Exmark MPKA21 manual

METRO ® 21 For Serial Nos. 790,000 & Higher Part No. 4500-400 Rev . A[...]

W ARNING CALIFORNIA Proposition 65 W ar ning The engine exhaust from this product contains chemicals known to the State of Califor nia to cause cancer , birth defects, or other reproductiv e har m. Important: When the mo wer is used or operated on any Califor nia forest, br ush or grass co vered land, a w orking spark arr ester must be attached to [...]

Introduction CONGRATULATIONS on the purchase of y our Exmark Mow er . T his product has been carefully designed and manufactured to giv e you a maximum amount of dependability and years of trouble-free operation. This manual contains operating, maintenance, adjustment, and safety instr uctions for your Exmark mow er . BEFORE OPERATING Y OUR MO WER,[...]

Contents Introduction .. . . .. . . .. . . .. . . .. . . .. . . .. . . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. 3 Safety .. . . .. . . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . . .. . . .. . . .. . . .. . . .. . 5 Safety Alert Symbol . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . . .. . 5[...]

Safety Safety Safety Alert Symbol This la wn mo wer meets or ex ceeds the CPSC blade safety requirements for walk-behind rotary mow ers and the B71.4 specications of the American National Standards Institute in effect at the time of production Exmark designed and tested this lawn mo wer to offer reasonably safe ser vice; how ever , failure to co[...]

Safety DANGER In certain conditions gasoline is extremely ammable and v apors are explosi v e. A re or explosion from gasoline can bur n y ou, others, and cause proper ty damage. • Fill the fuel tank outdoors in an open area, when the engine is cold. Wipe up any gasoline that spills. • Never rell the fuel tank or drain the machine indo[...]

Safety Operation W ARNING Operating engine par ts, especially the mufer, become extremely hot. Sev ere bur ns can occur on contact and debris, such as leav es, grass, br ush, etc. can catch re. • Allow engine parts, especially the mufer, to cool before touching . • Remo ve accumulated de bris from mufer and engine area. • Install [...]

Safety • Be a ware of the mo wer discharge path and direct discharge a way from others . • Do Not operate the mow er under the inuence of alcohol or dr ugs . • Use extreme care when loading or unloading the machine into a trailer or tr uc k. • Use care when approac hing blind cor ners , shr ubs , trees , or other objects that ma y obscur[...]

Safety Safety and Instructional Decals • Keep all safety signs legible . Remo ve all grease, dirt and debris from safety signs and instructional labels . • R eplace all w or n, damaged, or missing safety signs . • When replacement components are installed, be sure that cur rent safety signs are afx ed to the replaced components . • If an[...]

Safety 74-1970 For Self-Propelled Units (MSKA21, MSKA21CA, MSKA21B, MSKA21BCA, MSHN21, and MSHN21B) 1. T ransmission speeds 2. Neutral 77-0500 Common to All Units 93-7398 Common to All Units 103-6327 For MPKA21, MSKA21, and MSHN21 Units Only 1. Choke 3. Continuous variable setting 2. Fast 4. Slow 103-6328 For MSKA21B and MSHN21B Units Only 1. Choke[...]

Safety 109-8190 On MPKA21CA and MSKA21CA Units Only 1. Fast 3. Slow 2. Continuous variable setting 109-8191 On MPKA21CA, MSKA21CA, and MSKA21BCA Units Only 109-8194 On MSKA21BCA Units Only 1. Fast 3. Slow 2. Continuous variable setting 4. Engine—stop 1 1[...]

Specications Specications Model Numbers Serial Nos: 790,000 and Higher MPKA21; MPKA21CA; MSKA21; MSKA21CA; MSKA21B; MSKA21BCA; MSHN21; MSHN21B Systems Engine • Engine Specications: See y our Engine Owner’ s Manual • RPM: 3300 (No Load) Fuel System • Capacity: MPKA21, MSKA21, and MSKA21B Units: 4.0 qt (3.8 L) MPKA21CA, MSKA21CA, and[...]

Product Overview Overall Length and Height at 2 1/4 inch Cutting Height: Handle Setting Length Height High 60.50 inc hes (153.7 cm) 42.75 inc hes (108.6 cm) Medium 64.25 inc hes (163.2 cm) 40.38 inc hes (102.6 cm) Low 67.00 inc hes (170.2 cm) 37.88 inc hes (96.2 cm) Overall Length and Height at Alternate Handle Mounting Position: Handle Setting Len[...]

Operation Operation Note: Determine the left and right sides of the machine from the nor mal operating position. Controls Blade Control Bail Located on the upper handle as sho wn in Figure 4. When the blade control bail is depressed, the system senses that the operator is in the nor mal operator’ s position. • F or Units with a Blade Brak e Clu[...]

Operation Figure 5 1. Ground speed control Fuel Shut-Off V alve F or MPKA21, MSKA21, and MSKA21B Units: The fuel shut off v alve is installed on the fuel line midwa y betw een the fuel tank and the engine as shown in Figure 6. Figure 6 MPKA21, MSKA21, and MSKA21B Units 1. Fuel line 3. Elbow tting 2. Fuel valve F or MSHN21 and MSHN21B Units: The [...]

Operation Make sure you understand the controls , their locations , their functions , and their safety requirements . R efer to the Maintenance section and perfor m all the necessar y inspection and maintenance steps . Operating Instructions Handle Adjustment The handle ma y be adjusted to different heights for comfortable operation. Stand behind t[...]

Operation Figure 9 All Honda Units 1. Oil ll/dipstick 4. Air cleaner 2. Recoil starter handle 5. Spark plug 3. Fuel tank cap Figure 10 All Kawasaki Units 1. Mufer 5. Oil lter 2. Oil ll/dipstick 6. Air cleaner 3. Fuel tank cap 7. Spark plug 4. Recoil starter handle 2. Open the fuel valv e . F or MPKA21, MSKA21, and MSKA21B Units: see Fig[...]

Operation Note: If the blade does not stop within 3 seconds after releasing the blade control bail, contact an A uthorized Ser vice Dealer . 2. Close the fuel shut-off valv e, if equipped with, when the mac hine will not be in use for a few days , when transporting, or when the unit is parked inside a building . Using the Self-Propel Drive (Self-Pr[...]

Operation Figure 12 1. Crumpled newspaper 2. 5 inches (12.7 cm) 6. Place the ball of newspaper 5 inches (12.7 cm) in front of the la wn mo wer . 7. Start the engine . 8. Squeeze the blade control bail against the handle . 9. Mov e the blade control lev er to the full forward Latch position. Blades should engag e . 10. R elease the blade control bai[...]

Operation W ARNING Adjusting the cutting height levers could bring y our hands into contact with a mo ving blade. A mo ving blade can cause serious injur y . • Stop the engine and w ait for all mov ement to stop before adjusting the cutting height. • Do Not put y our ngers under the housing when adjusting the cutting height. 1. Pull the whee[...]

Operation • Mowing with the Grass Bag W ARNING A w or n grass bag could allow small stones and other similar de bris to be thrown in the operator’s or bystander’s direction. Thrown objects can result serious personal injur y or death to the operator or bystanders. Check the grass bag frequentl y . If it is damaged, install a new Exmark replac[...]

Operation • Overlap cutting swaths instead of cutting a full swath with eac h pass . • Set the cutting height on the front wheels one notch low er than the rear wheels . F or example , set the front wheels at 2 1/4 inc hes (57 mm) and the rear wheels at the 2 3/4 inches (70 mm). Cutting Leav es • After cutting the la wn, ensure that half of t[...]

Maintenance Maintenance Note: Deter mine the left and right sides of the machine from the nor mal operating position. W ARNING If y ou lea ve the wire on the spark plug , someone could accidentally star t the engine. Accidental star ting of the engine could seriously injure y ou or other bystanders. Disconnect the wire from the spark plug before y [...]

Maintenance Periodic Maintenance Check Engine Oil Level Service Interval: Before each use or daily 1. Stop engine and wait for all mo ving parts to stop . Make sure unit is on a lev el surface . 2. Check with engine cold. 3. Clean area around dipstic k. R emov e dipstick and wipe oil off . R einsert the dipstic k and push it all the wa y down into [...]

Maintenance 4. Tip the lawn mo wer onto its right side (see Figure 18 and Figure 19). Figure 18 Blade Brake Clutch Units Only 1. Accelerator 3. Blade 2. Anti-Scalp Cup 4. Blade Nuts Figure 19 Units Without a Blade Brake Clutch Only 1. Blade 3. Accelerator 2. Blade Bolt 5. Inspect the blade for sharpness and w ear, especially where the at and the[...]

Maintenance Figure 21 1. Cutting angle 2. Cutting edge radius 8. Check the balance of the blade b y placing the center hole of the blade o ver a nail or screwdri ver shank clamped horizontally in a vise (Figure 22). If either end of the blade rotates downw ard, le that end (not the cutting edge). The blade is properly balanced when neither end d[...]

Maintenance Figure 23 1. Cover 3. Paper air lter 2. Foam pre-cleaner 4. Air lter base 4. R emov e the paper air lter and discard it as required. Note: Do Not try to clean a paper air lter . 5. R emov e the foam pre-cleaner and wash it with a mild detergent and w ater , then blot it dry . 6. Saturate the pre-cleaner with clean engine oil[...]

Maintenance 11. Dip the foam element in clean engine oil, then squeeze out the ex cess oil. Note: Ex cess oil in the foam element restricts the air o w through the element and ma y reach the paper lter and clog it. 12. Wipe dirt from the base and the cov er with a moist rag . Note: Be careful to prev ent dirt and debris from entering the air [...]

Maintenance Servicing the Wheels Service Interval: Every 100 hours Remo ving the Wheels 1. Stop engine , w ait for all mo ving parts to stop . 2. Disconnect the wire from the spark plug . 3. R emov e the bolt, the wheel spacer , and the lockn ut mounting the wheel to the piv ot ar m (Figure 26). Figure 26 1. Plastic Cover 6. Bearing Spacer 2. Lockn[...]

Maintenance 1. Stop engine, w ait for all moving parts to stop , and remov e key . Engag e parking brak e. 2. Lubricate ttings with one to tw o pumps of NGLI grade #2 multi-purpose gun grease. R efer to the follo wing chart for tting locations and lubrication schedule . Lubrication Chart Fitting Locations Initial Pumps Number of Places Ser vi[...]

Maintenance Adjustments Note: W ait for all moving parts to stop and remo ve spark plug wire before ser vicing, cleaning, or making any adjustments to the unit. Adjusting the Self-Propel Drive (Self-Propelled Units Only) If the la wn mow er does not self-propel or has a tendency to creep forw ard when the control bar is released, adjust the wheel d[...]

Maintenance Cleaning Clean Grass Build-Up Under Deck Service Interval: Before each use or daily 1. Stop engine, w ait for all moving parts to stop , and remov e spark plug wire . 2. T o ensure the best perfor mance , k eep the underside of the la wn mo wer housing clean (Figure 32). Figure 32 Blade Brake Unit Shown for Reference Only W ashing Metho[...]

Maintenance W ARNING Grass clippings and other objects can be thrown from an open discharge tunnel. Thrown objects can cause serious injur y or kill the operator or bystanders. Never star t or operate the lawn mo wer unless one of the following is tr ue: • The discharge tunnel plug is locked securely in the discharge tunnel. • The grass bag is [...]

Maintenance 7. R emov e the BBC shield and brush or blow all the debris from under the shield and around the BBC system. 8. Install the BBC shield. R otate the tabs 180° back into position. Tighten the n uts to the bolts on tabs to secure the BBC shield to the dec k. 9. Install the blade , the accelerator , the anti-scalp cup , and the tw o blade [...]

Storage Storage Preparing the Fuel System T o prepare the la wn mo wer for off season storage, perfor m the recommended maintenance procedures . Store the lawn mo wer in a cool, clean, dr y place . Cov er the lawn mo wer to keep it clean and protected. W ARNING Gasoline can v aporize if y ou store it ov er long periods of time. Gasoline v apors can[...]

T roubleshooting T roubleshooting Important: It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mow er use. When a problem occurs , Do Not o verlook the simple causes . F or example: star ting problems could be caused by an empty fuel tank. The following table lists some of the common causes [...]

T roubleshooting Problem Possible Cause Cor rectiv e Action 1. The self-propel driv e cable is out of adjustment or is damaged. 1. Adjust the self-propel drive cable. R eplace the cable if necessary . Lawn mower does not self-propel (Self-Propelled Models Only) 2. There is debris under the belt co ver . 2. Clean the debris from under the belt cov e[...]

Conditions and Products Co vered Exmark Mfg. Co. Inc. and its aff iliate, Exmark W arranty Company , pursuant to an agreement between them, jointly warrant on the terms and conditions herein, that we will repair , replace or adjust any part on these products and found by us (in the ex ercise of our reasonable discretion) to be defect i ve in factor[...]

Service Record Date: Description of Work Done: Service Done By: 39[...]

MID-MOUNT RIDING A CCESSORIES AND OPTIONS SEE EXMARK’S COMPLETE LINE OF A CCESSORIES AND OPTIONS W ALK-BEHIND A CCESSORIES AND OPTIONS GRASS CA TCHER MICRO-MULCH SYSTEM TURF STRIPER ST ANDON CUST OM RIDE SEA T SUSPENSION SYSTEM FULL SUSPENSION SEA T DECK LIFT ASSIST KIT HITCH KIT LIGHT KIT 12 V PO WER PORT MICRO-MULCH SYSTEM OPERA T OR CONTROLLED[...]