Honda HR173 Owner's Manual

Honda HR173 Owner's Manual

Honda lawn mower user manual

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Summary of Contents for Honda HR173

  • Page 3: Caution

    Thank you for purchasing This manual covers operation mowers; type PDA (manually Honda HR173 mowers walkbehind rotary power Honda Motor Co., Ltd. reserves without notice and without No part of this publication This manual should be considered should remain with...
  • Page 4 Honda rotary mowers if operated according grass, and bagging other use could be dangerous. . Read and understand Failure to do so could are designed to give safe and dependable to instructions and intended cut grass when equipped the Owner’s Manual result in personal...
  • Page 5: Table Of Contents

    CONTENTS 1 CAUTION LABEL LOCATION 2 GENERAL SAFETY 3 COMPONENT IDENTIFICATION 4 CONTROLS 5 OPERATION 6 BEFORE YOU START THE MOWER 7 STARTING AND STOPPING High altitude operation 8 TRANSPORTING/STORAGE 9 MAINTENANCE 10 TROUBLESHOOTING 11 SPECIFICATIONS 12 WARRANTY SERVICE THE ENGINE ... CONTENTS .
  • Page 6: Caution Label Location

    1. CAUTION LA.BEL LOCATIONS BLADE CONTROL WARNING WARNING READ OWNER’S READ OWNER’S MANUAL MANUAL BEFORE OPERATING BEFORE OPERATING D0 NOT ALLOW D0 NOT ALLOW ANYONE ANYONE STAND STAND IN FRONT OF MOWER IN FRONT OF MOWER FROM THROWN T0 PREVENT T0 PREVENT INJURY INJURY...
  • Page 7 [[ DANGER:KEEP HANDS and FEET AWAY ]] WARNING ~___... SERIOUS INIURV. DO NOT WHEN ENlINE IS fHlNNING.
  • Page 8: General Safety

    2. GENERAL SAFETY Know how to stop the engine quickly controls. Never permit struction. The rear shield is for your protection; The blade is sharp and dangerous. the mower. Never tilt the mower running. If you find it necessary engine and remove Never stand...
  • Page 9: Component Identification

    3. COMPONENT IDENTlFlCATlOiU FLYWHEEL BRAKE RECOIL STARTER GRIP AIR CLEANER THROTTLE LEVER - GRASS BAG HANDLE CUTTING HEIGHT ADJUSTING OIL FILLER CAP DISCHARGE SPARK PLUG CAP MUFFLER...
  • Page 10: Controls

    4. CONTROLS. Throttle Lever Throttle positions: START Flywheel Brake Lever (Black-painted The flywheel brake lever handlebar to allow the engine lever is released, the engine If the Brake System valve and allow the engine Take the mower to an authorized (CHOKE) lever) must...
  • Page 11: Operation

    This mower may be used either bag. The following suggestions HR173 under the safest conditions care using the mower Be especially careful may tilt, exposing the blade, and hidden blade. Keep all four wheels 0 Mow across slopes. Control direction by the handle, housing.
  • Page 12: Before You Start The Mower

    6. BEFORE YOU START THE IMOWER 1. Check the engine oil level. CAUTION: Engine oil is a major factor life. Non-detergent Running ,the engine damage. Use Honda-4-stroke, motor oil certified to meet or exceed quirements for service SF will show this designation SAE low-40 is recommended...
  • Page 13: Starting

    2. Check the fuel level. Your engine is designed ( ’ ‘2 M ) of number tane number of 91 or higher. display the pump octane We recommend that engine and spark plug deposits components. Never use stale or contaminated getting dirt, dust or water can cause persistent...
  • Page 14 GASOLINES CONTAINING If you decide to use a gasoline tane rating is at least as high as that recommended two types of “gasohol”: methanol. Do not use gasohol not use gasoline containing not also contain cosolvents use gasoline containing and corrosion inhibitors.
  • Page 15 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’Esure.the ‘. bag is properly installed. 4.
  • Page 16: Starting And Stopping The Engine

    7. STARTING AND STOPPING THE ENGINE Starting the Engine Exhaust gas contains the mower in an enclosed 1. Turn the fuel valve 2. Move the throttle lever to START(CHOKE); NOTE: If the engine throttle to LO as soon as the engine FUEL VALVE 3.
  • Page 17 4. Pull the starter rope lightly NOTE: The engine will start more easily if the cutting long, uncut grass. Do not allow the rope to snap back; return 5. After the engine .warms STAkTER NOTE: The throttle lever may be moved adjust engine speed during lever is at LO when...
  • Page 18 Flooded Engine If the engine won’t start after several may be flooded. To clear a.flooded engine: 1. Turn off the fuel valve. 2. Remove the spark plug and dry it. When reinstalling by hand until it seats. Then tighten spark plug wrench to compress 3.
  • Page 19: High Altitude Operation

    High altitude operation At high altitude, the standard rich. Performance will decrease, High altitude performance main fuel jet in the carburetor operate the rotary mower level, have your authorized buretor modifications. Even with suitable carburetor proximately 3.5% for each 1,000 altitude on horsepower tion is made.
  • Page 20 Grass Bag The bag is subject ing and tears. Replace or their equivalent. -’ and make sure it is dry before Clogged mesh will quickly. Removal 1. Stop the engine. 2. Raise the discharge front end of the grass bag. 3.
  • Page 21: Transporting/Storage

    Transporting Turn the fuel valve OFF when mm&l To avoid fuel and oil spillage ignite. The ‘handle may be folded 1. Remove the grass bag. 2. Loosen the handle knobs and fold the handle NOTE: After folding the handle, twisted or pulled taught.
  • Page 22 Preparation for Storage The following steps should be stored for longer than 30 days. NOTE: If the mower will be stored spark plug pour cylinder. Pull the starter .Replace the plug. 1. Drain the fuel tank and Carburetor -A.Remove the fuel tube and drain the fuel tank. be taken to protect for longer than a year, first remove the three...
  • Page 23 B. Remove the drain bolt to drain the carburetor. C.Reinstall the drain bolt, connect OFF. Gasoline is extremely I!rama conditions. Do not smoke 2. Change the engine oil (p. 24) 3. Squeeze the flywheel starter rope until it becomes tects them from dust and corrosion. 4.
  • Page 24: Maintenance

    Honda parts Replacement parts which of the Honda HR173 Regular required service are described in the chart SPARK PLUG CAP and discon- their equivalent are not of equivalent is essential...
  • Page 25: Maintenance Schedule

    MAINTENANCE SCHEDULE Check Engine Chancre Check Air cleaner Clean I Clean Grass Blade bolt tightness Check Flywheel brake cable Adjust 1 Check Flywheel brake Check Blade holder washer (Replace and key necessary) Spark plug 1 Clean Spark arrestor Clean (optional part) 1 Adjust Throttle...
  • Page 26: Engine Oil Change

    Engine Oil Change Drain the oil while the engine draining. 1. Remove the filler cap. 2.Tilt the mower to drain the oil. 3. Refill to-the “Upper” Tighten the cap securely Used motor oil may cause skin cancer .tact with the skin for prolonged you handle used oil on a daily basis, it is still advisable your hands with soap and water as soon as possible...
  • Page 27 Air Cleaner Service A dirty air cleaner will restrict buretor malfunction, service 1. Unscrew the wing nut, element. 2. Wash the element in a non-flammable it thoroughly. 3. Soak the element in clean engine 4. Reinstall the air cleaner air flow to the carburetor.
  • Page 28 Spark Plug Standard Plug: BMR-4A WI 4MR-U 1. Disconnect the cap.and 2. Visually inspect the plug. Discard the insulator is cracked 3. Measure plug 0.6-0.7 mm (0.024-0.028 side electrode -carefully. 4. Make-sure the sealing plug in by hand until it seats. 5.
  • Page 29 Blade Removal and Sharpening Wear heavy gloves Disconnect the spark plug cap to prevent ‘ I. Turn the fuel valve 2.Tilt the mower Remove the blade bolt to remove NOTE: Never tilt the mower It will result in hard starting. 3.
  • Page 30 Throttle Cable Adjustment 1. When the throttle lever is moved carburetor choke arm should ’ its travel. Push the control arm has moved fully 2. If adjustment is necessary, juster up or down as required. carburetor choke arm positon. to the START move fully cgunterclockwise, lever with your finger to clieck that the choke counterclockwise.
  • Page 31 Flywheel Brake Lever Free Play 1. Measure free play at the tip of the lever as shown, 5 mm (3/16 in). 2. If adjustment is necessary, adjuster up or down play. 3. Start the engine and operate the brake lever. Check to be sure the engine is stopped when the lever is released.
  • Page 32 Spark Arrester Maintenance If the mower Allow it to cool before 1. Remove the two 4 mm screws arrester and the arrester 2; Use a brush to remove CAUTION: Be careful NOTE: The spark arreste; necessary. 3. Install the arrester number fler, and tighten two 4 mm screws...
  • Page 33: Bag Assembly

    GRASS BAG ASSEMBLY 1. Insert the bag frame into the grass bag as shown. GRASi BAG FRAME 2. Hook the plastic edges of the grass bag onto the frame.
  • Page 34: Troubleshooting

    10. TROUBLESHOOTING Engine will not start Hard starting or loss of power Erratic operation Engine overheats Excessive vibration 1. No fuel. 2. Flywheel brake cable loose. 3. Spark plug wire loose or disconnected. 4. Spark p!ug faulty or improperly ped (p. 26). 5: Engine flooded (p.
  • Page 35: Specifications

    Fuel tank capacity Spark plug FRAME Dimensions Length x Width Dry weight Glass bag capacity Cutting width NOTE: Specifications HR173 MA2R GVl OOK, Side valve, forced air-cooled four-stoke gasoline 90 cm3 (5.5 cu in)/50 (2.0 x 1.8 in) 20” BTDC Transistorized 0.4 e (0.42...
  • Page 36: Warranty Service

    12. WARRANTY SERVICE Owner Satisfaction Your satisfaction and goodwill Honda warranty details Normally, any problems dealer’s service department. been handled to your action: Discuss your problem complaints can be quickly already been reviewed the dealership or the General If your problem still has not been resolved to your satisfaction, Power Equipment Division...
  • Page 37 When you write or call, please provide the following information: • Model and serial numbers • Name of the dealer who sold the Honda power equipment to you • Name and address of the dealer who services your equipment •...
  • Page 38 MEMO...
  • Page 39 -, __...

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Hr173pda

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