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COMMERCIAL 21
For Serial Nos.
312,000,000 & Higher
Par t No. 4500-927 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 Co v er Plate (Non-Blade Contents Brak e Clutc h Units Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 W aste Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Storag e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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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 (CPSC) 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 th
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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 , In cer tain conditions during fueling , static bones , and other foreign objects whic h can be electricity can be r eleased causing a spar k thro wn b y the mac hine and ma y cause personal which can ignite gasoline v apor s. A fir e or injur y to the operator or b ystanders . 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 • P ark the mac hine on lev el g round. Stop engine , w ait for all mo ving par ts to stop , and remo v e the spark plug wire(s). W ARNING Operating engine par ts, especiall y the muf fler , – Before c hec king, cleaning or w orking on the become extr emel y hot. Sev er e bur ns can occur mo w er . on contact and de bris, such as lea v es, g rass, – After striking a foreign object or abnor mal br ush, etc . can catch fir e. vibration occurs (inspect the mo w er for • Allo w engi
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Safety • Use extreme care when loading or unloading the • K ee p engine and engine area free from mac hine into a trailer or tr uc k. accum ulation of g rass , lea v es , ex cessi v e g rease or oil, and other debris whic h can accum ulate • Use care when approac hing blind cor ners , shr ubs , in these areas . T hese materials can become trees , or other objects that ma y obscure vision. combustible and ma y result in a fire . • Let engine cool before storing and Do Not store Slope Operation ne
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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 109-9317 1 16-1922 1 17–2718 1 16-2737 10
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Specifications Specifications Model Numbers Serial Nos: 312,000,000 and Higher ECSKAP21; ECSKA21; ECXKA21; ECXHN21; ECXKABBC21; ECXHNBBC21 Systems Safety Interlock System F or units without a Blade Brak e Clutc h: Operator Engine m ust ha v e the blade control bail de pressed to star t the engine . R eleasing the blade control bail will cause • Engine Specifications: See y our Engine Owner’ s the engine to stop . Man ual • Engine Oil T ype: Exmark 4–Cycle Premium T ransmission (Self Propelled Un
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Product Overview Overall Length and Height at Product Overview 2 1/2 inch Cutting Height: Handle Setting Length Height High 61.00 inc hes 39.00 inc hes (99.1 (154.9 cm) cm) Medium 63.00 inc hes 37.50 inc hes (95.3 (160.0 cm) cm) Lo w 64.50 inc hes 35.00 inc hes (88.9 (163.8 cm) cm) Figure 3 1. Grass bag 5. Discharge door 2. Handle 6. Rear wheel height adjustment 3. Drive Bail 7. Front wheel height (Self-Propelled Units adjuster Only) 4. Blade Control Bail 12
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Operation is de pressed to w ard the handle . W hen this bail is Operation released the unit will stop mo ving . Note: Deter mine the left and right sides of the mac hine from the nor mal operating position. Throttle-Choke Lever (ECXHN21) Located on the left side of the handle bar . Controls T he lev er is used to control engine speed. Mo ving the throttle to the full forw ard (Chok e) position will Blade Control Bail place the lev er in the c hok e position. T he c hok e aids in star ting a col
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Operation Figure 7 1. Rotate clockwise to close 2. Rotate counterclockwise to open On ECXHN21 and ECXHNBBC21 units , the fuel shut off v alv e is located on the engine as sho wn in Figure 8 . R otate 1/4 tur n cloc kwise to shut off fuel. Figure 5 R otate the v alv e 1/4 tur n countercloc kwise to tur n Clear plastic cover removed for clarity on fuel. 1. Engine stop switch 2. Press “ST OP” to kill engine 3. Press “I” before starting engine Fuel Shut-Off V alve T he fuel shut off v alv e is locat
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Operation Operating Instructions Handle Adjustment T he height of the handle can be adjusted for comfor table operation. Stand behind the handle to deter mine the height. T o adjust the handle height, position the hardw are into one of the three holes in the handle brac k et. Open the Fuel Shut-Off V alve R otate the v alv e 1/4 tur n countercloc kwise to tur n Figure 10 the fuel on (if equipped). Kawasaki units with large fuel tank shown 1. Muf fler Starting the Engine 2. Oil fill/dipstick 1. C
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Operation 5. F or units without a Blade Brak e Clutch: Hold self-propels at the maxim um g round speed. the blade control bail to the handle . R elease the dri v e bail to stop mo ving when y ou use the la wn mo w er for trimming or whenev er 6. Pull the star ter handle lightly until y ou feel y ou lea v e the la wn mo w er . resistance , then pull it shar ply . Allo w the rope to retur n slo wly . 3. T o diseng ag e the self-propel dri v e , release the dri v e bail. 7. F or ECXHNBBC21 Units: G
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Operation Using the Mulch Plug 1. Stop the engine and w ait for all mo ving par ts to stop . Occasionally y ou ma y wish to use the m ulc h plug to 2. Mo v e the la wn mo w er onto a pa v ed surface in m ulc h the g rass and leaf clippings bac k into the la wn. a non-windy area. • Installing the Mulc h Plug: 3. Set all four wheels to the 2 1/2 inc hes (6.4 cm) 1. Stop the engine and w ait for all mo ving par ts cutting height (see Figure 15 and Figure 16 ) to stop . 4. T ak e a half sheet of new
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Operation the blade has not properly stopped, resulting W ARNING in an unsafe operating condition. Contact an Adjusting the cutting height lev er s could bring Authoriz ed Ser vice Dealer . y our hands into contact with a mo ving blade. A mo ving blade can cause serious injur y . DANGER • Stop the engine and w ait f or all mo v ement to If the blade brak e clutch system is inoperati v e, stop bef or e adjusting the cutting height. the blade will contin ue to r otate when y ou r elease the blade
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Operation Figure 16 1. Front wheel shaft 4. Front quadrant block cut assembly heights 2. Pull up 5. Pull outward 3. Height adjuster 6. Shaft groove 2. Inser t the front wheel shaft assembly into the Figure 17 desired cut height setting in the front quadrant 1. Bag 4. Handle bracket notch bloc k. Lo w er the height adjuster into the 2. Handle 5. Rear door g roo v e on the front wheel shaft. Pull and 3. Bag frame 6. Lower push the wheel shaft assembly to mak e sure it has loc k ed into place . 4.
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Operation • Alter nate the mo wing direction. T his helps DANGER disperse the clippings o v er the la wn for ev en If the discharge door does not close fer tilization. completel y , the la wn mo w er could thr o w • If the finished la wn appearance is unsatisfactor y , objects. T hr o wn objects can r esult in tr y one or more of the follo wing: serious per sonal injur y or death to the operator or bystander s. – Shar pen the blade . • Nev er open the door to the discharge – W alk at a slo w er
