Exmarkメーカー4501-191 Rev.Aの使用説明書/サービス説明書
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QUEST™ For Serial Nos. 312,000,000 & Higher Part No. 4501-191 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 , bir th defects, or other reproductiv e har m. Important: The engine in this product is not equipped with a spark arr ester mufer .
Introduction R ead this infor mation carefully to learn ho w to operate and maintain your product properly and to av oid injury and product damag e . Y ou are responsible for operating the product properly and safely . Exmark parts manuals are av ailable online at http://www .
Contents Introduction . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . 3 Safety .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. .
Safety Safety Safety Alert Symbol This manual identies potential hazards and has safety messages identied by the safety alert symbol (Figure 2), which signals a hazard that may cause serious injur y or death if y ou do not follow the recommended precautions .
Safety safely enough to protect themselv es and others from serious injury . • Alwa ys follow the recommendations for wheel weights or counterw eights . Slope Operation Slopes are a major factor related to loss of control and tip-ov er accidents , whic h can result in severe injur y or death.
Safety • Extinguish all cigarettes , cigars, pipes and other sources of ignition. • Use only an approv ed container . • Never remov e the g as cap or add fuel when the engine is r unning . Allow the engine to cool before refueling . • Never refuel the machine indoors .
Safety • Batter y gases can explode . K eep cig arettes , sparks and ames a wa y from battery . • Use only Exmark approv ed attachments . W arranty ma y be v oided if used with unappro v ed attachments . • If loading the mac hine onto a trailer or tr uc k, use a single, full-width ramp only .
Safety Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger . R eplace any decal that is damaged or lost. 93-7009 1. W arning—don't operate the mower with the deector up or removed; keep the deector in place.
Safety 1 10-6691 1. Thrown object hazard—keep bystanders a safe distance from the machine. 2. Thrown object hazard, mower—do not operate without the deector , discharge cover , or grass collection system in place. 3. Cutting/dismemberment of hand or foot—stay away from moving parts.
Safety 1 19-8871 42 Inch Model 1. Height-of-cut 121-2989 42 Inch Model 1. Bypass lever position for pushing the machine 2. Bypass lever position for operating the machine PTO Switch Symbols 1.
Safety 1 16-4220 50 Inch Model 1. Fast 3. Slow 2. Continuous variable setting 4. Choke 120-5462 42 Inch Model 1. Fast 3. Slow 2. Continuous variable setting 4.
Safety 120-2239 1. W arning—read the Operator's Manual. 5. W arning—do not use split ramps, use a full ramps when transporting machine. 2. W arning—read the instructions before servicing or performing maintenance; move the motion control levers to the park (brake) position, remove the ignition key and disconnect the spark plug wire.
Specications Specications Model Numbers Serial Nos: 312,000,000 and Higher QTE651KA421; QTE691KA501; QTS691KA502 Systems Engine • Engine Specications: See your Engine Owner’ s Manual • .
Specications • Mounting: Hinged to tilt up for access to batter y and other components . Adjustable fore and aft. • Ar mrests: Standard–padded ip-up ar mrests .
Product Overview Overall Height: All Units 41.5 inc hes (105 cm) T read W idth: (Center to Center of Tires, W idthwise) 42 inch Deck 50 inch Deck Driv e Wheels 31.5 inc hes (80 cm) 37.4 inc hes (95 cm) Caster Wheels 29.5 inches (75 cm) 36.9 inc hes (94 cm) Wheel Base: (Center of Caster T ire to Center of Drive Tire) All Units 45.
Operation Operation Controls Note: Become familiar with all of the controls in Figure 3 and Figure 4 before y ou start the engine and operate the mac hine . Ignition Switch Located on control panel. The ignition switc h is used to star t and stop the engine.
Operation Pull the lever inw ard and rearw ard to raise the cutting deck. Allow the handle to mo ve forw ard to low er the cutting dec k. Mo ve the deck height adjustment lev er outward at the desired height-of-cut. Only adjust the height of cut while the machine is not mo ving .
Operation Recommended Gasoline Fill fuel tank on level ground. See Fuel Recommendations in the Specications section for additional gasoline infor mation. Do Not add oil to gasoline. Do Not ov erll fuel tank. Fill the fuel tank to the bottom of the ller nec k.
Operation cor rect amount of gas stabilizer/conditioner to the gas . Note: A fuel stabilizer/conditioner is most effectiv e when mixed with fresh gasoline. T o minimize the chance of v ar nish deposits in the fuel system, use fuel stabilizer at all times .
Operation Figure 8 1. Ignition key 5. Throttle lever 2. Off 6. Choke control 3. Run 7. Blade control switch—Off position 4. Start 3. Pull up on the c hoke control to engag e the chok e before starting a cold engine (Figure 8). Note: A w ar m or hot engine may not require choking .
Operation The Safety Interlock System CAUTION If the safety inter lock s witches are disconnected or dama ged the machine could operate unexpectedly causing per sonal injur y . • Do not tamper with the interlock s witches. • Check the operation of the interlock s witches daily and replace an y damaged switches before operating the machine.
Operation Figure 10 1. Parking brake position (engaged) 4. Forward 2. Center unlock position (neutral) 5. Backward 3. Front of unit T o go straight, apply equal pressure to both motion control levers ( Figure 10 and Figure 11).
Operation G008953 Figure 12 T o go straight, apply equal pressure to both motion control levers (Figure 10 and Figure 12). T o turn, release the pressure on the motion control lever to ward the direction you want to turn (Figure 10 and Figure 12). T o stop , push the motion control levers to neutral.
Operation the positions sho wn in Figure 15. Rollers will maintain 3/4 inc hes (19 mm) clearance to the g round to minimize g ouging and roller wear or damage. Note: F or Maximum Deck Flotation, place the rollers one hole position low er . R ollers should maintain 1/4 inc h (6.
Operation Changing the Seat Ride Suspension The n umber of seat springs can be c hanged to maximize rider comfort. More springs should be used with hea vier operators and on rough ter rain. F ew er springs should be used with lighter operators and when mowing smooth, w ell established la wns .
Operation 2. Mov e the motion control lev ers outward to park position, stop the engine, and wait for all moving parts to stop before leaving the operating position.
Operation W ARNING Loading a unit on a trailer or tr uck increases the possibility of backw ard tip-ov er . Backw ard tip-ov er could cause serious injur y or death. • Use extreme caution when operating a unit on a ramp. • Use only a single, full width ramp; Do Not use individual ramps for each side of the unit.
Operation Long Grass If the g rass is ev er allow ed to g ro w slightly longer than nor mal, or if it contains a high deg ree of moisture, raise the cutting height higher than usual and cut the g rass at this setting . Then cut the g rass again using the lo wer , nor mal setting .
Maintenance Maintenance Note: Deter mine the left and right sides of the mac hine from the nor mal operating position. W ARNING While maintenance or adjustments are being made, someone could star t the engine. Accidental star ting of the engine could seriously injure y ou or other bystander s.
Maintenance Maintenance Ser vice Inter v al Maintenance Procedure Before storage • Charge the battery and disconnect the battery cables . • P erform all maintenance procedures listed abov e before storag e . • P aint any c hipped surfaces . Monthly • Chec k the battery charge.
Maintenance Figure 22 Located on the seat pan 1. Read the instructions before servicing or performing maintenance. 2. Check tire pressure every 25 operating hours.
Maintenance 2. Make sure the engine is stopped, lev el, and is cool so the oil has had time to drain into the sump . 3. T o k eep dirt, grass clippings , etc ., out of the engine, clean the area around the oil ll cap/dipstick before removing it. 4.
Maintenance and retain the hose . Wipe up any ex cess oil on the frame (Figure 25). Note: Dispose of the used oil at a recycling center . 10. Apply a thin lm of clean Exmark 4-Cycle Premium Engine Oil to the rubber gasket on the new lter . 11. Install the replacement oil lter to the mounting pad.
Maintenance Cleaning the Blower Housing Service Interval: Every 100 hours/Y early (whichever comes rst) More often under dirty conditions. T o ensure proper cooling, mak e sure the g rass screen, cooling ns , and other external surfaces of the engine are kept clean at all times .
Maintenance Electrical System Maintenance W ARNING CALIFORNIA Proposition 65 W ar ning Batter y posts, ter minals, and related accessories contain lead and lead compounds, chemicals kno wn to the State of Califor nia to cause cancer and reproductiv e har m.
Maintenance Figure 29 1. Negative battery post 4. Positive battery post 2. Bolt, washer , and nut 5. Battery strap 3. T erminal boot 6. Battery W ARNING Incor rect batter y ca ble routing could damage the machine and cables causing sparks. Sparks can cause the batter y gasses to explode, resulting in personal injur y .
Maintenance DANGER J ump star ting a w eak batter y that is crack ed, frozen, has low electrolyte level, or an open/shor ted batter y cell, can cause an explosion resulting in serious personal injur y . Do Not jump star t a weak batter y if these conditions exist.
Maintenance Servicing the Fuses Service Interval: As required The electrical system is protected b y fuses . It requires no maintenance; howev er , if a fuse blo ws , check the component/circuit for a malfunction or shor t. Fuse: • Main F1-30 amp , blade-type • Charge Circuit F2-25 amp , blade-type 1.
Maintenance Check expansion reser voir and if necessary add 20W -50 engine oil to the FULL COLD line . g017656 3 2 1 Figure 34 1. Expansion reservoir 3. Engine 2. Full Cold line Changing the Hydraulic System Filter and Oil Service Interval: After the rst 50 hours Every 400 hours thereafter .
Maintenance G010254 1 2 3 4 5 Figure 37 Right side shown 1. T ransaxle drive 4. Screws 2. Oil lter 5. V ent plug 3. Filter guard 5. Carefully clean area around lters .
Maintenance and install that v ent plug . T orque the plug to 180 in-lb (20.3 N-m). 7. Continue to add oil through the expansion reser voir until it reac hes the FULL COLD line on the expansion reser voir . 8. Install the transaxle guard. Refer to Figure 36 for the cor rect tor que values for the n uts and bolts .
Maintenance Figure 39 1. Cutting edge 3. Wear/slot forming 2. Curved area 4. Damage Checking for Bent Blades Note: The machine must be on a lev el surface for the following procedure . 1. Raise the mo wer dec k to the highest height-of-cut position; also considered the 'transpor t' position.
Maintenance G014973 1 2 3 Figure 43 1. Opposing blade edge, in position for measuring 2. Level surface 3. Second measured distance between blade and surface (B) W ARNING A w or n or damaged blade can break, and a piece of the blade could be thrown into the operator's or bystander's area, resulting in serious personal injur y or death.
Maintenance Figure 45 1. Sharpen at original angle 2. Check the balance of the blade b y putting it on a blade balancer (Figure 46). If the blade stays in a horizontal position, the blade is balanced and can be used. If the blade is not balanced, le some metal off the end of the sail area only (Figure 46).
Maintenance G005278 1 2 2 3 3 4 4 Figure 48 50 Inch Decks 1. Blades side to side 3. Outside cutting edges 2. Sail area of blade 4. Measure from the tip of the blade to the at surface here 5. Measure between the outside cutting edges and the at surface (Figure 47 and Figure 48).
Maintenance the new position (Figure 50). Tighten the rear locking nut on the hanger brac ket. 10. Contin ue lev eling the dec k by c hecking the front-to-rear blade slope; refer to Adjusting the Front-to-R ear Blade Slope . Adjusting the Front-to-Rear Blade Slope Check the front-to-rear blade level any time you install the mow er .
Maintenance blade tip is 1/16-5/16 inc h (1.6-7.9 mm) low er than the rear blade tip (Figure 51 and Figure 52). 9. When the front-to-rear blade slope is cor rect chec k the side-to-side level of the mow er again; refer to Lev eling the Mow er from Side-to-Side .
Maintenance 3. Set the height-of-cut at the lo west cutting position [1-1/2 inch (38 mm)]. 4. Using a spring remo v al tool, (P/N . 92-5771), remov e the idler spring from the deck hook to remov e tension on the idler pulley and roll the belt off of the pulleys ( Figure 56 and Figure 57).
Maintenance 6. Attach the front support rod to the mo wer deck with the clevis pin and hairpin cotter (Figure 54). 7. Install the mo wer belt onto the engine pulley; refer to Replacing the Mo wer Belt .
Maintenance g017617 1 3 2 4 5 Figure 59 1. Rod 4. Deck brackets 2. Spring 5. Spring installed over the rod 3. Deector assembly 2. P osition the new discharge deector assembly with the brack et ends betw een the welded brack ets on the deck as shown in Figure 59.
Maintenance Cleaning W ashing the Underside of the Mower Service Interval: Before each use or daily—Clean the mower housing. W ash the underside of the mo wer after each use to prevent grass buildup for impro v ed mulc h action and clipping dispersal.
Storage Storage Cleaning and Storage 1. Disengag e the blade control switch, mov e the motion controls outw ard to the park position, stop the engine, and remo ve the k ey . 2. R emov e g rass clippings , dirt, and grime from the external parts of the entire machine , especially the engine.
T roubleshooting T roubleshooting Important: It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mower use. When a problem occurs , Do Not ov erlook the simple causes . F or example: star ting problems could be caused b y an empty fuel tank.
T roubleshooting Problem Possible Cause Cor rectiv e Action 1. Engine load is ex cessiv e. 1. Reduce the ground speed. 2. Air cleaner is dir ty . 2. Clean or replace the air cleaner element. 3. Oil level in the crankcase is low . 3. Add oil to the crankcase.
Schematics Schematics Electrical Diagram 56.
Schematics Electrical Logic Schematic G014644 57.
Consumer Warranty Conditions and Pr oducts Covered Exmark Mfg. Co. Inc. and its aff iliate, Exmark W arranty Company , pursuant to an agreement between them, jointly warrant on the terms and condition.
Notes: 59.
Notes: 60.
Service Record Date: Description of W ork Done: Service Done By: 61.
62.
G01 1841 Figure 62 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees . Use the slope indicator to determine the degree of slope of hills before operating. Do Not operate this machine on a slope greater than 15 degrees.
MID-MOUNT RIDING A CCESSORIES AND OPTIONS EXMARK 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 S.
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