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This HR21K2 meets C.P.S.C. blade safety requirement for walk behind rotary power mowers. This manual covers operation and maintenance of the HONDA ROTARY MOWER HR2 1. All information in this publication is based on the latest product information available at the time of approval for printing. Honda Motor Co., Ltd. reserves the right to make changes at any time without notice and without incur- ring any obligation. Any powered product can be a potential source of danger if misused or imprope
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Thank you for purchasing a Honda Lawn Mower. If any problems occur, or if there are any questions concerning the mower, consult an authorized HONDA dealer. No part of this publication may be reproduced without written permission. The Honda rotary mower is 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. Failure to do so could
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CONTENTS .............................................................. 3 GENERAL SAFETY ........................................................ 4 COMPONENT IDENTIFICATION ............................................. 5 7 THECONTROLS .......................................................... OPERATION ............................................................. 9 TRANSPORTING/STORAGE ................................................ 18 21 MAINTENANCE ....................................
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GENERAL SAFETY * Protect yourself by wearing long trousers and ap- propriate shoes. Don’t wear loose fitting clothing * Know how to stop the engine quickly and under- or sandals when mowing. stand operation of all the controls. Never permit anyone to operate the mower without proper in- * Keep children and pets away from the mower at all struction. times. * The safety shield and side guard are for your pro- * If the blade strike a stone, sprinkler head, etc., be tection; keep them in
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COMPONENT IDENTIFICATION ROTO-STOP LEVER GRASS BAG HANDLE I LOCK LEVER FUEL TANK CAP RECOIL STARTER CUTTING HEIGHT ADJUSTING LEVER THROTTLE LEVER BELT COVER MUFFLER ’ S-XAM type HR21 5
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DRIVE CLUTCH LEVER- c-” ANDLE HANDLE JOINT GRASS BAG ___-_------ OIL FILLER CAP DISCHARGE SIDE GUARD T I I -HANDLE LOCK LEVER SAFETY SHIELD S-XAM type 6 HR21
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THE CONTROLS THROTTLE CONTROL LEVER 1. Throttle “CHOKE” “HI” “LO” “IDLE” “STOP” 2. ROTO-STOP T’o put the cutting blade into operation, press the button on top of the ROTO-STOP lever and push the lever forward, holding it against the handlebar. The blade will stop when the ROTO-STOP lever is released. HR21 7
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I 1 3. Drive Clutch (S-XAM TYPE only) ROTO-STOP LEVER For self-propelled operation, push the drive clutch lever forward and hold it against the handlebar. The drive clutch lever holds the ROTO-STOP lever forward during self-propelled operation. The button on top of the ROTO-STOP lever must be pressed before either of these levers can be moved forward - the cutting blade must be put into operation whenever the mower is’to be self-propelled. When the drive clutch is released, the driv
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OPERATION The HR21 may be used either with the grass bag, or NOTE: without the bag as a mulching mower. . Mow across. slopes. Do not mow excessively steep The following suggestions and rules are intended to slopes. help you operate your Honda HR21 under the safest Always push, never pull, a mower with the engine conditions possible. Be alert and exercise the same running. Control direction by the handle, not by care using the mower as you would using any other foot pressure on the mower
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BEFOREYOUSTARTTHEMOWER 1.. Check the engine oil level. p?ciEq * Engine oil is a major jktor affecting engine per- formance and service life. Non-detergent or veget- able oils are not recommended. * Running the engine with insufficient oil can cause serious engine damage. Use Honda-4-stroke, or an equivalent high deter- gent, premium quality motor oil certified to meet or exceed U.S. automobile manufacturers’ requirements for service classification SE or SF. (Motor oils classified SE
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2. Check the fuel level. Use automotive gasoline. Never use an oil/gasoline mixture or dirty gasoline. Avoid getting dirt, dust or water in the fuel tank. * Gasoline is extremely flammable and explosive un- der certain conditions. Refuel in a well ventilated area with the engine stopped. * Do not smoke or allow flames or sparks in the area where the mower is refueled or where gasoline is stored. * Be careful not to spill fuel when refueling. Fuel vapor or spilled fuel may ignite. Make
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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 proper- ly without adequate ventilation through the bag. Make sure the lock lever is latched securely. 4. Check the blade bolts for tightness. Torque: 4.5-5.5 kgm ( 32.5-39.8 ft lb) mmwm * To be certain that the engine will not start acciden- tally, remove the spark plug cap before performing GRASS BAG this inspection. 5. Check and clean th
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STARTING THE ENGINE * Exhaust gas contains poisonous carbon monoxide. Never run the mower in an enclosed area. Be sure to provide adequate ventilation. 1. Move the throttle lever to “CHOKE”. NOTE: CHOKE- Do not use “CHOKE” when the engine is warm or the air temperature is high. Move the throttle to “LO” instead. 2. Turn the fuel valve “ON”. - I I FUEL VALVE HR21 13
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3. Place your foot on “STEP” on the mower housing. 4. Pull the starter rope lightly until you feel compres- sion, then pull briskly. NOTE: Do not allow the rope to snap back; return it by hand. 5. After the engine warms up, move the throttle lever to “HI”. Squeeze the ROTO-STOP to start the blade. (S-XAM TYPE) Move the shift lever to “1”. Engage the drive clutch/ROTO-STOP and the mower will move forward. For faster speeds, shift to “2” or “ 7, 3 . NOTE: The throttle lever may be mo
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Honda Rotary Mower dealer perform these carburetor Flooded Engine modifications. If the engine won’t start after several pulls on the starter rope the engine is probably flooded. Even with suitable carburetor jetting, engine horse- To clear a flooded engine: power will decrease approximately 3.5% for each 1,000 foot increase in altitude. The affect of altitude 1. Move the throttle lever to “STOP” and turn off the on horsepower will be greater than this if no carbure- fuel valve. tor mo
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Cutting Height Adjustment Five settings are available: l”, l-i/2”, 2”, 2-l/2”, 3“. To change blade height: 1. Stop the engine. 2. Push the adjusting lever toward the wheel and move it up or down to raise or lower the blade height. 3. Release the lever in the appropriate notch. 4. Adjust the other three wheels. Make sure all four wheels are at the same level. Inmaim * Be careful not to touch the muffler when adjust- ing the right front wheel height. The muffler will stay hot for a wh
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Grass Bag The bag is subject to wear under normal usage; fre- quently check for fraying and tears. Replace deterio- rated bags only with Honda replacement bags or 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. Removal 1. Stop the engine. Unhook the grip from the handle- bars. 2. Lift the lock lever, grasp the handle and remove the bag toward the rear
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TRANSPORTING/STORAGE Transporting Turn the fuel valve OFF when transporting the mower. I I I HANDLE LOCK LEVERS HANDLE JOINT * 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 (p. 17). 2. Push the handle lock levers down and move the handle forward until it stops. 3. Loosen the handle joints and collapse the handle as shown. 18 HRZl
