Honda Power Equipment HR173 Lawn Mower User Manual
Contents
1. B Remove drain to drain the carburetor C Reinstall the drain bolt connect the fuel tube and turn the fuel valve OFF WARNING Gasoline is extremely flammable and is explosive under certain conditions Do not smoke or allow flames or sparks in the area 2 Change the engine oil p 24 3 Squeeze the flywheel brake lever against the handlebar and pull the starter rope until it becomes hard to pull This closes the valves and pro tects them from dust and corrosion 4 Coat areas that may rust with a light film of oil Cover the mower and store it on a level surface in a dry dust free area STARTER DRAIN BOLT Removal from Storage 1 Remove the spark plug check that it is clean and properly gapped p 26 Pull the starter rope several times 2 Thread the spark plug as far as possible by hand then use the plug wrench to tighten 1 8 to 1 4 turn further 3 Check the engine oil level and condition 4 Fill the fuel tank and start the engine NOTE If the cylinder was coated with oil the engine will smoke at start up this is normal 21 9 MAINTENANCE To prevent accidental start up shut off the engine and discon nect the spark plug cap before performing any maintenance CAUTION Use only genuine Honda parts or their equivalent for maintenance or repair Replacement parts which are not of equivalent quality may damage the mower Periodic inspection and adjustment2. Use only a genuine HONDA replacement blade or equivalent 4 Clean away any dirt and grass from around the blade shaft 5 Install the blade Tighten the bolt securely Torque 3 0 3 5 kg m 21 7 25 3 ft lb CARBURETOR BLADE BOLT 27 2 Throttle Cable Adjustment 1 When the throttle lever is moved to the START CHOKE position the carburetor choke arm should move fully counterclockwise to the limit of its travel Push the control lever with your finger to check that the choke 5 arm has moved fully counterclockwise CHOKE ARM CONTROL LEVER SEP 7 gt RE 4 2 J Z THROTTLE LEVER 4 4 2 adjustment is necessary loosen the cable lock nuts and move the ad juster up or down as required Tighten the lock nuts and recheck the 3 carburetor choke arm positon 28 Flywheel Brake Lever Free Play 1 Measure free play at the tip of the lever as shown it should be less than 5 mm 3 16 in f 2 f adjustment is necessary loosen the lock nuts and turn them to run the adjuster up or down as required Tighten the lock nuts and recheck free play 3 Start the engine and operate the brake lever Check to be sure the engine is stopped when the lever is released less than 5 mm 3 16 in FLYWHEEL BRAKE LEVER 29 Spark Arrester Maintenance Optional Part If the mower has been running the muffler will be ver
3. Honda rotary mowers designed to give safe and dependable service if operated according to instructions and intended use mowing cutting grass and bagging cut grass when equipped with the grass bag Any other use could be dangerous Read and understand the Owner s Manual before operating the mower Failure to do so could result in personal injury or equipment damage 5 1 CAUTION LABEL LOCATION 6 BEFORE YOU START THE MOWER ARLING ANU e High altitude operation a 17 8 TRANSPORTING STORAGE 19 MAINTENANCE l uuu REIN EIE PU 22 IO TROUBLESHOOTING KE QU DER epo be s ra bal 32 MONS 33 12 WARRANTY SERVICE 34 1 CAUTION LABEL LOCATIONS HOLD AGAINST HANDLE BEFORE STARTING BLADE CONTROL ENGINE RELEASE TO STOP ENGINE WARNING BREAD OWNER S MANUAL BEFORE OPERATING NOT ALLOW ANYONE STAND IN FRONT OF MOWER ITO PREVENT INJURY FROM THROWN ORJECTS CLEAR AREA OF DEBRIS KEEP OTHERS AWAY ODO NOT REMOVE GUARDS UDO NOT START UNLESS REAR DOOR IS CLOSED OR BAG IS IN PLACE w s f INN ry OK lt WARNING GASOLINE IS FLAMMABLE SHUT OFF ENGINE AVO
4. Owner s Manual Rotary Mower E HR173 TTT S f Click here to save this j manual to your computer a s EI 4 X ril AAS a d Sesh ase CLP 121 65855 SOS m ai AEE ETETE TEE M M Thank you for purchasing a Honda mower This manual covers operation and maintenance of Honda HR173 rotary mowers type PDA manually propelled rear bag Honda HR173 mowers meet CPSC blade safety requirements for walkbehind rotary power mowers Honda Motor Co Ltd reserves the right to make changes at any time without notice and without incurring any obligation No part of this publication may be reproduced without written permission This manual should be considered a permanent part of the mower and should remain with the mower if it is resold Pay special attention to statements preceded by the following words Indicates a strong possibility of severe personal injury or loss of life if instructions are not followed CAUTION Indicates a possibility that equipment or property damage could result if instructions are not followed NOTE Gives helpful information If a problem should arise or if you have any questions about your mower consult an authorized Honda dealer HONDA MOTOR CO LTD 1985 ALL RIGHTS RESERVED
5. Do not smoke or allow flames or sparks in the area where the engine is refueled or where gasoline is stored e Do not overfill the fuel tank there should be no fuel in the filler neck After refueling make sure the tank cap is closed properly and securely e Be careful not to spill fuel when refueling Spilled fuel or fuel vapor may ignite If any fuel is spilled make sure the area is dry before starting the engine Avoid repeated or prolonged contact with skin or breathing of vapor KEEP OUT OF REACH OF CHILDREN Fuel tank capacity 0 9 0 24 US gal 0 02 Imp gal 11 GASOLINES CONTAINING ALCOHOL If you decide to use a gasoline containing alcohol gasohol be sure it s oc tane rating is at least as high as that recommended by Honda There are two types of gasohol one containing ethanol and the other containing methanol Do not use gasohol that contains more than 10 ethanol Do not use gasoline containing methanol methyl or wood alcohol that does not also contain cosolvents and corrosion inhibitors for methanol Never use gasoline containing more than 596 methanol even if it has cosolvents and corrosion inhibitors NOTE e Fuel system damage or engine performance problems resulting from the use of fuels that contain alcohol is not covered under the warranty Honda cannot endorse the use of fuels containing methanol since evidence of their suitability is as yet incomplete e Before buying fuel from an u
6. 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 am 7 00 pm EST When you write or call please provide the following information Model and serial numbers e Name of the dealer who sold the Honda power equipment to you Name and address of the dealer who services your equipment e Date of purchase Your name address and telephone number e Adetailed description of the problem _ 35 36 2 22 22 ptt TET 11111111111 ptt tT tet i EE PT pte te tte tT eT i PE ET tt et tT tte ET TE ET TE PT tee TT tie eT ETT EE TT Ep E We Seas l A e a e Ee Pe EEE pt ttt tT ET L
7. 2 Visually inspect the plug Discard the plug if it is heavily deposited or if the insulator is cracked or chipped 3 Measure the plug gap with a wire type feeler g uge it should be 0 6 0 7 mm 0 024 0 028 in If adjustment is necessary bend the side electrode carefully 4 Make sure the sealing washer is good condition then thread the spark plug in by hand until it seats 5 Use the wrench to tighten a new plug 1 2 turn further to compress the washer If you are reusing the plug it should only take 1 8 1 4 turn after the plug seats 6 Replace the spark plug cap SIDE ELECTRODE 2 N SPARK PLUG WRENCH I 4 0 6 0 7 mm 0 024 0 028 in 52 26 v sos gt uum o E at gos A gt X uto lt mo s at mee Blade Removal Sharpening Wear heavy gloves to protect your hands Disconnect the spark plug cap to prevent accidental start up 1 Turn the fuel valve OFF and drain the carburetor see p 21 2 Tilt the mower so the carburetor side is up Remove the blade bolt to remove the blade NOTE i Never tilt the mower so the carburetor side is down It will result in hard starting 3 Sharpen the blade cutting edges with a file File the top side only Main tain the original bevel for a fine cutting edge File both ends evenly to maintain blade balance
8. FILLER CAP ERN 20 0 20 40 860 80 100 F 30 20 10 0 10 20 30 40 C p UPPER LEVEL LOWER LEVEL 10 2 Check the fuel level Your engine is designed to use any gasoline that has a pump octane number BEM of 86 or higher or that has a research oc tane number of 91 or higher Gasoline pumps at service station normally display the pump octane number We recommend that you use unleaded fuel because it produces fewer engine and spark plug deposits and extends the life of exhaust system components Never use stale or contaminated gasoline or an oil gasoline mixture Avoid getting dirt dust or water in the fuel tank Use of a lower octane gasoline can cause persistent or heavy spark knock a metallic rapping noise which if severe can lead to engine damage CAUTION If spark knock or pinging occurs at a steady engine speed under normal load change brands of gasoline If spark knock or pinging persists consult your authorized Honda dealer Failure to do so is con sidered misuse and damage caused by misuse is covered by Honda s Limited Warranty Occasionally you may experience light spark knock while operating under heavy loads This is no cause for concern it simply means your engine is operating efficiently e Gasoline is extremely flammable and is explosive under certain conditions e Refuel in a well ventilated area with the engine stopped
9. of the Honda HR173 is essential if high level performance is to be maintained Regular maintenance will also help to extend service life The required service intervals and the knd of maintenance to be performed are described in the chart on the following page SPARK PLUG CAP 22 e ESSI s 5 y MAINTENANCE SCHEDULE REGULAR SERVICE PERIOD i Every Every months 6 months Perform at every indicated operating hour interval whichever comes first Check level Engine oil Air cleaner Blade bolt tightness Flywheel brake pad Check Check Replace if necessary Spark plug Clean Readjust Spark arrestor Clean optional part Throttle cable Adjust 1 Valve clearance Check Redjust Combustion chamber Clean Relap and valves Fuel tank and strainer Clean Check Fuel line Replace if Every 3 years 2 necessary Blade holder washer and key NOTE 1 Service more frequently when used in dusty areas 2 These items should be serviced by an authorized Honda dealer unless the owner has the proper tools and is mechanically proficient See the Honda Shop Manual 3 For professional commercial use log hours of operation to determine proper maintenance intervals 23 Engine Oil Change Drain the oil while the engine is still warm to assure rapid and complete draining 1 Remove the filler cap 2 Tilt the mower to drain the oil 3 Refi
10. the front end of the grass bag 3 Remove the bag Installation Open the discharge guard and set the front end of the bag frame onto the NOTE Be sure the bag is correctly positioned or grass will not shute properly GRASS BAG HANDLE DISCHARGE GUARD GRASS BAG 18 x VENE w 8 TRANSPORTING STORAGE ee c Transporting Turn the fuel valve OFF when transporting the mower To avoid fuel and oil spillage do not tilt the unit spilled fuel may ignite The handle may be folded for convenience 1 Remove the grass bag 2 Loosen the handle knobs and fold the handle as shown NOTE After folding the handle check that the cables are not kinked twisted or pulled taught FUEL VALVE HANDLE 19 M m Preparation for Storage The following steps should be taken to protect the mower whenever it will be stored for longer than 30 days NOTE If the mower will be stored for longer than a year first remove the spark plug and pour three tablespoonsful of clean motor oil into the cylinder Pull the starter slowly two or three times to distrubute the oil Replace the plug 1 Drain the fuel tank and Carburetor into a suitable gasoline container A Remove the fuel tube and drain the fuel tank a gt 20 guts 6 ER eS E PE TEN e s
11. the following action Discuss your problem with a member of dealership management Often complaints can be quickly resolved at that level If the problem has already been reviewed with the Service Manager contact the owner of the dealership or the General Manager f your problem still has not been resolved to your satisfaction contact the Power Equipment Division of American Honda Motor Co Inc American Honda Motor Co Inc Power Equipment Division 100021 Duluth Georgia 30136 9421 Telephone 404 497 6400 We will need the following information in order to assist you Your name address and telephone number Product model and serial number Date of purchase Dealer name and address Nature of the problem After reviewing all the facts involved you will be advised of what action can be taken Please bear in mind that your problem will likely be resolved at the dealership using the dealer s facilities equipment and personnel so it is very important that your initial contact be with the dealer Your purchase of a Honda product is greatly appreciated by both your dealer and American Honda Motor Co Inc We want to assist you in every way possible to assure your complete satisfaction with your purchase 34 o o Jo TR E lt Current customer service contact information United States Puerto Rico and U S Virgin Islands
12. ID HEAT SPARKS AND OPEN FLAME WHEN REFUELING KEEP HANDS and FEET AWAY DANGER KEEP HANDS and FEET AWAY WARNING _ PREVENT SERIOUS INJURY 00 NOT REACH INSIDE WHEN ENGINE IS RUNNING KEEP HANDS and FEET AWAY WARNING Be CONNECT THE SPARK PLUG CAP FORE WORKING ON THE BLADE OR MOWER 2 GENERAL SAFETY Know how to stop the engine quickly and understand operation of all the controls Never permit anyone to operate the mower without proper in struction The rear shield is for your protection keep it in place at all times The blade is sharp and dangerous Never put your hands or feet under the mower Never tilt the mower to expose the blade while the engine is running you find it necessary to work on the blade or mower Stop the engine and remove the spark plug cap Never stand in front of self propelled mowers when the engine is run ning Someone may accidentally engage the drive clutch Clear the lawn of sticks stones or debris before mowing Mow only in Cleared areas in daylight or good artificial light Protect yourself by wearing long trousers and appropriate shoes Don t wear loose fitting clothing or sandals when mowing Keep children and pets away from the mower at all times the blade strikes a stone sprinkler head etc be sure the blade blade holderwasher woodruff key fasteners crankshaft etc are in good con dition befo
13. L LLL Te EE j LLL pty tt tT iT EE PT TE EE pt tte et a Tt HH H4H49MHHH2HHHHH H HH AH H CEE EEE EEE es ss W Serer HH A JG 1000 9007 dies ad 8000 LLL PRINTED IN U S A EE Ro 0 18008907 PRINTED IN U S A
14. djusting the pilot screw If you always operate the rotary mower at altitudes higher than 6 000 feet above sea level have your authorized Honda Rotary Mower dealer perform these car buretor modifications Even with suitable carburetor jetting engine horsepower will decrease ap proximately 3 596 for each 1 000 foot increase in altitude The affect of altitude on horsepower will be greater than this if no carburetor modifica tion is made CAUTION Operation of the mower at an altitude lower than the carburetor is jetted for may result in reduced performance overheating and serious engine damage caused by an excessively lean air fuel mixture Cutting Height Adjustment Seven settings are available 1 2 3 4 17 1 1 2 2 2 1 2 3 1 Stop the engine 2 Push the front and rear adjusting levers toward the wheels and move them up or down to raise or lower cutting height Adjust front and rear wheels to the same height ADJUSTING LEVER ADJUSTING LEVERS pO RR Grass Bag The bag is subject to wear under normal usage heck frequently for fray ing and tears Replace deteriorated bag only with Honda replacement bag or their equivalent When the bag needs cleaning wash it with water and make sure it is dry before using it Clogged mesh will result in poor grass chuting and a wet bag will clog quickly I Removal 1 Stop the engine 2 Raise the discharge guard Grasp the bag handle Remove and raise
15. ll to the Upper level mark with the recommended oil see p 10 Tighten the cap securely to prevent leakage UPPER LEVEL W WARNING Used motor oil may cause skin cancer if repeatedly left in con tact with the skin for prolonged periods Although this is unlikely unless you handle used oil on a daily basis it is still advisable to thoroughly wash your hands with soap and water as soon as possible after handling used oil NOTE Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take it in a sealed container to your local service station for reclamation Do not throw it in the trash or pour it on the ground 24 argc D n Y nn s Air Cleaner Service A dirty air cleaner will restrict air flow to the carburetor To prevent car buretor malfunction service the air cleaner frequently 1 Unscrew the wing nut remove the air cleaner cover and remove the element 2 Wash the element in a non flammable or high flash point solvent and dry it thoroughly 3 Soak the element in clean engine oil and squeeze out the excess 4 Reinstall the air cleaner element and the cover AIR CLEANER COVER AIR CLEANER ELEMENT 25 Standard Plug BMR 4A W14MR U ND 1 Disconnect the cap and remove the spark plug
16. ly until you feel resistance then pull briskly NOTE e The engine will start more easily if the cutting blade is not in contact with long uncut grass Do not allow to snap back return it by hand 5 After the engine warms up move the throttle lever to THROTTLE STARTER NOTE The throttle lever may be moved anywhere between and LO to adjust engine speed during operation However the engine may stall if the lever is at LO when mowing starts 15 T r _ Flooded Engine If the engine won t start after several pulls on the starter rope the engine may be flooded clear a flooded engine 1 Turn off the fuel valve 2 Remove the spark plug and dry it When reinstalling the plug ibresd it in by hand until it seats Then tighten it an additional 1 8 1 4 turn with the spark plug wrench to compress the washer 3 Move the throttle to turn on the fuel valve and repeat steps 3 5 under Starting the Engine Stopping the Engine 1 Release the flywheel brake lever 2 Turn off the fuel valve FUEL VALVE FLYWHEEL BRAKE LEVER 16 eHigh altitude operation At high altitude the standard carburetor air fuel mixture will be excessively rich Performance will decrease and fuel consumption will increase High altitude performance can be improved by installing a smaller diameter main fuel jet in the carburetor and rea
17. nfamiliar station try to find out if the fuel contains alcohol if it does confirm the type and percentage of alcohol used If you notice any undesirable operating symptoms while using gasoline that contains alcohol or one that you think contains alcohol switch to a gasoline that you know does not contain alcohol 12 3 Check the grass bag for fraying tears and clogged mesh Wash the bag with water if necessary and let it dry thoroughly Grass will not chute properly without adequate ventilation through the bag Make sure the bag is properly installed 4 Check the blade for tightness Torque 3 0 3 5 kg m 21 7 25 3 ft Ib To be certain that engine will not start accidentally remove the spark plug cap before performing this inspection 5 Check the air cleaner element and clean it if it is dirty p 25 AIR CLEANER GRASS BAG 13 7 STARTING AND STOPPING THE ENGINE Starting the Engine Exhaust gas contains poisonous carbon monoxide Never run the mower in an enclosed area Be sure to provide adequate ventilation 1 Turn the fuel valve ON 2 Move the throttle lever to START CHOKE NOTE If the engine is warm or the air temperature is high move the throttle to LO as soon as the engine starts FUEL VALVE 3 Move the flywheel brake lever forward and hold it against the handlebar FLYWHEEL BRAKE LEVER 14 wamra r 4 Pull the starter rope light
18. p slopes Control direction by the handle not by foot pressure on the mower housing Keep firm hold on the handle and walk never run with the mower Don t lag behind the machine or let it pull you CAUTION Use extra care when mowing around objects to keep the blade from striking them Never deliberately mow over any object Stop the engine immediately if the blade hits an object or the mower starts to vibrate Remove the spark plug cap keep the wire away from the plug and inspect for damage 6 BEFORE YOU START THE MOWER 1 Check the engine oil level CAUTION Engine oil is a major factor affecting engine performance and service life Non detergent oil and 2 stroke engine oil are not recommended Running the engine with insufficient oil can cause serious engine damage Use Honda 4 stroke or an equivalent high detergent premium quality motor oil certified to meet or exceed U S automobile manufacturers re quirements for service classification SE or SF Motor oils classified SE Or SF will show this designation on the container SAE 10W 40 is recommended for general all temperature use a Place the mower on a level surface b Remove the oil filler cap and wipe the dipstick clean c Insert the dipstick into the oil filler neck but not screw it in d Check the oil level shown on the dipstick If near the lower level fill to the upper level with the recommended oil OIL
19. r cleaner Spark plug improperly gapped Dirty air cleaner Dirty cooling fins Low oil level F ywheel clogged by grass etc Loose blade or engine mounting hardware Blade unbalanced 11 SPECIFICATIONS gt MODEL POWER PRODUCTS DESCRIPTION CODE ENGINE Engine type GV 100K Side valve single cylinder forced air cooled four stoke gasoline engine Displacement Bore and stroke 90 cm 5 5 cu 50 x 46 mm 2 0 x 1 8 in 20 BTDC Transistorized magneto ignition 0 4 0 42 US qt 0 35 imp qt 0 9 0 24 US gal 0 20 imp gal BMR 4A NGK or W14MR U ND Ignition timing Ignition system Engine oil capacity Fuel tank capacity Spark plug FRAME Dimensions Length x Width x Height 1410 x 470 x 990 mm 55 5 18 5 39 0 in 22 5 49 6 Ib 42 420 16 5 Dry weight Grass bag capacity Cutting width NOTE Specifications are subject to change without notice 33 12 WARRANTY SERVICE Owner Satisfaction Your satisfaction and goodwill are important to your dealer and to us All Honda warranty details are explained in the Distributor s Limited Warranty Normally any problems concerning the product will be handled by your dealer s service department If you have a warranty problem that has not been handled to your satisfaction we suggest you take
20. re continuing to mow Replace any damaged parts 3 COMPONENT IDENTIFICATION FLYWHEEL BRAKE LEVER RECOIL STARTER GRIP AIR CLEANER THROTTLE LEVER GRASS BAG HANDLE GRASS BAG CUTTING HEIGHT ADJUSTING LEVERS PP T O HANDLE OIL FILLER CAP FUEL TANK CAP DISCHARGE GUARD SPARK PLUG CAP MUFFLER 4 CONTROLS Throttle Lever Throttle positions START CHOKE ul LO THROTTLE LEVER Flywheel Brake Lever Black painted lever The flywheel brake lever must be moved forward and held against the handlebar to allow the engine to start and run When the flywheel brake lever is released the engine stops W WARNING the Brake System fails to stop the engine turn off the fuel valve and allow the engine to stop completely Take the mower to an authorized Honda dealer for service FLYWHEEL BRAKE LEVER 5 OPERATION This mower may be used either with the grass bag or without the grass bag The following suggestions and rules are intended to help you operate your HR173 under the safest conditions possible Be alert and exercise the same care using the mower as you would using any other power tool Be especially careful when mowing uneven or rough ground The mower may tilt exposing the blade and hidden objects could be thrown by the blade Keep all four wheels on the ground Mow across slopes Do not mow excessively stee
21. y hot Allow it to cool before proceeding 1 Remove the two 4 mm screws and tail pipe and then remove the spark arrester and the arrester number plate from the muffler 2 Use a brush to remove carbon deposits from the spark arrester screen CAUTION Be careful not to damage the spark arrester acreen NOTE The spark arrester must be free of breaks and holes Replace if necessary 3 Install the arrester number plate spark arrester and tail pipe on the muf fler and tighten two 4 mm screws securely SPARK ARRESTER e SCREEN 4 mm SCREWS H TAIL PIPE d d rof 3 SPARK ARRESTER Optional parts E Ed GASKET N CO ARRESTER NUMBER JT PLATE ad Se PU SU Cer SE S V 30 oe GRASS ASSEMBLY 1 Insert the bag frame into the grass bag as shown GRASS BAG GRASS BAG FRAME 2 Hook the plastic edges of the grass bag onto the frame 231 10 TROUBLESHOOTING Engine will not start No fuel 2 Flywheel brake cable loose Hard starting or loss of power Erratic operation Engine overheats Excessive vibration 32 Spark plug wire loose or disconnected Spark EIS faulty or improperly gap ped i Engine E RIT TEES Dirty air cleaner Dirt in gas tank Dirty air cleaner Water in gas tank or carburetor Vent in gas cap and or carburetor clogged Spark plug faulty or improperly gap Dirty ai
Download Pdf Manuals
Related Search