Honda HT-R3811 Owner's Manual
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Honda HT-R3811 Owner's Manual

Honda HT-R3811 Owner's Manual

Honda lawn mower user manual
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  • Page 3 Owner’s Manual result in personal Honda riding mower dealer. a gasoline check local laws and regulations. of the Honda HT-R3811 without written permission. part of the riding mower and words; damage if service if before...

  • Page 4: Table Of Contents

    CONTENTS 1. SAFETY INSTRUCTIONS 2. COMPONENT IDENTIFICATION 3. CONTROLS 4. PRE-OPERATION CHECKS 5. OPERATION Starting the engine Mowing Stopping the engine High altitude operation 6. TRANSPORTING/STORAGE 7. MAINTENANCE 8. TROUBLESHOOTING 9. SPECIFICATIONS 10. WIRING DIAGRAM 11. WARRANTY SERVICE ..

  • Page 5: Safety Instructions

    WARNING LABEL LOCATIONS 1 m SAFETY INSTRUCTIONS PASSENGERS. GMAXIMUM SAFE OPERATING ANGLE 10 DEGREES. (17% GRADE) #REDUCE SPEED WHEN TURNING OR OPERATING ON SLOPES. GSTOP ENGINE BEFORE REMOVING GRASS CATCHER OR CLEANING DISCHARGE CHUTE #KEEP ALL SHIELDS AND SAFETY DEVICES IN PLACE.
  • Page 6 RIDING MOWER SAFETY Oberating ensure your safety and the safety of others. Know these requirements you operate the riding mower. SAFE OPERATING RULES Always make a pre-operation riding mower; you may prevent All parts, especially securely fastened in place. Be sure all nuts, bolts and screws are tight; bolts.
  • Page 7 Be alert. Do not operate the riding mower when you are tired, ill or under the influence of alcohol Mow only in daylight Watch out for and avoid rocks, roots, holes and other obstacles. If you hit an object, before you operate the mower Replace damaged, worn or broken parts immediately.
  • Page 8 If mowing on a sloping surface, grade. Never turn or drive across the face of the slope. To prevent loss of control cise extreme caution Avoid turning or stopping instructions. Do not back down or rapidly accelerate for special instructions. When mowing on slopes, empty the grass bags when they are half full.

  • Page 9: Component

    2. COMPONENT IDENTIFICATION STEERING WHEEL ENGINE SWITCH AIR INTAKE LEVER BRAKE‘ PEDAL DISCHARGE’CHUTE WARNING BUZZER...
  • Page 10 POWER TAKE-OFF DECK HEIGHT ADJUSTING CUTTER DECK REAR BODY Raise...
  • Page 11 Engine compartment AIR CLEANER FUEL’VALVE PLUG PLUG OIL DRAIN OIL FILLER (LOCATED ON THE FRAME)

  • Page 12: Controls

    3. CONTROLS 1. Engine switch Always remove riding mower is unattended starting the engine. This riding mower is equipped controls all the electrical in front of the gear shift lever. Key positions: “START” “ON” “OFF” NOTE: The starter motor will not work unless the shift lever is in NEUTRAL and the P.T.0 lever is in the OFF (Disengaged) 2.
  • Page 13 3. Cutter deck height adjusting This lever is used to raise and lower the cutter height, squeeze the handle lock and then press in and hold the set button. Raise or lower the lever until the desired cutting dicator. At that point, release the set button and the handle lock. Be sure the handle lock returns to its normal position Cutting height:...
  • Page 14 5. Power Take-Off (P.T.O.) lever This lever engages and disengages the power take-off Lever positions: OFF (Disengaged) P.T.O. LEVER NOTE: interlock P.T.O. lever is in the OFF position. 6. Brake pedal Depressing the pedal will first disengage the riding mower drive clutch. continue to depress the pedal, the brake will mower.
  • Page 15 7. Warning buzzer The warning buzzer has two functions A.Low oil level alarm (intermittent If the oil level falls to a predetermined warning buzzer will beep on and off. If this happens, mediately, check the engine oil level and add enough of the recommended oil to bring the level to the upper mark on the dipstick CAUTION: Running...
  • Page 16 8. Parking brake lever This lever is used to set the brake when the riding mower is parked. Pull the lever fully up until the ratchet locks. NOTE: The parking Always put the transmission setting the parking brake. A steady warning brake is engaged while the transmission CAUTION:...

  • Page 17: Pre-Operation

    To pr’event accidental and disconnect the spark inspection. 1. Make sure the cooling CAUTION: If the cooling overheat. 4. PRE-OPERATION start-up, remove the engine switch plug cap before performing air intake screens are clean. air intake screens are blocked CHECKS key, pre-operation ‘...
  • Page 18 2. Check the engine oil level CAUTION: Engine oil is a major factor affecting Non-detergent oil and 2-stroke engine oil are not recommended. Running the engine with a. Place the riding mower on a level surface. b. Lift the rear body, wipe dust and dirt from around the oil filler cap, remove the cap and wipe the dipstick c.
  • Page 19 3. Check the fuel level Raise the rear body and check the fuel level. Refill the tank to the upper level mark if necessary. Your engine is designed M ) of number (R ; tane number of 91 or higher. display the pump octane We recommend...
  • Page 20 Rwlm Gasoline is extremely Refuel in a well!ventilated allow flames or sparks in the area where the engine is refueled gasoline is stored. 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 Be careful not to spill fuel when refueling.
  • Page 21 Inspect brake lining condition Firmly set the parking brake, and then check the position of the brake wear in- dicator. If the indicator an Authorized Honda Power Equipment CAUTION: Under no circumstances the brake lining is at the service limit. PARKING...
  • Page 22 6. Deck belt, primary 1 Wear or damage 1. Lower the cutter deck as far as it will go with the cutter deck height ad- justing lever. 2. Inspect both belts for wear and damage. If the belts are worn or damaged, replace them according n Blade belt tension 1.
  • Page 23 7. Check the battery Raise the rear body, remove the battery trolyte level. The electrolyte level must be maintained lines on the side of the battery. If the electrolyte level is low, remove the battery filler caps and carefully distilled water to the upper level line.
  • Page 24 8. Adjust the seat position 1. Raise the rear body. 2. Disconnect the 2-pin connectors. 3. Loosen the four seat mounting 4. Move the seat to a position comfortably. 5. Tighten the seat mounting connectors. 9. Check the tire pressure CAUTION: Improper exceed the manufacturer’s...
  • Page 25 5. OPERATION Starting the engine Exhaust gas contains poisonous carbon monoxide. Never run the engine in an enclosed area. Be sure to provide adequate ventilation. 1. Raise the rear body, turn the fuel valve ON and close the rear body. REAR BODY 2.
  • Page 26 4. Turn the engine switch to START. CAUTION: Do not use the starter motor for more than 5 seconds. If the engine fails to start, release the key, and wait at least 10 seconds before operating the starter motor again. 5.
  • Page 27 7. Seat safety switch operation check. 1. Move the P.T.O. lever to ON (Engaged). Rise off the seat - the engine should stop immediately. 2. Return the P.T.O. lever’to OFF (Disengaged) and restart the engine. Release the parking brake and place the shift lever in the 1st speed range.
  • Page 28 Mowing Before operating understand the safe operating CAUTION: In tall grass, first mow with the cutter this will expose completely cleared, re-mow at the desired height. NOTE: For best results, wait until 1. Set the cutter deck height adjusting this riding mower rules.
  • Page 29 2. Move the throttle lever to the FAST position. CAUTION: When mowing that will give a safe ground speed when the engine is operating NOTE: The riding mower can be operated at intermediate desired, but always maintain and efficient blade operation. speed range.
  • Page 30 4. Move the shift lever to select the desired gear position. engage automatically CAUTION: If clutch one second, have the riding mower serviced by your HONDA Be sure the area behind obstacles before backing up. Operate the mower at low speed until you become familiar operating characteristics.
  • Page 31 5. Cutting Patterns These cutting E%zm surface. See safe operating 0 In a small area First make 2 or 3 turns continue cutting in the reverse direction. 0 In a large area The first round of cuts is the key to making a neat finish. turns in a clockwise the right and continue have finished...
  • Page 32 Stopping the engine 0 In an emergency; Turn the engine switch 0 In.normal use; (1) Move the P.T.O. lever to OFF (Disengaged). (2) Move the shift lever to the Neutral position. (3) Set the parking brake. (4) Turn the engine switch (51 Raise the rear body, turn the fuel valve OFF and close the rear body.
  • Page 33 High altitude operation At high altitude, the standard rich. Performance will decrease, High altitude performance main fuel jet in the carburetor operate the riding 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 34: Transporting/Storage

    6. TRANSPORTING/STORAGE Transporting Transport the riding suitable tie down points. Turn the fuel valve OFF and set the parking Tie the riding mower below. CAUTION: To avoid damaging the around or near them when securing FRONT Spilled fuel may ignite. To avoid fuel and oil spillage, keep the, riding mower level when transporting.
  • Page 35 Turn the fuel valve ON, loosen the carburetor into an approved gasoline securely. Gasoline conditions. Do not smoke or allow flames or sparks in the area. DRAIN SCREW 2. Change the engine oil (see page 40). NOTE: If the riding rear body remove...
  • Page 36 3. Remove the battery month. 4. Remove the cutter deck: 4-l. Lower the cutter deck and be sure the P.T.O. lever is in the OFF position. Turn the front wheels stopper. 4-2. Remove the primary transmission. CAUTION: When the cutter deck is removed, deck height adjusting lever to snap unward ed.
  • Page 37 4-3. Remove the 7 mm lock pin collar and washer from the P.T.O. clutch rod. 4-4. Remove the four 14 mm lock pins and washers from the right and left of the cutter deck. P.TE WASHER- \COLLAR LOCK PIN 7 mm CUTTERDECK 4-5.
  • Page 38 4-7. With the steering wheel all the way to the left, pull the dutter deck to the right and back. CAUTION: Be careful the muffler with the cutter deck during removal. 5. Turn the cutter deck upside down. water, and dry thoroughly. 6.
  • Page 39 Removal from storage 1. Check the battery electrolyte tery, and install it in the riding mower. 2. Remove the spark plug and check that it is clean and properly page 42). Turn the engine a few revolutions the spark plug. 3.

  • Page 40: Maintenance

    7. MAINTENANCE Shut the engine maintenance. prevent accidental disconnect the spark plug cap. The riding mower unless owner mechanically qualified. CAUTION: only maintenance or repair. may,damage the riding mower. Periodic inspection and adjustment high level performance ensure a long service maintenance t6 be performed and set the parking...
  • Page 41 MAINTENANCE SCHEDULE Air cleaner Parking brake buzzer Check operation Check Battery electrolyte Check Tire pressure Check Feul tank filter Clean Throttle cable Check-Adjust Front axle Grease Check Fuel line (Replace Valve clearance Check-Readjust Engine fins shroud Clean NOTE: Service air cleaner (2) These items should...
  • Page 42 1. Engine oil change NOTE: Drain the oil while complete draining. 1. Raise the rear body. 2. Remove the oil filler suitable container. 3. Retighten the dr‘ain bolt securely. NOTE: Before refilling Level Alarm. Remove the spark plug cap, shift the transmission and turn the ignition key to the ON position.
  • Page 43 2. Air cleaner service A dirty air cleaner will carburetor malfunction, frequently when operating WMiQ Never use gasoline or low flash point solvents for cleaning the air cleaner element. A fire or explosion CAUTION: Never run the engine without will result. Raise the rear body.
  • Page 44 3. Spark plug service. Recommended spark plug: BPR5ES (NGK) To ensure proper engine operation, and free of deposits. 1. Raise the rear body and remove the spark plug cap. 2. Clean any dirt from around the spark plug base. 3. Use a spark plug wrench to remove the spark plug. SPARK 4.
  • Page 45 6. Thread the plug in by hand to prevent cross threading. 7. After a new spark plug has been seated by hand, it should be tightened turn with a wrench to compress its washer. If a used plug is being reinstalled, it should only require l/8 to l/4 turn after being seated.
  • Page 46 4. Battery electrolyte level check Raise the rear body, remove the battery cover and check the electrolyte in each battery cell. Fill the battery with distilled Never overfill the battery. Any corrosion around the positive off with a solution of baking soda and warm water. retighten the terminal bolts if necessary,...
  • Page 47 5. Drive clutch inspection 1. Place the shift lever in the “2” 2. Using light pressure, mower until you feel resistance. arm should be between dex mark moves to the service out; consult your authorized NOTE: Do not force the clutch arm during this inspection, dication will result.
  • Page 48 6. Wheel removal Do not attempt to remove a wheel unless the riding mower is on firm and level ground. Do not attempt to remove or replace a tire unless you have the equipment and knowledge to do Block the wheels securely. Front wheel 1.
  • Page 49 .7. Deck belt adjustment/replacement Never attempt Remove the engine key from the ignition prevent accidental start up. CAUTION: Wear heavy gloves to protect when working with the cutter blade. Adjustment 1. Set the steering wheel in the straight-ahead 2. Move the P.T.O. lever to the ON (Engaged) position. ’...
  • Page 50 Replacement 1. Remove the cutter deck (see pages 34 thru. 36). 2. Remove the blade belt (see page 49). 3. Hold the bracket and move the knob to the right so that the tensioner moves in the direction TENSIONER BRACKET CAUTION: Wear heavy gloves to protect and don’t put your hands between...
  • Page 51 8. Blade belt replacement 1. Remove the cutter deck (see pages 34 thru. 36). 2. Remove the pulley covers by removing nuts. 3. Pull the A portion of the blade belt toward the direction row and remove the blade belt from the pulley A. 4.
  • Page 52 9. Primary belt replacement Wear heavy gloves to protect your hands when replacing the belt. CAUTION: 1. Remove the cutter deck (see page 34 thru. 36). 2. Remove the primary pressing out on the arm by hand. Then, the pulley on the engine.
  • Page 53 10. Blade inspection, sharpening Never attempt cmml qemove the ignition cap to prevent accidental CAUTION: Always wear heavy gloves to protect with the cutter blade. Blade inspection 1. Remove the cutter 2. Inspect the blade for cracks, damaged or badly worn, CAUTION: only equivalent.
  • Page 54 W Blade sharpening CAUTION: Always wear heavy gloves to protect with the cutter blade. 1. Remove the cutter deck (see page 34 thru. 36), and turn it upside down. 2. Remove the blade bolts and the blade. CAUTION: To avoid damaging dressing or resharpening 3.
  • Page 55 Blade replacement CAUTION:, Always wear heavy gloves to protect your hands when working with the cutter blade. 1. Hold the blade firmly, and remove the blade bolt, washer and blade. BLADE BOLT BLADE 2. Clean any dirt and grass from around the blade shaft and inside the deck. 3.
  • Page 56 11. Spark arrester maintenance (optional part) You can purchase an optional, authorized Honda Power some areas; check local laws and regulations mower. ‘W The muffler becomes very hot during operation hot-for a while after the engine stops. Be careful not to touch the muffler while it is hot.

  • Page 57: Troubleshooting

    Engine fails to start; 1. No fuel. 2. Shift lever in gear. 3. P.T.O. lever engaged. - 4. Spark plug faulty improperly gapped. 5. Spark plug wire loose- or disconnected. 6. Fuel not reaching carburetor. 7. Discharged battery or - loose terminal.
  • Page 58 Erratic operation; 1. Dirty fuel. 2. Dirty air cleaner elements.- 3. Spark plug faulty or P improperly gapped. Excessive vi bration; 1. Loose blade or engine- mounting hardware. 2. Blade damaged or out of - balance. Battery will not charge; 1.
  • Page 59 Clogged cutter deck discharge chute. 1. Wrong blades 2. Deck too low. 3. Engine overloaded: 4. Grass bags full (Optional part). Blades do not rotate or stop. 1. Blade belt worn or broken .-Replace 2. P.T.O. lever malfunction Riding mower does not move, or clutch does not engage properly transmission is shifted 1.

  • Page 60: Specifications

    3.7 km/h (2.3 mile/h) 5.7 km/h (3.5 mile/h) 7~0 km/h (4.3 mile/h) 7.9 km/h (4.9 mile/h) 2.8 km/h (1.7 mile/h) 2.0 P (0.53 US gal) 12V 22AH are subject to change without HT-R3811 MABT magneto (ND) Rear 0.7 kg/cm2 ’ notice.
  • Page 61 BUZZER CONTROL UNIT BUZZER SEAT SWITCH PARKING BRAKE SWITCH COMBINATION SWITCH RECTIFIER RELAY CONTROL RELAY BUZZER OIL LEVEL PLUG SWITCH STARTER RELAY MOTOR RAT7 ax_ a .‘ERY GROUND 112V MAHI 003oz-751-7ooo ITCH...

  • Page 62: Warranty

    11. WARRANTY 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 Power Equipment...
  • Page 63 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 •...
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