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COMMERCIAL 21
For Serial Nos.
850,000 & Higher
Par t No. 4500-674 Rev . A
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W ARNING CALIFORNIA Pr oposition 65 W ar ning T he engine exhaust fr om this pr oduct contains chemicals kno wn to the State of Calif or nia to cause cancer , bir th defects, or other r epr oducti v e har m. Important: T he engine in this pr oduct is not equipped with a spar k ar r ester muf fler . It is a violation of Calif or nia Public R esource Code (CPR C) Section 4442 to use or operate this engine on an y f or est-co v er ed, br ush-co v er ed, or g rass-co v er ed land as defined in CPR C
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Introduction CONGRATULATIONS on the purc hase of y our Exmark Mo w er . T his product has been carefully designed and man ufactured to gi v e y ou a maxim um amount of de pendability and years of trouble-free operation. T his man ual contains operating, maintenance , adjustment, and safety instr uctions for y our Exmark mo w er . BEFORE OPERATING Y OUR MO WER, Figure 1 CAREFULL Y READ THIS MANU AL IN ITS 1. Model and serial number location ENTIRETY . By follo wing the operating, maintenance , an
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Cleaning Under the Belt Co v er Contents (Self-Propelled Units Only) . . . . . . . . . . . . . . . . . . . . . . . . 33 Cleaning the Blade Brak e Clutc h Shield Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 (Blade Brak e Clutc h Units Only) . . . . . . . . . . . . . . . . 33 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Safety Safe Operating Practices Safety T raining Safety Alert Symbol • R ead the Operator’ s Man ual and other training T his la wn mo w er meets or ex ceeds the Consumer material. If the operator(s) or mec hanic(s) can Product Safety Commission blade safety not read English it is the o wner’ s responsibility to requirements for w alk-behind rotar y mo w ers and explain this material to them. the B71.4 specifications of the American National • Become familiar with the safe operation of the Stand
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Safety • Inspect the area where the equipment is to be DANGER used and remo v e all roc ks , to ys , stic ks , wires , bones , and other foreign objects whic h can be In cer tain conditions during fueling , static thro wn b y the mac hine and ma y cause personal electricity can be r eleased causing a spar k injur y to the operator or b ystanders . which can ignite gasoline v apor s. A fir e or explosion fr om gasoline can bur n y ou and other s and cause pr oper ty dama ge. DANGER • Al w ays pla
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Safety Operation • Nev er attempt to mak e wheel height adjustments while the engine is r unning . • Stop engine , w ait for all mo ving par ts to stop , W ARNING remo v e the spark plug wire(s). Operating engine par ts, especiall y the – Before c hec king, cleaning or w orking on the muf fler , become extr emel y hot. Sev er e bur ns mo w er . can occur on contact and de bris, such as lea v es, g rass, br ush, etc . can catch fir e. – After striking a foreign object or abnor mal vibration occur
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Safety • Do Not operate the mo w er under the influence Maintenance and Storage of alcohol or dr ugs . • Stop the engine and remo v e the spark plug • Use extreme care when loading or unloading the wire(s). W ait for all mo v ement to stop before mac hine into a trailer or tr uc k. adjusting, cleaning or re pairing . • Use care when approac hing blind cor ners , shr ubs , • K ee p engine and engine area free from trees , or other objects that ma y obscure vision. accum ulation of g rass , lea v
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Safety Safety and Instructional Decals • K ee p all safety signs legible . R emo v e all g rease , • New safety signs ma y be obtained from dir t and debris from safety signs and instr uctional y our authorized Exmark equipment dealer or labels . distributor or from Exmark Mfg . Co . Inc . • R e place all w or n, damag ed, or missing safety • Safety signs ma y be affix ed b y peeling off the signs . bac king to expose the adhesi v e surface . Apply only to a clean, dr y surface . Smooth to remo
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Safety 109-8194 EC21KABBCY , EC21KABBCCA 1. Fast 3. Slow 1 16-1922 2. Continuous variable 4. Engine—stop setting 109-9317 1 16-2685 1 17-2718 1 16-1900 10
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Safety 1 16-2737 1 1
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Specifications Specifications Model Numbers Serial Nos: 850,000 and Higher EC21ASHN; EC21ASKA; EC21ASKAP; EC21HNBBC; EC21HNBBCX; EC21KA; EC21KA CA; EC21KAX; EC21KA Y ; EC21KABBC; EC21KABBCCA; EC21KABBCX; EC21KABBCY Systems Cutting Deck • Cutting Width: 21 inc hes (53.3 cm) Engine • Blade Brak e: W hen the blade eng ag ement control is mo v ed to the diseng ag ed position a friction • Engine Specifications: See y our Engine Owner’ s brak e pad stops the rotation of the blades . Man ual • Blade Si
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Operation Product Overview Operation Note: Deter mine the left and right sides of the mac hine from the nor mal operating position. Controls Blade Control Bail Located on the upper handle as sho wn in Figure 4 . W hen the blade control bail is de pressed, the system senses that the operator is in the nor mal operator’ s position. • F or Units with a Blade Brak e Clutch: W hen the blade control bail is released, the system senses that the operator has mo v ed from the nor mal operating position a
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Operation Throttle-Choke Lever (EC21KABBCX, EC21KABBCY , EC21KABBCCA) Located on the left side of the engine as sho wn in Figure 11 . T he lev er is used to control engine speed. Mo ving the throttle to the full forw ard (Chok e) position will place the lev er in the c hok e position. T he c hok e aids in star ting a cold engine . Mo ving the throttle control forw ard will increase engine speed and mo ving it to the rear will decrease engine speed. T he throttle-c hok e control also includes an
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Operation Pre-Start Fill fuel tank. F or best results use only clean, fresh regular g rade unleaded g asoline with an octane rating of 87 or higher . T o ensure freshness , purc hase only the quantity of g asoline that y ou expect to use in 30 da ys . Using unleaded g asoline results in few er combustion de posits and long er engine life . See Engine Owner’ s Man ual. Figure 7 Important: Nev er use methanol, gasoline containing methanol, gasohol containing mor e Honda Unit than 10% ethanol, pr e
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Operation 3. F or EC21KABBCX Unit: Mo v e the c hok e control to the Chok e position F or EC21KABBC Unit: T ur n the engine stop switc h to “|” (see Figure 5 ). F or EC21KABBC , EC21KABBCCA, EC21KABBCY , EC21KAX, EC21KACA, and EC21KA Y Units: Press the primer bulb tw o times (see Figure 12 ). Figure 10 Honda unit 1. Muf fler 2. Oil fill/dipstick 3. Fuel tank cap (fuel tank varies) Figure 12 4. Recoil starter handle (located on handle bar for zone start units) 5. Engine stop switch (if equipped)
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Operation EC21KABBCCA, EC21KABBCX, and Operating the Blade Control Bail EC21KABBCY : Mo v e the throttle to the (Units W ithout Blade Brake Clutch) (Stop) position to kill the engine . 1. Squeeze the blade control bail ag ainst the handle . EC21KABBC , EC21HNBBCX, and 2. Star t the engine . EC21HNBBC: Press the switc h to “STOP” to kill the engine (see Figure 5 ). 3. W hen the blade control bail is squeezed ag ainst the handle , the blade should eng ag e . Note: If the blade does not stop within
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Operation Figure 15 1. Crumpled newspaper 2. 5 inches (12.7 cm) Figure 14 1. Mulch plug 3. Lip 5. Place the ball of newspaper 5 inc hes (12.7 cm) in 2. Discharge door 4. Mower housing front of the la wn mo w er . 6. Star t the engine . 4. Lo w er the disc harg e door . 7. Push the blade control loc k lev er forw ard to • R emo ving the Mulc h Plug: release the blade control bail ( Figure 4 ). Note: W hen g rass is thic k and lush, clippings 8. Squeeze the blade control bail ag ainst the handle .
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Operation DANGER W ARNING If the blade brak e clutch system is Adjusting the cutting height lev er s could inoperati v e, the blade will contin ue to r otate bring y our hands into contact with a mo ving when y ou r elease the blade contr ol bail. blade. A mo ving blade can cause serious Contact with the blade could occur , causing injur y . serious injur y . • Stop the engine and w ait f or all mo v ement • Check the BBC operation bef or e each to stop bef or e adjusting the cutting use. height
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Operation • Mo wing with the Grass Bag W ARNING A w or n g rass ba g could allo w small stones and other similar de bris to be thr o wn in the operator’ s or bystander’ s dir ection. T hr o wn objects can r esult in serious per sonal injur y or death to the operator or bystander s. Figure 17 1. Front wheel shaft 4. Front quadrant block cut Check the g rass ba g fr equentl y . If it is assembly heights dama ged, install a new Exmar k r eplacement 2. Pull up 5. Pull outward ba g . 3. Height adjust
