ace nte t 60 E Emission control system 55 Emissions Warranty E 62 Engine Fuel recommendations 39 OIL ehang 26 CI level 26 Oil recommendations 27 Operating problems 51 Priming bulb sentada 12 Serial number 53 WIG ID 11 Frame serial number 53 Fuel Additive to extend storage life 49 iio o pecan to e er MEUS 49 Gasoline recommendations
3. 55 SPECIFICATIONS een SAFE OPERATING 17 STARTING THE ENGINE 442 0 02 22 17 STOPPING THE ENGINE emm 19 TRIMMER HARNESS QUICK DISCONNECTION 19 TRIMMER 19 SAFE OPERATING PRACTICES 21 OPERATING 22 SERVICING YOUR TRIMMER THE IMPORTANCE OF MAINTENANCE 24 MAINTENANCE SAFETY 24 MAINTENANCE SCHEDULE 25 ENGINE eite it ed dep 26 CUTTING ATTACHMENTS ee 29 FUEL SYSTEM etse 39 ASSEMBLY IMPORTANCE OF PROPER ASSEMBLY 41 IMPORTANT SAFETY PRECAUTIONS 41 42 LOOSE PARTS 24 205 ee tante aote endet nen 42 TRIMMER ASSEMBLY 43 BLADE COVER REMOVAL 46 BLADE COVER INSTALLATION 46 ENGINE reete denial 47 BEFORE 47 TRIMMER SAFETY IMPORTANT SAFETY INFORMATION The Honda 255 and HHT35S trimmer brush cutters are designed to cut grass weeds brush and or wood if equipped with an
4. 58 TECHNICAL amp CONSUMER INFORMATION CONSUMER INFORMATION Dealer Locator Information To find an Authorized Honda Servicing Dealer anywhere in the United States Call 800 426 7701 or visit our website www hondapowerequipment com dealer Customer Service Information Honda Power Equipment dealership personnel are trained professionals They should be able to answer any question you may have If you encounter a problem that your dealer does not solve to your satisfaction please discuss it with the dealership s management The Service Manager or General Manager can help Almost all problems are solved in this way If you are dissatisfied with the decision made by the dealership s management contact the Honda Power Equipment Customer Relations Office You can write American Honda Motor Co Inc Power Equipment Division Customer Relations Office 4900 Marconi Drive Alpharetta GA 30005 8847 Or telephone 770 497 6400 M F 8 30 a m 8 00 p m EST When you write or call please give us this information Model and serial numbers page 53 Name of the dealer who sold the trimmer to you Name and address of the dealer who services your trimmer Date of purchase Your name address and telephone number Adetailed description of the problem Honda Publications These publications will give you additional information for maintaining and repairing your trimmer Shop Manual This manual
5. The operator presence lever blocks the throttle trigger This safety feature prevents unintentional throttle operation if the trimmer is bumped while the operator s hand is not on the control handle STOP O OPERATOR PRESENCE When the operator presses the presence lever by gripping the control handle the trigger moves freely IGNITION SWITCH Throttle Trigger The throttle trigger controls engine speed THROTTLE TRIGGER Pulling the throttle trigger toward the control handle grip increases engine speed The trimmer will have the greatest cutting force at maximum engine speed Releasing the throttle trigger reduces engine speed At idle the cutting attachment should coast to a stop cutting attachment rotates 11 CONTROLS amp EQUIPMENT Throttle Set Button The throttle set button is used to hold the throttle trigger at the fast idle position for starting Do not allow the cutting line or blade to contact any obstruction when starting the engine with the throttle set button engaged To engage the throttle set button press the operator presence lever by gripping the control handle pull the throttle trigger then press and hold the throttle set button while releasing the throttle trigger To disengage the throttle set button simply pull the throttle trigger The throttle set button automatically disengages when the throttle trigger is pulled Do not use the throttle set button while operating
6. Make sure the engine is off before you begin any maintenance or repairs This will help eliminate several potential hazards Carbon monoxide poisoning from engine exhaust sure there is adequate ventilation whenever you run the engine Burns from hot parts Let the engine and exhaust system cool before touching Injury from moving parts Do not run the engine unless the instruction tells you to do so Even then keep your hands fingers and clothing away from moving parts Do not run the engine when any protective guard or shield is removed To reduce the possibility of a fire or explosion be careful when working around gasoline or batteries Use only a nonflammable solvent not gasoline to clean parts Keep all cigarettes sparks and flames away from all fuel related parts 41 ASSEMBLY UNPACKING Carefully remove the trimmer and loose parts from the carton and compare the loose parts with the inventory list below Tools Required U type handlebar only A 4 mm hex wrench 8 and 17 mm sockets 0 to 25 ft lb torque wrench LOOSE PARTS Check all loose parts against the following list Contact your authorized Honda servicing dealer if any of the loose parts shown are not included with your trimmer Ref ae Loop U type No Description n handle handlebar Oty 1 Owner s Manual 1 2 Goggles 1 3 Oil bottle 1 4 Single strap shou
7. 39 FelHeliFig 39 G Gasoline recommendations 39 ONON SWITCH sieniniai 11 Inspection before trimming cutting Shoulder harness 16 etse nas dg x 15 Trimming cutting area 14 K PRICK ACI 22 L Loop handle Installing safety equipment 21 Metal blade and barrier kit 8 63 INDEX M Maintenance qtd o idt 27 CM 26 Fuel system sss 39 le N 1 cm 25 quere d Doe ee ei emt io 24 crm T Er 24 MCHEOUIC assai tor oa ice e e pe Doce 25 Spark plug ev as a 37 Throttle CADIS 22 cto es 28 O Oil engine CHANGING 26 Level 26 Recommendations 27 Operating the trimmer 19 Brush 23 Scy DIDI diets 22 SIODOS cuo tet coe 23 EMEN 22 Operator presence lever 11 Oxygenated fuels 54 P Parts etai ete bets 59 Replacement list 5
8. BLADE GRASS WEED BLADE BRUSH WOOD BLADE DEBRIS SHIELD RECOMMENDED CUTTING ATTACHMENTS Brush Wood Blade Cover Installation and Removal 1 Install the blade cover over the blade so half the blade is covered To prevent the post end from interfering with the debris shield pull the post end away from the blade and set it on top of the blade as shown Turn the blade cover slowly until the post end BLADE POST END DEBRIS SHIELD clears the debris shield 2 Reposition the post end over the blade 3 With the blade cover fully seated on the blade latch the tab over the post Remove the blade cover in the reverse order of installation CUTTING ATTACHMENT APPLICATIONS BLADE COVER Line Size Blade Diameter HHT25S 0 095 9 HHT35S 0 095 or 0 105 9 or 10 GRASS AND LIGHT WEEDS OK OK OK NO THICK WEEDS AND LIGHT BRUSH Wu NO NO OK NO WOODY BRUSH SHRUBS SAPLINGS fi ME N E A NO NO NO OK Your Honda trimmer servicing dealer has cutting attachments that have been designed and approved for your trimmer and are covered by warranty Non Honda attachments are usually designed for universal applications Although aftermarket attachments may fit on your trimmer they may not meet factory specifications and could make your trimmer unsafe 9 CONTROLS amp EQUIPMENT COMPONENT amp CONTROL LOCATIONS LOOP TYPE HANDLE C
9. contact information Exclusions Failures other than those resulting from defects in material or workmanship are not covered by this warranty This warranty does not extend to emission control systems or parts which are affected or damaged by owner abuse neglect improper maintenance misuse misfueling improper storage accident and or collision the incorporation of or any use of any add on or modified parts unsuitable attachments or the unauthorized alteration of any part This warranty does not cover replacement of expendable maintenance items made in connection with required maintenance services after the item s first scheduled replacement as listed in the maintenance section of the product owner s manual such as spark plugs and filters Disclaimer of Consequential Damage and Limitation of Implied Warranties American Honda Motor Co Inc and Honda Canada Inc disclaim any responsibility for incidental or consequential damages such as loss of time or the use of the power equipment or any commercial loss due to the failure of the equipment and any implied warranties are limited to the duration of this written warranty This warranty is applicable only where the California U S EPA or Environment Canada Emission Control System Warranty regulation is in effect Emission Control System Warranty Parts SYSTEMS COVERED BY THIS WARRANTY Fuel Metering PARTS DESCRIPTION Carburetor assembly includes starting enrichm
10. 028 in 0 60 0 70 mm SEALING WASHER 37 SERVICING YOUR Spark Arrester Service The spark arrester must be serviced every 100 hours to keep it functioning as designed If the engine has been running the muffler will be very hot Allow the muffler to cool before servicing the spark arrester 1 Remove the 5 x 12 mm hex bolt and top cover 2 Remove the two 4 x 6 mm self tapping screws from the spark arrester and remove the spark arrester from the muffler 3 Usea brush to remove carbon deposits from the spark arrester screen Be careful to avoid damaging the screen The spark arrester must be free of breaks and holes Replace the spark arrester if it is damaged 4 Install the spark arrester top cover and 5 x 12 mm hex bolt and tighten securely SPARK ARRESTER 5 32 in 4 mm HEX WRENCH commercially available 5 x 12mm HEX BOLT TOP COVER MUFFLER SPARK 38 4x6 mm SELF TAPPING SCREWS MUFFLER FUEL SYSTEM Refueling Fuel tank capacities HHT25S 0 13 US gal 16 9 fl oz 0 50 HHT35S 0 17 US gal 22 0 fl oz 0 65 Check the fuel level by looking through the translucent fuel tank If the fuel level is low refuel in a well ventilated area with the engine stopped If the engine has been running allow it to cool first To refuel rest the trimmer on the ground with the fuel tank cap facing up as shown Remove the fuel
11. 2 SPACER 2 Lit 3 32 2 3 mm thick 2 BRUSH WOOD BLADE DEBRIS SHIELD Spark Plug Service Recommended spark plug CMR5HSB NOTICE Incorrect spark plugs can cause engine damage 1 Remove the 5 x 12 mm hex bolt and top cover 2 Disconnect the spark plug cap and remove any dirt from around the spark plug area 3 Remove the spark plug with a 5 8 inch spark plug wrench 4 Inspect the spark plug Replace it if the electrodes are worn or if the insulator is cracked or chipped 5 Measure the spark plug electrode gap with a suitable gauge The gap should be 0 024 0 028 in 0 60 0 70 mm Correct the gap if necessary by carefully bending the side electrode 6 Install the spark plug carefully by hand to avoid cross threading 7 After the spark plug seats tighten with a 5 8 inch spark plug wrench to compress the washer If reinstalling the used spark plug tighten 1 8 1 4 turn after the spark plug seats If installing a new spark plug tighten 1 2 turn after the spark plug seats NOTICE A loose spark plug can overheat and damage the engine Overtightening the spark plug can damage the threads in the cylinder head 8 Attach the spark plug cap 9 Install the top cover and 5 x 12 mm hex bolt and tighten securely SERVICING YOUR TRIMMER 5 32 in 4 mm HEX WRENCH commercially available 5x12mm HEX BOLT SPARK PLUG CAP SPARK PLUG CAP GAP 0 024 0
12. Don t hang the trimmer by the gear case or cutting head or they may be damaged 50 TAKING CARE UNEXPECTED PROBLEMS Engine Will Not Start Possible Cause Ignition switch is in the STOP position Correction Turn the ignition switch ON 1 Choke is not in the CLOSED position cold engine Move the choke to the CLOSED position Out of fuel Add fuel and press the priming bulb to fill the carburetor Bad fuel trimmer stored without treating or draining gasoline refueled with bad gasoline Drain the fuel tank and carburetor refuel with fresh gasoline Spark plug is faulty fouled or has incorrect gap Clean gap or replace the spark plug Fuel filter clogged carburetor malfunction ignition malfunction valves stuck etc Low Power or Engine Speed Won t Increase Possible Cause Replace or repair faulty components as needed Correction Air filter is dirty or clogged Clean or replace the air filter Fuel filter is dirty or clogged Throttle cable is out of adjustment broken or bent Replace the fuel filter Adjust the cable or replace it if necessary Spark arrester screen clogged Clean the screen Grass is wrapped around the output shaft and or cutting attachment Blade or Cutting line Head Won t Stop Turning When the Throttle is at Slow Position Move the ignition switch to the STOP O position and
13. If the gasoline in your trimmer deteriorates during storage you may need to have the carburetor and other fuel system components serviced or replaced The length of time that gasoline can be left in your fuel tank and carburetor without causing functional problems will vary with such factors as gasoline blend your storage temperatures and whether the fuel tank is partially or completely filled The air in a partially filled fuel tank promotes fuel deterioration Very warm storage temperatures accelerate fuel deterioration Fuel deterioration problems may occur within a few months or even less if the gasoline was not fresh when you filled the fuel tank The Distributors Limited Warranty does not cover fuel system damage or engine performance problems resulting from neglected storage preparation You can extend fuel storage life by adding a gasoline stabilizer that is formulated for that purpose or you can avoid fuel deterioration problems by draining the fuel tank and carburetor Adding Fuel Stabilizer to Extend Fuel Storage Life When adding a fuel stabilizer fill the fuel tank with fresh gasoline If only partially filled air in the tank will promote fuel deterioration during storage If you keep a container of gasoline for refueling be sure that it contains only fresh gasoline Add fuel stabilizer following the manufacturer s instructions After adding a fuel stabilizer run the engine outdoors for 10 minutes to be su
14. It may also damage metal rubber and plastic parts of your fuel system If you notice any undesirable operating symptoms try another service station or switch to another brand of gasoline Fuel system damage or performance problems resulting from the use of an oxygenated fuel containing more than the percentages of oxygenates mentioned above are not covered under the Distributor s Limited Warranty 54 TECHNICAL amp CONSUMER INFORMATION EMISSION CONTROL SYSTEM Source of Emissions The combustion process produces carbon monoxide oxides of nitrogen and hydrocarbons Control of hydrocarbons and oxides of nitrogen is very important because under certain conditions they react to form photochemical smog when subjected to sunlight Carbon monoxide does not react in the same way but it is toxic Honda utilizes lean carburetor settings and other systems to reduce the emissions of carbon monoxide oxides of nitrogen and hydrocarbons The U S California Clean Air Act and Environment Canada EPA California and Canadian regulations require all manufacturers to furnish written instructions describing the operation and maintenance of emissions control systems The following instructions and procedures must be followed in order to keep the emissions from your Honda engine within the emissions standards Tampering and Altering Tampering with or altering the emissions control system may increase emissions beyond the legal li
15. LEVEL 4 Screw in the oil filler cap dipstick securely Engine Oil Change Drain the used oil while the engine is warm Warm oil drains quickly and completely 1 Place a suitable container below the engine to catch the used oil then remove the filler cap dipstick and drain the used oil through the filler opening Allow the used oil to drain completely Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take used oil in a sealed container to your local recycling center or service station for reclamation Do not throw it in the trash or pour it on the ground or down a drain 2 With the engine in an upright position fill to the edge of the oil filler hole with the recommended oil see page 27 3 Screw in the filler cap dipstick securely 26 SERVICING YOUR TRIMMER Engine Oil Recommendations Oil is a major factor affecting performance and service life Use 4 stroke automotive detergent oil SAE 10W 30 is recommended for all temperatures within the recommended operating range for these trimmers The recommended operating range extends from 23 F 5 C to 104 F 40 The SAE oil viscosity and service classification are on the API label on the oil container Honda recommends that you use API SERVICE category SJ or later Air Filter Check Squeeze the air cleaner latch tabs and remove the air cleaner cover Check the filter to be sure it is clean and in good con
16. covers complete maintenance and overhaul procedures It is intended to be used by a skilled technician Available through your Honda dealer or through Helm Inc at 888 292 5395 or visit www hondapowerequipment com product manuals Parts Catalog This manual provides complete illustrated parts lists and is available through your Honda dealer Replacement Parts Optional Equipment and Service Items Contact an authorized Honda servicing dealer to purchase any of these or other genuine original Honda items Replacement Parts Item Part Number Notes Air cleaner element 17211 Z0H 000 Spark plug 31915 Z0H 003 NGK CMR5H Cutting line manual feed 72512 095 0855Q 095 spool Cutting line semi matic bump feed 72512 095 0285Q 095 doughnut Optional Equipment Item Part Number Notes Fast funnel 08C25 FST 000 Disposable and spill free ECO gas can 06176 0020 2 gallon spill con trol type CARB Barrier kit 06631 VH8 740 Use with saw blade Service Items Item Part Number Notes SAE 10W 30 engine oil 08207 10W30 Genuine Honda recommended oil Fuel stabilizer 08732 0001 For long term storage 59 TECHNICAL amp CONSUMER INFORMATION Distributor s Limited Warranty This warranty is limited to the following Honda Power Equipment products when distributed by American Honda Motor Co Inc Power Equipment Division 4900 Marconi Dri
17. disconnect the spark plug cap from the spark plug Remove grass from the output shaft and cutting attachment area Possible Cause Correction Fault in the throttle control or cable throttle cable out of adjustment or bent Check the throttle control parts adjust or replace the cable if necessary Idle speed is too fast Adjust the idle speed Broken or worn clutch springs or faulty clutch system Replace the clutch springs or replace or repair other clutch system parts 51 TAKING CARE UNEXPECTED PROBLEMS Blade or Cutting line Head Won t Turn Possible Cause Correction Worn or broken clutch broken drive cable worn or broken gear case parts Replace or repair faulty components as needed Excessive Vibration Possible Cause Correction Loose cutting line head or blade nut Tighten the cutting line head or blade nut securely Cutting line is not wound properly or has unequal line lengths Rewind the cutting line and cut to equal lengths Damaged blade Replace the blade 52 TECHNICAL amp CONSUMER INFORMATION TECHNICAL INFORMATION This chapter contains important information about serial number locations high altitude operation oxygenated fuels and emissions control systems Serial Number Locations There are two serial numbers one for the trimmer and one for the engine Record these numbers in the sp
18. hp 1 2 kW at 7 000 rpm Maximum torque 0 92 ft lbs 1 25 at 5 000 rom 1 4 ft lbs 1 9 Nem at 5 500 rom Ignition system Transistorized magneto Spark plug NGK CMR5H Starting system Recoil Fuel Unleaded gasoline 86 octane or higher Fuel tank capacity 0 13 US gal 16 9 fl oz 0 50 2 0 17 US gal 22 0 fl oz 0 652 Fuel consumption 0 55 Ib hph 340 g kWh 250 g psh 0 59 Ib hph 360 g kWh 265 g psh Oil capacity 2 7 fl oz 80 cc 3 4 fl oz 100 cc Carburetor type Diaphragm type overflow return with fuel pump Air cleaner Single element semi dry Idle speed 3 100 200 rpm Horsepower rating shown as maximum power output at 7 000 rpm is in accordance with SAE J1995 Actual engine power will be lower Engine power depends on accessories operating speeds operating conditions and other variables FRAME HHT25S HHT35S Ignition switch Slide type Throttle control Two motion trigger style Frame OD 1 0 in 25 4 mm pipe Thickness 0 059 in 1 5 mm Material Flexible steel cable Type OD 0 25 in 6 3 mm Drive Engagement 0 20 in 5 mm square drive both ends Material Nylon Length 57 5 in 1460 mm Gear Ratio 1 24 input shaft 1 output shaft case Type Ball bearings helical cut gears no shims required Size 2 18 in 55 2 mm 3 09 in 78 4 mm Clutch Engagement 4 200 200 rpm Drive Square female Type Centrifugal
19. humidity because that promotes rust and corrosion With the engine and exhaust system cool cover the trimmer to keep out dust A hot engine and exhaust system can ignite or melt some materials Do not use sheet plastic as a dust cover A non porous cover will trap moisture promoting rust and corrosion REMOVAL FROM STORAGE Check your trimmer as described in the OPERATION chapter of this manual If the fuel was drained during storage preparation fill the tank with fresh gasoline If you keep a container of gasoline for refueling be sure that it contains only fresh gasoline Gasoline oxidizes and deteriorates over time causing hard starting If the cylinder was coated with oil during storage preparation the engine will smoke briefly at startup This is normal 49 TRANSPORTING BEFORE LOADING If the engine has been running allow it to cool for at least 15 minutes before loading the trimmer on the transport vehicle A hot engine and exhaust system can burn you and can ignite some materials Always turn the ignition switch to the STOP O position Make sure the fuel cap is securely tightened LOADING The trimmer may be secured by suitable clamps hangers or straps Secure the trimmer by at least two points along the frame pipe Avoid securing the trimmer by the engine cutting head gear case or handle area The trimmer should be secured in a horizontal position with the engine upright as shown
20. jolt received by the operator can result in further loss of control To reduce the risk of loosing control use metal blades on trimmers equipped with a U type handlebar or install the barrier bar optional part on trimmers equipped with a loop handle Replace or resharpen dull blades Dull blades are more likely to bind in the cut and cause blade thrust Watch out for hidden obstacles such as rocks stumps roots etc that could cause the blade to kick back if struck Blade thrust is more likely to occur in areas where it is difficult to see what is being cut Understand the reaction forces of the blade When using a brush blade to saw through heavy brush and small saplings saw with the side of the brush blade that is moving toward you and tends to pull the trimmer away from you Blades on Honda 255 and HHT35S trimmers rotate counterclockwise as viewed from the operator s position Therefore the left side of the blade is moving toward you With these trimmers sawing with the left side of a brush blade will give you better control and less risk of kickback though it will throw the sawdust toward you Cut from the side of saplings that will cause them to fall away from the trimmer This will help prevent the blade from binding in the cut and kicking back Accelerate the engine to maximum speed before starting the cut and saw through with uniform pressure OPERATING TIPS Scything Swing the trimmer in a level arc by rota
21. modifications or install any attachments be sure to read the following information Attachments Your Honda trimmer servicing dealer has cutting attachments debris shields barrier kits and shoulder harnesses that have been designed and approved for your trimmer and are covered by warranty Non Honda attachments are usually designed for universal applications Although aftermarket attachments may fit on your trimmer they may not meet factory specifications and could make your trimmer unsafe Modifications Do not remove the debris shield or modify your trimmer in any way that would alter its design or operation This could make your trimmer unsafe TRIMMER SAFETY IMPORTANT MESSAGE TO EMPLOYERS As an employer you have special responsibilities to the people who work for you Before you ask anyone to operate this trimmer brush cutter you need to determine whether the operator is old enough large enough and strong enough to safely handle and control the trimmer brush cutter If you decide he she is make sure the employee s read and understand all instructions and warnings in this manual and on the labels before operating the trimmer brush cutter Allow adequate time for hands on training by a qualified instructor and personally supervise practice sessions until you feel sure the employee is ready to operate the trimmer brush cutter Also be sure employees wear proper clothing eye and hearing protection an
22. 9 Priming bulb as oeste 12 PubliCallofis irt uio c dee 59 R Recoil starter 12 Replacement parts 55 S Safe operating practices 21 Safety Attachments and modifications 5 Important message to employers 5 Important safety information 4 17 Safety label locations 6 Serial Durb6ts ues oerte Een neta iens 53 Shop manual ordering 59 64 Shoulder harness s onim e Rr Reed 13 AUSTEN o price erc ears 16 Quick disconnection 19 Quick release latch 13 Spark plug service 37 Specifications 57 Starting problems 51 Starting the engine enn 17 Stopping the engine 19 iier E 48 T Throttle Cable inspection adjustment 28 Operation cot oce hae coc tema sis 11 20 Transporting td eA 50 Trimmer head Removing installing 34 V VIDFAUONS 52 Warranty Accessories amp parts 61 Distributors across E En 60 EMI
23. D Adjusting the Harness Adjust the harness so the quick release latch is at your right hip as shown QUICK RELEASE LATCH QUICK RELEASE LATCH SINGLE STRAP SHOULDER HARNESS 16 Balancing the Trimmer on the Shoulder Harness Hang the trimmer on the harness hook and see how it balances Adjust the shoulder harness the harness hanger on the frame pipe and the loop handle or U type handlebar so the handle or handlebars are ina comfortable operating position and the trimmer hangs with its cutting attachment a few inches above the ground see page 19 A few inches above the ground GROUND A OPERATION SAFE OPERATING PRECAUTIONS Before operating the trimmer for the first time please review the SAFETY INFORMATION chapter on page 4 BEFORE OPERATION chapter starting on page 14 Even if you have operated other trimmers take time to become familiar with the operation of this trimmer s controls and handling For your safety avoid starting or operating the engine in an enclosed area such as a garage Your engine s exhaust contains poisonous carbon monoxide gas which can collect rapidly in an enclosed area and cause illness or death If the trimmer starts to shake or vibrate stop the engine immediately After the cutting head has completely stopped inspect it to determine the cause of the vibration Sudden vibration is a sign of a hazardous problem such as a loose or damaged blad
24. EQUIPPED WITH LOOP HANDLE TYPE EQUIPPED WITH U TYPE HANDLEBAR RECOMMENDED CUTTING ATTACHMENTS CUTTING LINE HEADS AND SHIELDS CUTTING LINE HEAD NYLON MONOFILAMENT LINE A cutting line head containing nylon monofilament line and a debris shield with a cutoff knife is standard equipment The shield s cutoff knife automatically removes any excess line that is released from the cutting head The U type handlebar trimmers are supplied with two different debris shields Use the debris shield with the cutoff knife when the cutting line head is installed Nylon monofilament line is suitable for cutting grass and ordinary weeds but not brush and CUTOFF KNIFE woody growth inside the debris shield DEBRIS SHIELD Manual Feed Cutting Line Head Line is released from the cutting head by MANUAL FEED CUTTING LINE HEAD manually pulling and turning the spool with the trimmer engine stopped To release more line pull the spool and turn it counterclockwise HOUSING Semi Matic bump feed Cutting Line Head Line is released from the cutting head by SEMI MATIC bump feed CUTTING LINE HEAD bumping the spool on hard ground while the head is spinning Do not tap the cutting line head on pavement or concrete HOUSING RECOMMENDED CUTTING ATTACHMENTS BLADES AND SHIELDS A variety of blades are available from your Honda trimmer servicing dealer Always use a debris shield designed for use with a blade when attaching a
25. ITHOUT OIL in the engine 1 Place the trimmer on a level surface then remove the oil filler cap dipstick 2 Slowly add the recommended oil included in the box to the bottom edge of the oil filler opening Do not overfill as the engine oil tank capacity is small If the supplied oil is not used add enough SAE 10W 30 API service category SJ or later oil Add oil until the oil level is to the bottom edge of the oil filler opening NOTICE Running the engine with too little or too much oil can cause engine damage 4 Screw in the oil filler cap dipstick securely FUEL Refer to Refueling section of the SERVICING YOUR TRIMMER chapter page 39 BEFORE OPERATION On blade equipped models always remove the blade cover before starting the engine If the cover is not removed the blade cover may fly off at high speed during test operation Reinstall the blade cover when the trimmer is not being used Before using the trimmer all trimmer operators must read the following chapters TRIMMER SAFETY page 4 e CONTROLS amp EQUIPMENT 11 BEFORE OPERATION 14 e OPERATION page 17 ASSEMBLY OIL FILLER OPENING OIL FILLER CAP DIPSTICK OIL LEVEL UPPER 47 STORAGE STORAGE PREPARATION Proper storage preparation is essential to keep your trimmer trouble free and looking good The following steps will help to keep rust and corrosion fro
26. Install the top cover and 5 x 12 mm hex bolt then tighten securely 40 ENGINE COOLING FINS FUEL SUPPLY TUBE black FUEL FILTER ASSEMBLY After assembly and before operation review the Safe Operating Precautions on page 17 IMPORTANCE OF PROPER ASSEMBLY Proper assembly is essential to operator safety and the reliability of the machine Any error or oversight made by the person assembling and servicing a machine can result in faulty operation damage to the machine or injury to the operator Some of the most important safety precautions are given below However we cannot warn you of every conceivable hazard that can arise in performing this assembly Only you can decide whether or not you should perform a given task IMPORTANT SAFETY PRECAUTIONS WARNING Improper assembly can cause unsafe condition that can lead to serious injury or death Follow the procedures and precautions in the assembly instructions carefully WARNING Failure to properly follow instructions and precautions can cause you to be seriously hurt or killed Follow the procedures and precautions in this manual carefully Make sure you have a clear understanding of all basic shop safety practices and that you are wearing appropriate clothing and safety equipment e Read the instructions before you begin and be sure you have the tools and skills required to perform the tasks safely
27. L amp CONSUMER INFORMATION FEATURES HHT25SLTAT HHT35SLTAT HHT35SUKAT GX25 1 1 hp GX35 1 6 hp e Loop handle U type handlebar Manual feed head optional optional Semi matic feed head p optional optional requires optional Barrier Kit requires optional Barrier Kit DIMENSIONS Handle Installed HHT25S HHT35S 73 4 1865 73 8 1875 head Loop Pure Length emi matic toad head 73 4 in 1865 mm 73 8 in 1875 mm U type 74 4 in 1890 mm 75 0 in 1905 mm Loop 12 8 in 325 mm Width U type 23 6 in 600 mm Loop 9 6 in 245 mm 10 2 in 260 mm Height U type 15 9 in 405 mm Loop 12 1 Ib 5 5 kg 14 8 Ib 6 7 kg Dry weight U type 12 8 Ib 5 8 kg 15 4 Ib 7 0 kg with saw blade installed Tuneup ITEM SPECIFICATION MAINTENANCE Spark plug gap 0 024 0 028 in 0 60 0 70 mm Refer to page 37 Valve clearance cold Intake 0 08 0 02 mm Exhaust 0 11 0 02 mm See your authorized servicing Honda dealer 57 TECHNICAL amp CONSUMER INFORMATION ENGINE HHT25S HHT35S Model GX25 GX35 Engine type 4 stroke overhead cam single cylinder Displacement 1 5 cu in 25 0 cc 2 2 cu in 35 8 cc Bore amp stroke 1 4 x 1 0 in 35 x 26 mm 1 5 x 1 2 in 39 x 30 mm Maximum output 1 1 hp 0 81 kW at 7 000 rpm 1 6
28. Lubricate O 3 Clutch shoes and drum Check O 3 Fuel filter Check 40 Fuel tank Clean 40 Fuel tubes Cil tube Every two years replace if necessary Every two years replace if necessary Engine cooling fins Check 1 Log hours of operation to determine proper maintenance intervals 2 Service more frequently when used in dusty areas 3 These items should be serviced by your servicing dealer unless you have the proper tools and are mechanically proficient Refer to the Honda shop manual for service procedures Failure to follow this maintenance schedule could result in non warrantable failures 25 SERVICING YOUR TRIMMER ENGINE OIL FILLER Engine Oil Level Check CAP DIPSTICK Check the engine oil level before each use or every 10 hours if operated continuously Rest the trimmer on a level surface with the engine stopped and in an upright position 1 Remove the filler cap dipstick and wipe it clean 2 Insert and remove the dipstick without screwing it into the filler opening Check the oil level shown on the dipstick If the oil level is low fill to the edge of the oil filler hole with the recommended oil see page 27 To avoid overfilling or underfilling be sure the engine is in a level position as shown NOTICE Running the engine with too little or too much oil can cause engine damage OIL
29. SSIONS ciun uiu udin 62 QUICK REFERENCE INFORMATION Fuel Type Unleaded gasoline with a pump octane rating of 86 or higher page 39 Engine oil Type SAE 10W 30 API SJ or later page 27 Spark plug Type NGK CMR5H Maintenance Before each use Check engine oil Check air filter page 27 Check throttle cable Check cutting attachment Check debris shield Check nuts bolts fasteners Check shoulder harness quick release 19 First 10 hours Change engine oil Subsequent Refer to the Maintenance Schedule page 25 HONDA The Power of Dreams 53509 XXXX 2006 01 Printed on 31VL3D00 Printed in U S A Recycled Paper 00X31 VL3 D000
30. UTTING LINE HEAD GEAR CASE LOOP HANDLE HARNESS HANGER THROTTLE SET BUTTON OPERATOR DEBRIS SHIELD WITH PRESENCE CUTOFF KNIFE DRIVE CABLE SPARK PLUG Refer to page 37 for Spark plug access FRAME PIPE SPARK IGNITION SWITCH ARRESTER THROTTLE TRIGGER AIR CLEANER COVER eene PRIMING BULB FUEL RETURN TUBE clear FUEL SUPPLY TUBE black OIL CAP U TYPE HANDLEBAR FUEL TANK supplied with a cutting line head a saw blade and two debris shields IGNITION SWITCH SAW BLADE GEAR CASE THROTTLE CUTTING LINE HEAD THROTTLE SET BUTTON TRIGGER OPERATOR PRESENCE LEVER DEBRIS SHIELD FOR BRUSH WOOD HARNESS HANGER BLADE DRIVE CABLE FRAME PIPE DEBRIS SHIELD WITH U TYPE CUTOFF KNIFE HANDLEBAR 10 CONTROLS amp EQUIPMENT CONTROLS CHOKE LEVER The location and operation of the controls are similar on both the HHT25S and HHT35S models Choke Lever CLOSED The choke lever opens and closes the choke valve OPEN The CLOSED position enriches the fuel mixture for starting a cold engine The OPEN position provides the correct fuel mixture for operation after starting and for restarting a warm engine Ignition Switch The ignition switch controls the ignition system The ignition switch must be in the ON 1 position for the engine to start and run Moving the ignition switch to the STOP O position stops the engine Operator Presence Lever Loop Handle
31. YOUR WORKING AREA READY Objects thrown by the trimmer can cause serious injury Before operating the trimmer carefully inspect the area and remove all objects that could be thrown by or entangled in the cutting attachment such as rocks broken glass nails wire or string Clear the area of children bystanders and pets Keep all children bystanders and pets at least 50 feet 15 meters away from where the trimmer is being operated Even outside a 50 foot 15 meter radius of the trimmer there may be a risk of injury from thrown objects so bystanders should be encouraged to wear eye protection If anyone approaches you while you are operating the trimmer release the throttle trigger and stop the engine IS YOUR TRIMMER READY GO For your safety and to maximize the service life of your equipment it is very important to take a few moments before you operate the trimmer to check its condition Be sure to take care of any problem you find or have your servicing dealer correct it before you operate the trimmer WARNING Improperly maintaining this trimmer or failing to correct a problem before operation could cause a malfunction in which you could be seriously injured Always perform a preoperation inspection before each operation and correct any problem Safety Inspection Look around the engine for signs of oil or gasoline leaks Wipe up any spills before starting the engine e Rep
32. ace provided You will need to have these numbers available when ordering parts or making technical or warranty inquiries Engine serial number Frame serial number Date of purchase ENGINE SERIAL NUMBER FRAME SERIAL NUMBER Carburetor Modifications for High Altitude Operation At high altitude the standard carburetor air fuel mixture will be too rich Performance will decrease and fuel consumption will increase A very rich mixture will also foul the spark plug and cause hard starting Operation at an altitude that differs from that at which this engine was certified for extended periods of time may increase emissions High altitude performance can be improved by specific modifications to the carburetor If you always operate your trimmer at altitudes above 5 000 feet 1 500 meters have your servicing dealer perform this carburetor modification This engine when operated at high altitude with the carburetor modifications for high altitude use will meet each emission standard throughout its useful life Even with carburetor modification engine horsepower will decrease about 3 5 for each 1 000 foot 300 meter increase in altitude The effect of altitude on horsepower will be greater than this if no carburetor modification is made NOTICE When the carburetor has been modified for high altitude operation the air fuel mixture will be too lean for low altitude use Operation at altitudes below 5 000 fe
33. appropriate cutting attachment Other uses can result in injury to the operator or damage to the trimmer and other property These Honda trimmers are intended for use by gardening professionals Never allow children to operate the trimmer Most accidents can be prevented if you follow all instructions in this manual and on the trimmer The most common hazards are discussed below along with the best way to protect yourself and others Always Wear Eye Protection and Protective Clothing The most frequent injuries associated with string trimmers are eye injuries caused by thrown debris Always wear safety glasses or goggles that meet the ANSI Z87 1 rating whenever you use the trimmer The operator must wear hearing protectors when using this trimmer Hearing protectors will protect the operator s ears from noise damage Wearing protective clothing also reduces the risk and severity of injury from thrown debris or contact with the cutting attachment Wear the trimmer harness gloves a long sleeved shirt long pants and sturdy boots with nonslip soles 14 for more information Keep Away From Cutting Lines and Blades A spinning cutting blade can cut through your clothes and skin just as easily as it cuts through grass and dirt Keep all parts of your body away from a spinning cutting attachment Even after the engine has stopped the cutting attachment will spin for several seconds Do not touc
34. arding your warranty rights and responsibilities you should write or call the Honda office in your region American Honda Motor Co Inc Power Equipment Customer Relations 4900 Marconi Drive Alpharetta Georgia 30005 8847 Telephone 770 497 6400 or Honda Canada Inc Power Equipment Customer Relations 715 Milner Avenue Toronto ON M1B 2K8 Telephone 888 946 6329 Warranty Coverage Honda power equipment engines manufactured after J anuary 1 1995 and sold in the State of California and U S EPA certified engines manufactured on or after September 1 1996 and sold in all of the United States and Canadian certified engines manufactured on or after J anuary 1 2005 are covered by this warranty for a period of two years from the date of delivery to the original retail purchaser This warranty is transferable to each subsequent purchaser for the duration of the warranty period 62 Warranty repairs will be made without charge for diagnosis parts or labor All defective parts replaced under this warranty become the property of Honda Warranted parts are listed under Emission Control System Warranty Parts listed below Normal maintenance items such as spark plugs and filters that are on the warranted parts list are warranted up to their required replacement interval only Honda is also liable for damages to other engine components caused by a failure of any warranted part during the warranty period Only Honda approved replace
35. are limited to the duration of this written limited warranty Some states do not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above exclusions and limitations may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state 60 TECHNICAL amp CONSUMER INFORMATION Accessories Replacement Parts and Apparel Warranty This warranty is limited to Honda Power Equipment parts accessories and apparel when distributed by American Honda Motor Co Inc 4900 Marconi Drive Alpharetta Georgia 30005 8847 PRODUCTS COVERED BY THIS WARRANTY LENGTH OF WARRANTY from date of original retail purchase Noncommercial Nonrental Commercial Rental Accessories 12 months 3 months Replacement Parts 6 months 3 months Apparel 6 months 3 months To Qualify for this Warranty 1 The accessories replacement parts or apparel must be purchased from American Honda or a dealer distributor or distributor s dealer authorized by American Honda to sell those products in the United States Puerto Rico and the U S Virgin Islands 2 You must be the first retail purchaser This warranty is nottransferable to subsequent owners What American Honda will Repair or Replace Under Warranty American Honda will repair or replace at its option any power equipment accessor
36. arn you about all the hazards associated with operating or maintaining a trimmer brush cutter You must use your own good judgment You will find important safety information in a variety of forms including Safety Labels on the trimmer brush cutter e Safety Messages preceded by a safety alert symbol 4 and one of three signal words DANGER WARNING or CAUTION These signal words mean You WILL be KILLED or SERIOUSLY HURT if you don t follow instructions You CAN be KILLED or SERIOUSLY HURT if you don t follow instructions el You CAN be HURT if you don t follow instructions Safety Headings such as IMPORTANT SAFETY INFORMATION e Safety Section such as TRIMMER SAFETY Instructions how to use this trimmer brush cutter correctly and safely This entire book is filled with important safety information please read it carefully 5 IMPORTANT SAFETY INFORMATION 4 STORAGE 48 ATTACHMENTS amp MODIFICATIONS 5 STORAGE PRECAUTIONS 49 IMPORTANT MESSAGE TO EMPLOYERS 5 REMOVAL FROM 49 BLADES AND SHIELDS sees 8 TECHNICAL 2 42 4 0000 53 EMISSION CONTROL 5
37. ay not meet factory specifications and could make your trimmer unsafe 35 SERVICING YOUR TRIMMER 1 Install the protective plastic cover that came with the blade 2 Insert a commercially available 4 mm hex tool or equivalent fully into the gear case hole 3 Turn the blade until you feel the tool drop into the hole in cover plate spacer A Verify the blade does not turn The output shaft and blade lock nut have a left hand thread Make sure the tool remains in the hole then loosen the blade nut as shown Pay attention to the order and orientation of the parts as they are removed 4 Installation is the reverse of removal Make sure you install the blade with the cutting edges in the direction of rotation Be sure to align the hole in the blade with the shoulder on cover plate spacer A Tighten the blade nut to the specified torque TORQUE 14 ft lb 20 N m 2 0 kg m Changing the Debris Shield LOOSEN TIGHTEN COVER c A SPACER B O tS 10 mm LOCK NUT left hand thread BLADE BLADE COVER OUTPUT SHAFT left hand thread 4 HEX TOOL Refer to the applicable illustration for removing and installing the debris shields Tighten the spacer bolts washers to the specified torque TORQUE 2 5 ft lb 3 4 0 34 kg m C 3 32 2 30 mm thick CUTTING LINE DEBRIS SHIELD with cutoff knife 36 5x 28 mm 5x 28 mm 9 pe BOLT WASHER 4 BOLT WASHER 4 0f P SPACER
38. blade to your trimmer The blade type debris shield does not have a cutoff knife Honda U type handlebar trimmers are supplied with a blade cover surrounding the edge of the blade For safety and to protect the blade the cover should be installed whenever the trimmer is not in use If installing a metal blade on a Honda trimmer equipped with a loop handle also install the optional barrier kit that includes a full shoulder harness a barrier bar and a debris shield for metal blades Follow the safety information and installation instructions that come with the kit Grass Weed Blades Grass weed blades which may be plastic or metal are used as an alternative to nylon monofilament line for cutting grass and ordinary weeds However blades should never be used for edging against solid surfaces Weed Brush Blades These metal blades have chisel shaped teeth that are used for cutting through field grass thick weeds and light brush They are not designed for sawing woody material The teeth must be sharp for good results Brush Wood Blades These metal saw tooth blades are used for sawing through saplings shrubs and woody brush The teeth must be sharp for good results Brush wood blades will also cut grass and weeds but they are not efficient for that purpose 8 DEBRIS SHIELDS BLADE CUTTING LINE GRASS WEED BLADE WEED BRUSH BLADE optional part BRUSH WOOD BLADE CUTOFF KNIFE
39. chedule on page 25 Remember this schedule is based on the assumption that your machine will be used for its designed purpose Sustained high load or high temperature operation or use in unusually wet or dusty conditions will require more frequent service 55 TECHNICAL amp CONSUMER INFORMATION Air Index An Air Index Information hang tag label is applied to engines certified to an emission durability time period in accordance with the requirements of the California Air Resources Board The bar graph is intended to provide you our customer the ability to compare the emissions performance of available engines The lower the Air Index the less pollution The durability description is intended to provide you with information relating the engine s emission durability period The descriptive term indicates the useful life period for the engine s emission control system See your Emission Control System Warranty for additional information Descriptive Term Applicable to Emissions Durability Period Moderate 50 hours 0 65 cc 125 hours greater than 65 cc Intermediate 125 hours 0 65 cc Extended The Air Index Information hang tag label must remain on the trimmer brush cutter until it is sold 300 hours 0 65 cc 250 hours greater than 65 cc 500 hours greater than 65 cc Remove the hang tag before operating the trimmer brush cutter 56 SPECIFICATIONS TECHNICA
40. d Cutting Line Head 1 32 Clean any mud dirt debris etc from around the trimmer head area otherwise it will be more difficult to service Locate the half round locking hole on the spool It may be necessary to lightly rotate the spool in the direction of the arrow about an 1 8 turn until the spool stops Hold the housing securely then continue to rotate the spool in the direction of the arrow an additional 1 4 inch or the width of the channel to unlock the spool from the housing Lift the spool out of the housing and remove any remaining line from the spool Measure approximately 20 feet 6 meters of new line then thread one end through the hole in the ridge on the spool Pull the line until the two lengths are equal HALF ROUND LOCKING HOLE CHANNEL HOUSING SPOOL NYLON LINE SERVICING YOUR TRIMMER 7 Wind both lines tightly and evenly from side to side ignoring the ridge Feed the line while turning the spool in the direction of the arrow Do not allow the line to get twisted It is important to prevent the two lines from getting twisting over each other Position a finger between the lines as you turn the spool to prevent the lines from twisting 8 When you have about 6 inches 150 mm of line remaining press the lines into the two notches on the bottom of the spool This will hold the lines on the spool for reassembly NOTCHES 9 It may b
41. d any other gear that may be required by local ordinances or your insurance company Remember too that you are responsible for keeping the trimmer brush cutter properly maintained and in safe operating condition Your commitment to safety on the job can help prevent accidents and result in longer and more productive years of service TRIMMER SAFETY SAFETY LABEL LOCATIONS The labels shown here contain important safety information Please read them carefully These labels are considered permanent parts of your trimmer brush cutter If a label comes off or becomes hard to read contact an authorized Honda servicing dealer for a replacement 27705772751 READ AND FOLLOW OWNER S MANUAL Failure to do so can result in serious injury to the operator and bystanders WARNING OBJECTS THROWN BY CUTTING ATTACHMENTS CAN CAUSE SERIOUS INJURY W Always wear eye protection that meets ANSI Z87 1 W Always wear hearing protection and protective clothing W Keep bystanders at least 50 feet 15m away W Do not operate without shield A WARNING CONTACT WITH ROTATING CUTTING ATTACHMENT CAN CAUSE SERIOUS INJURY W Keep away from rotating cutting attachment Be aware of possible kickback when using blades See Owner s Manual for special operating precautions W install proper shield handle and harness for cutting attachment W Use only Honda recommended cutting attachments TYPE
42. dition If the filter is dirty clean it as described under Air Filter Cleaning Replace the filter if itis damaged Reinstall the filter and air cleaner cover NOTICE Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine causing rapid engine wear This type of damage is not covered by the Distributor s Limited Warranty Air Filter Cleaning A dirty air filter will restrict air flow to the carburetor reducing engine performance If you operate the engine in very dusty areas clean the air filter more often than specified in the MAINTENANCE SCHEDULE 1 Clean the air filter in warm soapy water rinse and allow to dry thoroughly Or clean in non flammable solvent and allow to dry FILTER AIR CLEANER 2 Dip the air filter in clean engine oil then COVER squeeze out all excess oil The engine will smoke when started if too much oil is left in the filter LATCH 3 Wipe dirt from the air cleaner base and cover TAB RETAINING TABS using a moist rag Be careful to prevent dirt from entering the carburetor 27 SERVICING YOUR TRIMMER Throttle Cable Inspection Verify the throttle trigger operates smoothly and the throttle cable is undamaged If there is visible damage or if the throttle trigger does not operate smoothly have your authorized Honda servicing dealer replace the throttle cable Check the free play at the end of the throttle cable Fr
43. e Do not operate the trimmer until the problem is corrected Prolonged exposure to vibration may cause vibration syndrome Raynaud s disease Symptoms include loss of skin color in the hands and numbness or a painful tingling sensation in the fingers hands and arms Regular users of any power equipment may feel the numbness or pain spontaneously at any time not just after using the equipment If any of these symptoms occur see a physician immediately clear plastic tube STARTING THE ENGINE CHOKE LEVER FUEL RETURN TUBE 1 To start a cold engine move the choke lever to the CLOSED position To restart a warm engine leave the choke CLOSED lever in the OPEN position 2 To start a cold engine or after refueling an engine that has run out of fuel press the priming bulb repeatedly until fuel be seen PRIMING in the clear plastic fuel return tube BULB To restart a warm engine it is not necessary to press the priming bulb 3 Setthe throttle trigger in the starting position using the throttle set button To set the throttle trigger for starting press the operator presence lever by gripping the ROTE control handle pull the throttle trigger then TRIGGER press and hold the throttle set button while releasing the throttle trigger THROTTLE SET BUTTON OPERATOR PRESENCE LEVER 4 Move the ignition switch to the ON I position 17 OPERATION 5 18 Set the trimmer on the ground resting o
44. e cutting lines or blade OPERATION Thrown Debris The trimmer will throw debris in the direction of blade movement at the point of contact The cutting line head or blade rotates counterclockwise as viewed from the operator s position Tilting the cutting line head to the right will throw debris away from you and tilting to the left will throw debris toward you DEBRIS Umm f Cut with the right side to throw debris away from you If the cutting line head or blade is held parallel to the ground debris will scatter in all directions and there will be greater friction which will wear out the cutting line or blade sooner When operating the trimmer near a hard surface such as a wall work from an angle where debris that strikes the hard surface will ricochet away from you Gravel loose stones etc can be picked up by the nylon cutting lines or blade and thrown many feet with enough force to cause serious personal injury and or property damage Before crossing graveled areas release the throttle trigger to stop the cutting line head or blade 21 OPERATION Blade Thrust Kickback Blade thrust kickback is the sudden forceful and uncontrolled movement of a blade equipped trimmer that may occur if the blade binds while BLADE cutting or strikes a solid object TE Blade thrust kickback throws the trimmer in the direction opposite blade rotation at the point of contact and the
45. e end of the trimmer to contact anything WARNING The blade will continue to spin briefly after the engine has stopped or the throttle trigger is released A coasting blade can cause injury Maintain proper control of the trimmer until the blade has completely stopped rotating TRIMMER HARNESS QUICK DISCONNECTION To quickly detach the trimmer from the harness pull the quick release latch tab upward Insert the latch tongue in the slot of the quick release latch to reattach the trimmer to the harness TRIMMER OPERATION Operating Position Hold the trimmer firmly with both hands with your fingers and thumbs encircling the handles as shown This will help you to keep the trimmer under control at all times e Keep firm footing and balance e Do not overreach Keep the cutting attachment below waist level e Keep all parts of your body away from the rotating cutting attachment and hot surfaces OPERATION THROTTLE TRIGGER IGNITION SWITCH LATCH TAB 19 OPERATION Throttle Operation Pull the throttle trigger toward the grip to increase engine speed and start the cutting attachment rotation The trimmer has the greatest cutting force at maximum engine speed Release the throttle trigger to reduce engine speed At idle the cutting attachment should coast to a stop Using a Nylon Cutting Line Head As the ends of the line wear away more line must be released from the cut
46. e necessary to push down and rotate the outer drive until the round lugs align with the metal eyelets Feed both line ends through the metal eyelets in the housing Align the channels in the spool with the round lugs on the outer drive With the channels and notches aligned with the metal eyelets slide the spool into the housing with continuous METAL snap in motion Be careful not to let the line LO EYELET 2 slip under the spool When the spool reaches the bottom of the housing the lines should snap out of the spool notches If you are not sure if the lines have snapped out of the notches gently pull the spool away from the housing about an 1 8 inch to inspect the lines If necessary gently pull each line until your hear it snap out of the notch 10 Hold the housing and rotate the spool in the direction of the arrow to lock the round lug into the half round locking hole Trim the lines so they are equal length HALF ROUND LOCKING HOLE 33 SERVICING YOUR TRIMMER Removal and Installation This section shows you how to remove and install either style trimmer head from your trimmer 1 34 Insert the tip of a 4 mm hex wrench or equiv alent fully into the gear case hole Turn the trimmer cutting line head until you feel the tool drop into the hole in the cover plate spacer A Verify the trimmer head does not turn All output shafts use left hand threads Make sure the tool remains in the ho
47. ee play 1 16 1 8 in 1 0 3 0 mm If adjustment is needed use the following cable adjustment procedure Throttle Cable Adjustment 1 Loosen the lock nut with a 10 mm wrench and turn the adjusting nut as required Turn the adjusting nut left for more free play Turn the adjusting nut right for less free play 2 Tighten the lock nut and recheck cable free play 28 2 CABLE END FREE PLAY 1 16 1 8 in 1 0 3 0 mm LOCK NUT ADJUSTING NUT CUTTING ATTACHMENTS There are several cutting attachments for your trimmer Use the following section to inspect remove service and install a standard factory installed cutting attachment Always move the engine switch to the STOP O position and disconnect the spark plug cap before performing any inspection adjustment or maintenance on the trimmer Cutting Line Heads All Honda trimmers come with either a manual or semi matic cutting head Read this section to learn how to inspect install new line and remove and install a cutting head from the trimmer Inspection Make sure the nylon line is only sticking out of the metal eyelets on the head If any of the line has come off the spool follow the nstalling Replacement Nylon Line instructions in this section to disassemble the spool and replace the line Examine the entire head area including the debris shield and clear or clean it free from dirt debris loose string wire or any other
48. ent shoulder harnesses may be purchased through any authorized Honda trimmer brush cutter servicing dealer Before operation adjust your shoulder harness as described Ben QUICK RELEASE LATCH Quick Release Latch LATCH TAB The shoulder harnesses supplied with these trimmers are equipped with a quick release latch Pull the latch tab upward to detach the trimmer from the harness Insert the latch tongue in the slot of the quick release latch to reattach the trimmer to the harness QUICK RELEASE LATCH Safety Glasses SAFETY GLASSES ANSI Z87 1 Safety glasses or goggles that comply with ANSI American National Standards Institute standard Z87 1 must be worn by the operator of any Honda trimmer brush cutter The safety glasses supplied with each new Honda 255 and HHT35S trimmer brush cutter comply with this ANSI standard 13 BEFORE OPERATION ARE YOU READY TO OPERATE THE TRIMMER Your safety is your responsibility A little time spent in preparation will significantly reduce your risk of injury Knowledge Read and understand this manual Know what the controls do and how to operate them Familiarize yourself with the trimmer and its operation before you begin to use it Know what to do in case of emergencies Physical and Mental Readiness You must be alert and in good physical condition to operate the trimmer Do not operate the trimmer if you are tired ill or under the influence of alcoho
49. ent system Engine temperature sensor Engine control module Fuel regula tor Intake manifold Evaporative Fuel hoses Exhaust Catalyst Exhaust manifold Air Induction Air filter housing Air filter element Crank case breather tube Ignition Flywheel magneto Ignition pulse generator Crankshaft position sensor Power coil Igni tion coil assembly Ignition control module Spark plug cap Spark plug Tubing fittings seals gaskets and clamps associated with these listed systems Miscellaneous Parts Covered up to the first required replacement only See the Maintenance Schedule on page 25 Accessories warranty 61 Air filter ero dq P 27 Cleaning 2 27 PAR INAS 56 bi 41 L ose Pants Pee hart 42 Trimmer assembly 43 Unpacking tetti pdt 42 B Before operation 14 Blade 35 Remowval installation 35 Eee deer puer tert 21 Blade TRUST sodomie dual b 22 Brush wood blade cover 9 Carburetor adjustment 53 ns neon 11 Clothing recommendations
50. et 1 500 meters with a modified carburetor may cause the engine to overheat and result in serious engine damage For use at low altitudes have your servicing dealer return the carburetor to original factory specifications 53 TECHNICAL amp CONSUMER INFORMATION Oxygenated Fuels Some conventional gasolines are being blended with alcohol or an ether compound These gasolines are collectively referred to as oxygenated fuels To meet clean air standards some areas of the USA and Canada use oxygenated fuels to help reduce emissions If you use an oxygenated fuel be sure it is unleaded and meets the minimum octane rating requirement Before using an oxygenated fuel try to confirm the fuel s contents Some states provinces require this information to be posted on the pump The following are the EPA approved percentages of oxygenates ETHANOL ethyl or grain alcohol 1096 by volume You may use gasoline containing up to 1096 ethanol by volume Gasoline containing ethanol may be marketed under the name Gasohol MTBE Methyl Tertiary Butyl Ether 15 by volume You may use gasoline containing up to 1596 MTBE by volume METHANOL methyl or wood alcohol 5 by volume You may use gasoline containing up to 5 methanol by volume as long as it also contains cosolvents and corrosion inhibitors to protect the fuel system Gasoline containing more than 596 methanol by volume may cause starting and or performance problems
51. foreign materials For the manual feed head make sure the three sided knob is correctly tightened For the semi matic head verify the spool is locked in place For both head styles check for any cracks in the plastic and replace any damaged parts SERVICING YOUR TRIMMER Installing Replacement Nylon Line First determine which cutting line head style is on your trimmer A manual feed trimmer head has a three sided knob on the bottom of the head while the semi matic head has a spring loaded round button on the bottom of the head Do not use any kind of metal wire or wire rope line on the trimmer Use only genuine Honda replacement nylon trimmer line or equivalent Honda trimmers come standard with low noise line Using non Honda line may result in increased noise levels For original factory installed Honda cutting line heads use only nylon monofilament line in the line sizes shown below Line Size 0 095 0 105 Model HHT25S OK NO HHT35S OK OK See page 59 for replacement parts information 29 SERVICING YOUR TRIMMER Manual Cutting Line Head 1 Clean any mud dirt debris etc from the area around the trimmer head otherwise it will be more difficult to service 2 Rotate the left hand threaded knob in the direction of the arrow and remove the knob Remove the spring and spool from the housing then remove any remaining old line from the spool SPOOL ov KNOB left hand
52. h it until it has stopped spinning or you may get cut Turn the Engine Off When Not Trimming If you stop trimming or cutting for any reason even to clean off the cutting attachment always shut off the engine Keep People Away From Your Working Area To prevent injury to others keep people at least 50 feet 15 meters away from the working area during operation Always Wear the Harness When Trimming The harness keeps the trimmer away from your body lowering your chances of being cut by the trimmer s blade or cutting line Read This Manual Before Using the Trimmer Read the manual before operating the trimmer Understand how to use all the controls and obey all warnings Clear the Working Area First Objects thrown by the trimmer can cause serious injury Before operating the trimmer carefully inspect the area and remove any broken glass pieces of wire and other loose objects Keep the Trimmer Properly Maintained The cutting attachment should be examined for looseness cracks broken parts or excessive wear Tighten or replace as needed before operating the trimmer Do not operate the trimmer without a debris shield properly installed Make sure you have the right shield installed for your cutting attachment For more information see pages 7 and 8 ATTACHMENTS amp MODIFICATIONS Modifying your trimmer brush cutter or installing non Honda attachments can make your trimmer unsafe Before you make any
53. ies replacement parts or apparel that are proven to be defective in material or workmanship under normal use during the applicable warranty time period Anything replaced under warranty becomes the property of American Honda Motor Company Inc All parts replaced under warranty will be considered as part of the original product and any warranty on those parts will expire coincident with the original product warranty Accessories and replacement parts installed by a dealer who is authorized by American Honda to sell them will be repaired or replaced under warranty without charge for parts or labor If installed by anyone else accessories and replacement parts will be repaired or replaced under warranty without charge for parts but any labor charges will be the responsibility of the purchaser Apparel will be repaired or replaced under warranty without any charge To Obtain Warranty Service You must take the Honda Power Equipment accessory replacement part apparel or the power equipment on which the accessory or replacement part is installed and proof of purchase at your expense to any Honda P ower Equipment dealer in the United States Puerto Rico or the U S Virgin Islands who is authorized to service that product during the dealer s normal business hours If you are unable to obtain warranty service or are dissatisfied with the warranty service you receive take the following steps First contact the owner of the dealership involved normally th
54. is will resolve the problem However if you should require further assistance write or call the Power Equipment Customer Relations Department of American Honda Motor Co Inc Refer to page 59 contact information Exclusions This warranty does not extend to accessories parts or apparel affected or damaged by accident and or collision normal wear use in an application for which the product was not designed or any other misuse neglect incorporation or use of unsuitable attachments or parts unauthorized alteration improper installation or any causes other than defects in material or workmanship of the product Mower blades and mower deck housings are specifically not warranted against impact damage including but not limited to abrasive damage Disclaimer of Consequential Damage and Limitation of Implied Warranties American Honda disclaims any responsibility for loss of time or use of the product or the power equipment on which the product is installed transportation commercial loss or any other incidental or consequential damage Any implied warranties are limited to the duration of this written warranty Some states do not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above exclusions and limitations may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to sta
55. l medication or any substance that might impair your vision dexterity or judgment If you have any physical problem that may be aggravated by strenuous work consult your physician before operating the trimmer Protective Clothing Wearing protective clothing will reduce your risk of injury Do not wear loose clothing jewelry short pants sandals or go barefoot Secure hair So it is above shoulder level Eye Face and Head Protection Always wear safety glasses or goggles that comply with ANSI standard Z87 1 to protect your eyes from thrown objects Prescription glasses may be worn under the safety glasses or goggles A helmet with a face shield is recommended for further protection However safety glasses or goggles should always be worn under the face shield Do not rely on a face shield alone to protect your eyes Wearing a dust mask will help to reduce the amount of pollen and dust inhaled 14 Hearing Protection Hearing protectors will help to protect your ears from noise Earmuff style hearing protectors can also protect your ears from thrown objects Hand and Body Protection Wear gloves a long sleeved shirt and long pants made of heavy material Clothing should fit closely but allow freedom of movement and should have no strings straps etc that could catch on brush or the trimmer Keep clothing fastened Foot Protection Wear sturdy work boots with good toe protection and nonslip soles IS
56. lace any damaged parts e Check that all fasteners are in place and secure Tighten as necessary BEFORE OPERATION Cutting Attachment Inspection Look for signs of damage to the cutting attachment see pages 2S and 35 Replace any cutting attachment and parts that are worn out bent cracked chipped or damaged in any way If using a metal blade be sure it is sharp A dull blade is more likely to snag and thrust If using a metal blade on a trimmer equipped with a loop handle be sure the barrier bar optional part is installed beneath the loop handle Make sure the cutting attachment is properly installed and securely fastened see pages 34 36 Check that the debris shield is the correct shield for the cutting attachment see page 36 and that it is securely installed and in good condition Maintenance Inspection Check the oil level see page 26 Running the engine with a low oil level can cause engine damage Check the air filter see page 27 A dirty air filter will restrict air flow to the carburetor reducing engine and trimmer performance Check throttle cable free play see page 28 The cable must be correctly adjusted and operate smoothly for good throttle control Check the fuel level see page 39 Starting with a full tank will help to eliminate or reduce operating interruptions for refueling 15 BEFORE OPERATION ARE YOUR SHOULDER HARNESS AND TRIMMER CORRECTLY ADJUSTE
57. lade as a lever Operation on Slopes Start on the low side of a slope and work upward This will reduce your risk of slipping and falling and it will give you a cutting angle that will better enable you to direct debris away from you Do not let the cutting line or blade dig into the slope because that can cause stones and dirt to be thrown at you Do not raise the cutting attachment above waist level during operation because that would increase the risk of thrown objects striking your face Avoid steep slopes that would require holding the cutting attachment above waist level Avoid slippery slopes that might cause you to lose your balance 23 SERVICING YOUR TRIMMER THE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe economical and trouble free operation It will also help reduce air pollution WARNING Improperly maintaining this trimmer or failure to correct a problem before operation can cause a malfunction in which you can be seriously hurt or killed Always follow the inspection and maintenance recommendations and schedules in this owner s manual MAINTENANCE SAFETY Some of the most important safety precautions follow However we cannot warn you of every conceivable hazard that can arise in performing maintenance Only you can decide whether or not you should perform a given task WARNING Failure to properly follow maintenance instructions and precautions can cause you t
58. lder 1 harness 5 Full shoulder harness 1 Debris shield for 6 30 80 tooth saw e 1 blades only 7 Cover 1 Left hand thread lock 8 1 nut 10 mm Saw blade 9 1 50 tooth 10 in 10 Blade cover 1 42 TRIMMER ASSEMBLY U Shaped Handlebar Installation 1 Remove the four 5 x 28 mm bolt washers and handlebar holder A 2 Set the U shaped handle into handlebar holder B with the throttle trigger facing to the right Adjust the handlebar position as shown Tighten the four 5 x 28 mm bolt washers TORQUE 3 6 ft lb 5 0 5 kg m Make sure the tie straps are positioned as shown Operate the throttle trigger and make sure the throttle operates smoothly ASSEMBLY THROTTLE TRIGGER 5 x 28 mm BOLT WASHER 4 HANDLEBAR DR HOLDER A 1 U SHAPED HANDLEBAR gt HANDLEBAR HOLDER B 3 9 in 100 mm 2 4 in 60 mm 43 ASSEMBLY Saw Blade The U type handlebar models are shipped with a manual nylon cutting line head installed on the trimmer If the saw blade is needed move the ignition switch to the STOP O position and disconnect the spark plug cap from the spark plug Wear protective gloves when working around the cutting line head and saw blade Cutting Line Head Removal 1 Align the gear case hole with the groove in cover plate spacer A Insert a 4 mm hex wrench or equivalent into the gear case hole to
59. le then grasp the trimmer head and turn in the direction of the arrow to remove Remove spacer B and cover plate spacer A from the output shaft Note the order and orientation of each part as you remove them Installation is the reverse of removal Always clean debris dirt loose line etc from the trimmer head and output shaft area before installation Tighten the trimmer head securely REMOVAL DIRECTION TRIMMER HEAD GEAR CASE 4 mm HEX WRENCH commercially available CUTTING LINE HEAD dt SPACER B COVER PLATE OUTPUT SHAFT left hand thread Blade Blade Inspection Always wear gloves when working around the blade Before each use check the blade for wear and damage and check the tightness of the blade lock nut Examine the entire head area including the debris shield and clear or clean it free from dirt debris loose string wire or any other foreign materials WARNING worn damaged or cracked blade can break and pieces of the damaged blade can become dangerous projectiles A dull blade is more likely to snag and thrust kickback Inspect the blade regularly and do not operate the trimmer with a dull worn or damaged blade A dull blade can be sharpened but a blade that is worn out bent cracked chipped or otherwise damaged must be replaced When a blade needs sharping or replacement take the trimmer to a Honda trimmer servicing dealer Or if you ha
60. m impairing your trimmer s function and appearance and will make the engine easier to start when you use the trimmer again Cleaning Wash the trimmer including the area around the trimmer head Wash the engine by hand and be careful to prevent water from entering the air cleaner NOTICE Using a garden hose or pressure washing equipment can force water into the air cleaner Water in the air cleaner will soak the filter and can enter the carburetor or engine causing damage Water on a hot engine can cause damage If the engine has been running allow it to cool for at least 1 2 hour before washing If using a garden hose or pressure washing equipment to clean the trimmer be careful to avoid getting water into controls and cable or anywhere near the engine air cleaner or muffler opening Before washing the trimmer head area disconnect the spark plug cap from the spark plug After washing the trimmer wipe dry all accessible surfaces Start the engine outdoors and let it run until it reaches normal operating temperature to evaporate any water remaining on the engine Stop the engine and allow it to cool After the trimmer is clean and dry coat areas that may rust with a light film of oil Lubricate the control cable cores with a silicone spray lubricant 48 Fuel Gasoline will oxidize and deteriorate in storage Old gasoline will cause hard starting and it leaves gum deposits that clog the fuel system
61. ment parts may be used in the performance of any warranty repairs and must be provided without charge to the owner The use of replacement parts not equivalent to the original parts may impair the effectiveness of your engine emission control system If such a replacement part is used in the repair or maintenance of your engine and an authorized Honda dealer determines it is defective or causes a failure of a warranted part your claim for repair of your engine may be denied If the partin question is not related to the reason your engine requires repair your claim will not be denied To Obtain Warranty Service You must take your Honda Power Equipment engine or the product on which itis installed along with your warranty registration card or other proof of original purchase date at your expense to any Honda Power Equipment dealer who is authorized by Honda to sell and service that Honda product during his normal business hours Claims for repair or adjustment found to be caused solely by defects in material or workmanship will not be denied because the engine was not properly maintained and used If you are unable to obtain warranty service or are dissatisfied with the warranty service you received contact the owner of the dealership involved Normally this should resolve your problem However if you require further assistance write or call the Power Equipment Customer Relations Department of American Honda Motor Co Inc Refer to page
62. mit Among those acts that constitute tampering are Removalor alteration of any part of the intake fuel or exhaust systems e Altering or defeating the speed adjusting mechanism to cause the engine to operate outside its design parameters Problems That May Affect Emissions If you are aware of any of the following symptoms have your engine inspected and repaired by your servicing dealer starting or stalling after starting Rough idle e Misfiring or backfiring under load e Afterburning backfiring Black exhaust smoke or high fuel consumption Replacement Parts The emissions control systems on your new Honda engine were designed built and certified to conform with EPA California and Canadian emissions regulations We recommend the use of genuine Honda parts whenever you have maintenance done These original design replacement parts are manufactured to the same standards as the original parts so you can be confident of their performance The use of replacement parts that are not of the original design and quality may impair the effectiveness of your emissions control system A manufacturer of an aftermarket part assumes the responsibility that the part will not adversely affect emissions performance The manufacturer or rebuilder of the part must certify that use of the part will not result in a failure of the engine to comply with emissions regulations Maintenance Follow the Maintenance S
63. n the debris shield and the fuel tank guard Do not allow the cutting line or blade to contact any obstruction Always rest the trimmer on the ground for starting rather than holding it in the operating position This prevents the end of the trimmer from swinging into something as you start the engine With your left hand hold the frame pipe just ahead of the engine With your right hand pull the starter grip lightly until you feel resistance then pull briskly Return the starter grip gently If the choke lever was moved to the CLOSED position to start the engine gradually move it to the OPEN position as the engine warms up Allow the engine to warm up for a few minutes after a cold start When the engine is warm enough to idle well pull and release the throttle trigger to disengage the throttle set button With the engine idling hook the trimmer to your shoulder harness Be careful to avoid contact with the cutting line head or blade while handling the trimmer with the engine running The cutting line head or blade should not rotate with the engine idling If there is rotation at idle adjust the idle speed correctly before using the trimmer For idle adjustment consult your authorized Honda servicing dealer OPEN STOPPING THE ENGINE 1 Release the throttle trigger 2 Move the ignition switch to the STOP O position Wait for the cutting line head or blade to stop before allowing th
64. ntable condition exists Honda will repair your power equipment engine at no cost to you including diagnosis parts and labor Your emission control system may include such parts as the carburetor or fuel injection system the ignition system and catalytic converter Also included may be hoses connectors and other emission related assemblies Manufacturer s Warranty Coverage The 1995 and later power equipment engines are warranted for two years If any emission related part on your engine is defective the part will be repaired or replaced by Honda Owner s Warranty Responsibility As the power equipment engine owner you are responsible for the performance of the required maintenance listed in your owner s manual Honda recommends that you retain all receipts covering maintenance on your power equipment engine but Honda cannot deny warranty coverage solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance As the power equipment engine owner you should however be aware that Honda may deny you warranty coverage if your power equipment engine or a part has failed due to abuse neglect improper maintenance or unapproved modifications You are responsible for presenting your power equipment engine to a Honda Power Equipment dealer as soon as a problem exists The warranty repairs should be completed ina reasonable amount of time not to exceed 30 days If you have any questions reg
65. o be seriously hurt or killed Always follow the procedures and precautions in the owner s manual To help you properly care for your trimmer the following pages include a maintenance schedule routine inspection procedures and simple maintenance procedures using basic hand tools Other service tasks that are more difficult or require special tools are best handled by professionals and are normally performed by a Honda technician or other qualified mechanic The maintenance schedule applies to normal operating conditions If you operate your trimmer under severe conditions such as sustained high load or high temperature operation or use it in unusually wet or dusty conditions consult your authorized Honda servicing dealer for recommendations applicable to your individual needs and use Remember that your authorized Honda servicing dealer knows your trimmer best and is fully equipped to maintain and repair it To ensure the best quality and reliability use only new genuine Honda parts or their equivalents for repair and replacement Maintenance replacement or repair of the emission control devices and systems may be performed by any engine repair establishment or individual using parts that are certified to EPA standards 24 Safety Precautions e Make sure the engine is off before you begin any maintenance or repairs This will eliminate several potential hazards Carbon monoxide poisoning fr
66. om engine exhaust Be sure there is adequate ventilation whenever you operate the engine Burns from hot parts Let the engine and exhaust system cool before touching Injury from moving parts Do not run the engine unless instructed to do so Readthe instructions before you begin and make sure you have the tools and skills required e To reduce the possibility of fire or explosion be careful when working around gasoline Use only a nonflammable solvent not gasoline to clean parts Keep cigarettes sparks and flames away from all fuel related parts SERVICING YOUR TRIMMER MAINTENANCE SCHEDULE Check Clean Spark plug REGULAR SERVICE PERIOD 1 Refer Before First Every Every Every Every t Perform at every 2 years or 0 each month or 3 months 6 months year or indicated interval aftereach page use 10hrs or 25 hrs or 50 hrs 100 hrs 300 hrs ngine oi 3 Change Check Air filter 27 Clean O 2 Throttle cable Check Cutting attachment Check 29 36 Debris shield 29 36 Nuts bolts fasteners Retighten if necessary Shoulder harness quick release Check Drive cable Check Lubricate O 3 Idle speed Check Adjust O 3 Valve clearance Check Adjust O 3 Replace Spark arrester Check Combustion chamber Clean O 3 Gear case
67. onda conversion kit that includes a full shoulder harness a barrier bar and a debris shield for blades Follow the installation instructions and safety information that come with the kit Metal blades supplied with U type handlebar models are supplied with a cover surrounding the edge of the blade For your safety and to protect the blade the cover should be installed whenever the trimmer is not in use Be sure to remove the blade cover before starting the engine Otherwise the blade cover may fly off at high speed If the trimmer starts to vibrate after the blade strikes an object stop the engine immediately and check the blade for damage A damaged blade may break and pieces of broken blade can become dangerous projectiles Replace the blade if it is broken cracked bent or damaged in any way SAFE OPERATING PRACTICES Be very careful when operating the trimmer over uneven or rough ground and when the ground is wet and slippery Watch out for hidden obstacles that could cause you to stumble Operate the trimmer only under conditions with good visibility Do not operate the trimmer where you cannot see what it is cutting WARNING Rotating cutting lines can cause serious abrasions and cuts and blades can cut deeply Keep away from the cutting lines or blade whenever the engine is running Always stop the engine and be sure the cutting line head or blade has stopped turning before inspecting or handling th
68. prevent the left hand threaded output shaft from turning Hold the wrench and rotate the cutting line head in the direction of the arrow and remove the cutting line head assembly Remove the cutting line head as an assembly Do not remove the knob Refer to 31 for a cutting line head assembly drawing Debris Shield Removal Installation CUTTING LINE HEAD ASSEMBLY SPACER B COVER PLATE PACER A SPAC Do Not Remove OUTPUT SHAFT left hand thread Remove the cutting line debris shield and install the brush wood blade debris shield Tighten the bolt washers TORQUE 2 5 ft lb 3 4 N m 0 34 kg m 8 5x 28 mm pa BOLT WASHER 4 Ay CUTTING LINE DEBRIS SHIELD with cutoff knife SPACER 2 3 32 2 3 mm thick 5x 28 mm BOLT WASHER 4 29 P SPACER 2 2 3 32 2 3 mm thick 5 a BRUSH WOOD BLADE DEBRIS SHIELD Saw Blade Installation 1 Insert a 4 mm hex wrench or equivalent into the gear case hole to prevent the output shaft from turning 2 Install cover plate spacer A onto the output shaft as shown 3 With the blade cover installed on the blade install the blade by aligning the center of the blade with the shoulder on cover plate spacer A 4 Install spacer B the cover and the 10 mm lock nut as shown Be sure to install the blade with the cutting edges of the saw teeth in the direction of rotation the side with the white marking
69. re that treated gasoline has replaced the untreated gasoline in the carburetor Draining the Fuel Tank and Carburetor Disconnect the spark plug cap Make sure the ignition switch is in the STOP O position Drain the fuel from the fuel tank into a suitable container Press the primer bulb a few times to draw any remaining fuel out of the carburetor then drain this fuel from the tank Engine Oil Change the engine oil see page 26 Carburetor amp Air Cleaner Clean the air filter see page 27 and move the choke lever to the CLOSED position Blade If a blade is installed put the blade cover on the blade Engine Cylinder Remove the spark plug see page 37 Pour a 1 4 tablespoon 1 3 cc of clean engine oil into the cylinder Pull the starter rope several times to distribute the oil in the cylinder Reinstall the spark plug Pull the starter rope slowly until resistance is felt then return the starter grip gently This closes the valves so moisture cannot enter STORAGE STORAGE PRECAUTIONS If your trimmer will be stored with gasoline in the fuel tank and carburetor it is important to reduce the hazard of gasoline vapor ignition Select a well ventilated storage area away from any appliance that operates with a flame such as a furnace water heater or clothes dryer Also avoid any area with a spark producing electric motor or where power tools are operated If possible avoid storage areas with high
70. rt or water in the fuel tank You may occasionally hear a light spark knock or pinging metallic rapping noise while operating under heavy loads This is no cause for concern If spark knock or pinging occurs at a steady engine speed under normal load change brands of gasoline If spark knock or pinging persists see an authorized Honda servicing dealer NOTICE Running the engine with persistent spark knock or pinging can cause engine damage Running the engine with persistent spark knock or pinging is misuse and the Distributor s Limited Warranty does not cover parts damaged by misuse 39 SERVICING YOUR TRIMMER Fuel Filter and Fuel Tank Cleaning 1 Remove the fuel tank cap and empty the fuel tank into an approved gasoline container Use a funnel to avoid spill ing gasoline Pull the fuel filter out through the fuel filler neck by hooking the black fuel supply tube with a piece of wire such as a partly straightened paper clip Inspect the fuel filter If the fuel filter is dirty remove it and wash it with nonflammable solvent Be careful to avoid damaging the filter Replace the filter if itis damaged or excessively dirty Rinse sediment from the fuel tank with nonflammable solvent Insert the fuel filter in the fuel tank and install the fuel tank cap Cooling Fin Inspection Remove the 5 x 12 mm hex bolt and top cover Inspect the engine cooling fins and clean out any dirt and debris
71. s must face the debris shield The output shaft has left hand threads Tighten the 10 mm lock nut counterclockwise TORQUE 14 ft Ib 20 2 0 kg m 5 Remove the 4 mm hex wrench or equivalent from the gear case ASSEMBLY TIGHTEN COVER em SPACER B Q markings facing the 10 mm LOCK NUT S C left hand thread debris shield 2 7 BLADE Install with the white BLADE COVER COVER PLATE SPACER A OUTPUT SHAFT left hand thread 4 mm HEX TOOL 45 ASSEMBLY BLADE COVER REMOVAL 1 Turn the blade cover slowly until the cover latch is clear of the debris shield Unfasten the latch by lifting the tab off the post Pull the post end away from the blade and set it on top of the blade as shown Turn the blade cover slowly until the post end is clear of the debris shield then remove the blade cover from the blade BLADE COVER INSTALLATION 46 Install the blade cover over the blade so half of the blade is covered To prevent the post end from interfering with the debris shield pull the post end away from the blade and set it on top of the blade as shown Turn the blade cover slowly until the post end clears the debris shield Reposition the post end over the blade With the blade cover fully seated on the blade latch the tab over the post BLADE COVER POST END BLADE COVER POST END ENGINE OIL The trimmer is shipped W
72. tank cap and fill the tank with gasoline to the bottom of the filler neck Refuel carefully to avoid spilling fuel Do not overfill There should be no fuel in the filler neck After refueling tighten the fuel tank cap securely WARNING Gasoline is highly flammable and explosive You can be burned or seriously injured when handling fuel Stop the engine and keep heat sparks and flame away e Handle fuel only outdoors e Wipe up spills immediately Never refuel the engine inside a building where gasoline fumes may reach flames or sparks Keep gasoline away from appliance pilot lights barbecues electric appliances power tools etc Spilled fuel is not only a fire hazard it causes environmental damage Wipe up spills immediately Move at least 10 feet 3 meters away from the fueling source and site before starting the engine NOTICE Fuel can damage paint and plastic Be careful not to spill fuel when filling your fuel tank Damage caused by spilled fuel is not covered under warranty SERVICING YOUR TRIMMER FUEL TANK CAP FUEL TANK MAXIMUM FUEL LEVEL Fuel Recommendations Use unleaded gasoline with a pump octane rating of 86 or higher These engines are certified to operate on unleaded gasoline Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life Never use stale or contaminated gasoline or an oil gasoline mixture Avoid getting di
73. te 61 TECHNICAL amp CONSUMER INFORMATION Emission Control System Warranty Your new Honda Power Equipment engine complies with the U S EPA Environment Canada and State of California emission regulations American Honda Motor Co Inc provides the emission warranty coverage for engines in the United States and its territories Honda Canada Inc provides the emission warranty for engines in the 13 provinces and territories of Canada In the remainder of this Emission Control System Warranty American Honda Motor Company Inc and Honda Canada Inc will be referred to as Honda Your Warranty Rights And Obligations California The California Air Resources Board and Honda are pleased to explain the emission control system warranty on your Honda Power Equipment engine In California new utility and lawn and garden equipment engines must be designed built and equipped to meet the State s stringent anti smog standards Other States U S territories and Canada In other areas of the United States and in Canada your engine must be designed built and equipped to meet the U S EPA and Environment Canada emission standards for spark ignited engines at or below 19 kilowatts All of the United States and Canada Honda must warrant the emission control system on your power equipment engine for the period of time listed below provided there has been no abuse neglect or improper maintenance of your power equipment engine Where a warra
74. the trimmer The trimmer will not return to idle and the cutting line head or blade will continue to spin until the throttle set button is disengaged and the throttle trigger is released Priming Bulb Pressing the priming bulb pumps fuel from the fuel tank to the carburetor This procedure is necessary for starting the engine To ensure fuel has reached the carburetor press the priming bulb repeatealy until fuel can be seen in the clear plastic fuel return tube Recoil Starter Grip Pulling the starter grip operates the recoil starter to turn the engine for starting 12 THROTTLE TRIGGER THROTTLE SET BUTTON OPERATOR PRESENCE LEVER FUEL RETURN TUBE clear plastic tube CONTROLS amp EQUIPMENT EQUIPMENT FULL SHOULDER HARNESS U type handlebar The Honda 255 and HHT35S trimmer brush cutters are supplied with a shoulder harness and safety glasses Refer to page 14 for a description of other equipment and protective clothing you will need Shoulder Harness A full shoulder harness must be worn by the operator of these Honda trimmers brush cutters when equipped with a blade and debris shield If the trimmer is equipped with a cutting line head QUICK RELEASE LATCH and shield with cutoff knife the operator may wear a single strap harness SINGLE STRAP SHOULDER HARNESS Loop type handle A suitable shoulder harness is supplied with each new Honda 255 and HHT35S trimmer brush cutter Replacem
75. thread 3 Measure approximately 20 feet 6 meters of line then thread one end through the hole in the ridge on the spool Pull the line until the two line lengths are equal NYLON LINE SPOOL 4 Wind both lines tightly and evenly from side to side ignoring the ridge Feed the line while turning the spool in the direction of the arrow Do not allow the lines to get twisted It is important to prevent the two lines from getting twisted over each other Position a finger between the lines as you turn the spool to prevent the lines from twisting 30 SERVICING YOUR TRIMMER 5 When you have about 6 inches 150 mm of line remaining press the lines into the two notches on the bottom of the spool This will hold the lines on the spool for reassembly NOTCHES 6 Feed both line ends through the metal eyelets in the housing Be careful not to let the line slip under the spool When the spool reaches the bottom of the housing the lines should snap out of the spool notches If you are not sure the lines have snapped out of the notches gently pull the spool away from the housing about an 1 8 inch to inspect the lines If necessary gently pull each line Pw METAL until you hear it snap out of the notch Trim y re the lines so they are equal length 7 Install the spring and knob Rotate the knob in the direction of the arrow and hand tighten securely 31 SERVICING YOUR TRIMMER Semi Matic Bump Fee
76. ting line head Your trimmer is factory equipped with either a manual feed or a semi matic bump feed cutting line head which have different procedures for releasing line The debris shield is equipped with a cutoff knife that automatically removes any excess line that is released Manual Feed Cutting Line Head Line must be released with the cutting line head stopped 1 Stop the engine and wait for the cutting line head to coast to a complete stop 2 Hold the housing pull the spool out about a quarter of an inch then turn the spool counterclockwise until it snaps into the housing again The spool will snap into the housing every sixth of a turn which releases 1 to 1 1 2 inches of line Semi Matic bump feed Cutting Line Head Line must be released with the cutting line head spinning rapidly With the engine running at full speed tap the cutting line head on hard bare ground Do not tap the cutting line head on pavement or concrete Each tap releases about 2 inches of line 20 THROTTLE TRIGGER FAST cutting attachment rotates cutting attachment stops MANUAL FEED CUTTING LINE HEAD S49 To release more line pull spool and turn counterclockwise SEMI MATIC bump feed CUTTING LINE HEAD SPOOL HOUSING Using Blades Refer to the chart on page 9 for appropriate blade applications If using a blade on a Honda trimmer equipped with a loop handle also install the optional H
77. ting your body with a smooth easy motion rather then SCYTHING moving the trimmer with your arms Do not chop at tough weeds and brush let the cutting line or blade work through tough growths gradually nu To direct thrown debris away from you tilt the Wi nU 15 cutting attachment to the right side scythe from Lee am left to right then return without cutting 22 OPERATION Trimming and Edging Use nylon line for cutting against a hard surface Work from an angle where debris that strikes the hard surface will ricochet away from you Avoid contact with wires wire fences metal rods etc Overlapping a wire will cause the nylon line to wrap around the wire and break off Brush Clearing Clearing brush with a brush blade may require both scything and sawing TRIMMING Soything with the right side of the blade will direct thrown debris away from you Be especially careful to direct debris away from you if recutting an area to shorten stumps Short lengths of shrub and sapling stumps may tear off and be thrown at high speed Sawing heavy brush and saplings with the left side of the blade will reduce the risk of kickback Accelerate the engine to maximum speed before starting the cut and saw through with uniform pressure ala If shrubs or saplings bind the blade stop the engine and while supporting the weight of the SAWING trimmer push the shrub or sapling away to free the blade Do not use the b
78. upplied with applicable products as standard original equipment are covered by this warranty for a period of 12 months noncommercial use or 3 months commercial rental use from the date of original retail product purchase To Qualify For This Warranty The product must be purchased in the United States Puerto Rico or the U S Virgin Islands from American Honda or a dealer authorized by American Honda to sell those products This warranty applies to first retail purchaser and each subsequent owner during the applicable warranty time period What American Honda Will Repair Or Replace Under Warranty American Honda will repair or replace at its option any part that is proven to be defective in material or workmanship under normal use during the applicable warranty time period Warranty repairs and replacements will be made without charge for parts or labor Anything replaced under warranty becomes the property of American Honda Motor Company Inc All parts replaced under warranty will be considered as part of the original product and any warranty on those parts will expire coincident with the original product warranty To Obtain Warranty Service You musttake the Honda Power Equipment product accessory replacement part apparel orthe power equipment on which the accessory or replacement part is installed and proof of purchase at your expense to any Honda Power Equipment dealer in the United States Puerto Rico or the 0 5 Virgin Islands who is a
79. ur purchase of one of the finest trimmer brush cutters on the market We want to help you get the best results from your new trimmer brush cutter and to operate it safely This manual contains the information on how to do that please read it carefully As you read this manual you will find information preceded by a symbol That information is intended to help you avoid damage to your trimmer brush cutter other property or the environment We suggest you read the Distributor s Limited Warranty page 60 the Emission Control System page 62 Warranty to fully understand its coverage and your responsibilities of ownership When your trimmer brush cutter needs scheduled maintenance keep in mind that your Honda servicing dealer is specially trained in servicing Honda trimmers brush cutters Your Honda servicing dealer is dedicated to your satisfaction and will be pleased to answer your questions and concerns Best Wishes Power Equipment Division American Honda Motor Co Inc INTRODUCTION A FEW WORDS ABOUT SAFETY Your safety and the safety of others are very important and using this trimmer brush cutter safely is an important responsibility To help you make informed decisions about safety we have provided operating procedures and other information on labels and in this manual This information alerts you to potential hazards that could hurt you or others Of course it is not practical or possible to w
80. uthorized to sell that product during the dealer s normal business hours If you are unable to obtain warranty service or are dissatisfied with the warranty service you receive take the following steps First contact the owner of the dealership involved normally this will resolve the problem However if you should require further assistance write or call the Power Equipment Customer R elations Department of American Honda Motor Co Inc American Honda Motor Co Inc Power Equipment Customer Relations Dept 4900 Marconi Drive Alpharetta GA 30005 8847 Telephone 770 497 6400 Exclusions This warranty does not extend to parts affected or damaged by accident and or collision normal wear fuel contamination or deterioration use in an application for which the product was not designed or any other misuse neglect incorporation or use of unsuitable attachments or parts unauthorized alteration or any causes other than defects in material or workmanship of the product The auger and paddle assemblies of snowthrowers tiller tines of roto tillers mower blades and mower deck housings are specifically not warranted against impact damage including but not limited to abrasive damage Disclaimer of Consequential Damage and Limitation of Implied Warranties American Honda disclaims any responsibility for loss of time or use of the product transportation commercial loss or any other incidental or consequential damage Any implied warranties
81. ve Alpharetta Georgia 30005 8847 PRODUCTS COVERED BY THIS WARRANTY LENGTH OF WARRANTY from date of original retail purchase Noncommercial Nonrental Commercial Rental Hand Held Products limited lifetime warranty on the HHT drive cable 24 months 12 months 3 months Mowers Tractors Tillers Snowblowers Snowthrowers Masters Harmony and Harmony 24 months 3 months HRX and Harmony Xenoy Mower Decks 60 months 3 months HRC Series 21 Inch Walk Behind Mowers 24 months 24 months engine 12 months other components Riding Mowers 24 months 3 months awn Tractors months months 3 months Tillers FC600 FRC800 24 months 24 months engine 12 months other components Tillers all others 24 months 3 months Snowblowers Snowthrowers 24 months 24 months engine 12 months other components Water Pumps Engine WXT0 24months i2month 3monhs Engine WN20 WN30 24 months 3 months Engine all others 24 months 24 months Centrifugal Pumps WB20XK2 and WB30XK2 24monhs gt i2moths Centrifugal Pumps all others 24 months 3 months Diaphram Pump and Frame Components 12 months 12 months Electric Submersible Pumps i2moth gt 12moths Generators Excluding Recreational Vehicle Types Generator EN2500 12 months 3 months Generator all others 24 months 24 months engine 12 months other components Length of Warranty Batteries s
82. ve a torque wrench you can remove and install a blade yourself SERVICING YOUR TRIMMER Blade Removal and Installation For loop handle models a special optional Barrier Kit must be installed before a blade can be used Refer to the instructions provided with each kit on how to install a blade on loop handle models Always wear gloves and install the blade cover on the blade when working around the blade A torque wrench is required to install the blade If you do not have a torque wrench have a Honda trimmer servicing dealer tighten the blade lock nut for you before using the trimmer If the blade lock nut is tightened too much the output shaft can break If the blade lock nut is not tightened enough the blade could come off In either case it would be possible for the blade to fly off while you are operating the trimmer The blade lock nut is specially designed for this application When replacing the lock nut use only a genuine Honda replacement lock nut BLADE SHARPENING To avoid weakening the blade or causing imbalance or poor cutting the blade should be sharpened by trained staff at a Honda trimmer servicing dealer BLADE REPLACEMENT Your Honda trimmer servicing dealer has cutting attachments that have been designed and approved for your trimmer and are covered by a warranty Non Honda attachments are usually designed for universal applications Although aftermarket attachments may fit on your trimmer they m

Honda Power Equipment HHT35S Brush Cutter User Manual

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