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COMMERCIAL 21
For Serial Nos.
920,000 & Higher
Par t No. 4500-686 Rev . B
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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 the Blade Brak e Clutc h Shield Contents (Blade Brak e Clutc h Units Only) . . . . . . . . . . . . . . . . 33 Cleaning Under the Co v er Plate Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 (Non-Blade Brak e Clutc h Units Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Only) . . . . . . . . . . . . . . .
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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 16-2685 1 17–2718 1 16-1922 1 16-1900 10
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Safety 1 16-2737 1 1
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Specifications Specifications Model Numbers Serial Nos: 920,000 and Higher ECSKAP21; ECSKA21; ECSHN21; ECXKA21; ECXHN21; ECXKABBC21; ECXHNBBC21 Systems Cutting Deck • Cutting Width: 21 inc hes (53.3 cm) Engine • Blade Brak e: W hen the blade eng ag ement control • Engine Specifications: See y our Engine Owner’ s is mo v ed to the diseng ag ed position a friction Man ual brak e pad stops the rotation of the blades . • Engine Oil T ype: Exmark 4–Cycle Premium • Blade Size: (1 ea.): 20.88 inc hes (
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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 (ECXHN21) Located on the left side of the handle bar . 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. Choke Control (ECXHNBBC21) Located on the front left side of the engine as sho wn Figure 5 in F
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Operation Figure 9 Figure 7 1. Fuel valve Honda Unit 1. Air cleaner 3. Fuel cap 2. Fuel valve Pre-Start Fill fuel tank on lev el g round. F or best results use On ECXKA21, ECXKABBC21, and ECSHN21 only clean, fresh regular g rade unleaded g asoline with units , rotate the v alv e 1/4 tur n cloc kwise to shut off an octane rating of 87 or higher . fuel. R otate the v alv e 1/4 tur n countercloc kwise to tur n on fuel. Important: Nev er use methanol, gasoline containing methanol, gasohol containing
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Operation Open the Fuel Shut-Off V alve R otate the v alv e 1/4 tur n countercloc kwise to tur n the fuel on (if equipped). Starting the Engine 1. Connect the wire to the spark plug . Figure 1 1 Kawasaki units with large fuel tank shown 1. Muf fler 2. Oil fill/dipstick 3. Recoil starter handle 4. Fuel tank cap (fuel tank varies) 5. Engine stop switch (if equipped) 6. Oil filter 7. Air cleaner Figure 10 8. Primer bulb (if equipped) Honda unit 9. Spark plug 1. Muf fler 2. Oil fill/dipstick 2. Open
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Operation 5. Pull the star ter handle lightly until y ou feel Note: T he mo w er comes with freewheeling resistance , then pull it shar ply . Allo w the rope to clutc hes whic h mak e it easier to pull the mo w er retur n slo wly . rearw ard. T o diseng ag e the clutc hes , y ou ma y need to push the mo w er forw ard one inc h (2.5 6. F or ECXHN21 Units: Gradually push in the cm) or more after y ou release the self-propel c hok e control as the engine w ar ms up . dri v e bail. Stopping the Engi
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Operation 2. R emo v e the g rass bag if it is on the mo w er . 4. T ak e a half sheet of newspaper and cr umple it into ball small enough to g o under the dec k 3. Raise the disc harg e door and inser t the m ulc h (about 3 inc hes or 7.6 cm in diameter) as sho wn plug into the disc harg e opening . T he lip on in Figure 15 . the plug will snap into the mo w er housing . 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
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Operation DANGER W ARNING If the blade brak e clutch system is inoperati v e, Adjusting the cutting height lev er s could bring the blade will contin ue to r otate when y ou y our hands into contact with a mo ving blade. A r elease the blade contr ol bail. Contact with mo ving blade can cause serious injur y . the blade could occur , causing serious injur y . • Stop the engine and w ait f or all mo v ement to • Check the BBC operation bef or e each use. stop bef or e adjusting the cutting height
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Operation Figure 17 1. Front wheel shaft 4. Front quadrant block cut assembly heights 2. Pull up 5. Pull outward 3. Height adjuster 6. Shaft groove Figure 18 1. Bag 4. Handle bracket notch 2. Inser t the front wheel shaft assembly into the 2. Handle 5. Rear door desired cut height setting in the front quadrant 3. Bag frame 6. Lower bloc k. Lo w er the height adjuster into the g roo v e on the front wheel shaft. Pull and 4. Once the bag is seated, lo w er the rear door push the wheel shaft assemb
