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QUEST™
For Serial Nos.
312,000,000 & Higher
Par t No. 4501-191 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 R ead this infor mation carefully to lear n ho w to operate and maintain y our product properly and to a v oid injur y and product damag e . Y ou are responsible for operating the product properly and safely . Exmark par ts man uals are a v ailable online at http://www .exmark.com. Y ou ma y contact Exmark directly at www .Exmark.com for product and accessor y infor mation or help finding a dealer . W henev er y ou need ser vice , g en uine Exmark par ts , or additional infor mation
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Changing the Hy draulic System Filter and Contents Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Mo w er Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Ser vicing the Cutting Blades . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Safety • Allo w only responsible adults who are familiar Safety with the instr uctions to operate the mac hine . • Clear the area of objects suc h as roc ks , to ys , wire , Safety Alert Symbol etc ., whic h could be pic k ed up and thro wn b y the T his man ual identifies potential hazards and has blade . safety messag es identified b y the safety aler t symbol • Be sure the area is clear of other people before ( Figure 2 ), whic h signals a hazard that ma y cause mo wing . Stop the mac hine if
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Safety safely enough to protect themselv es and others Children from serious injur y . T ragic accidents can occur if the operator is not • Alw a ys follo w the recommendations for wheel aler t to the presence of c hildren. Children are often w eights or counterw eights . attracted to the mac hine and the mo wing acti vity . Nev er assume that c hildren will remain where y ou Slope Operation last sa w them. Slopes are a major factor related to loss of control • K ee p c hildren out of the mo win
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Safety • Extinguish all cig arettes , cig ars , pipes and other thro wn. F requently c hec k components and sources of ignition. re place with man ufacturers’ recommended par ts , when necessar y . • Use only an appro v ed container . • Mo w er blades are shar p and can cut. W rap the • Nev er remo v e the g as cap or add fuel when the blades or w ear glo v es , and use extra caution when engine is r unning . Allo w the engine to cool before ser vicing them. refueling . • Chec k for proper brak
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Safety • Batter y g ases can explode . K ee p cig arettes , sparks and flames a w a y from batter y . • Use only Exmark appro v ed attac hments . W ar ranty ma y be v oided if used with unappro v ed attac hments . • If loading the mac hine onto a trailer or tr uc k, use a single , full-width ramp only . T he ramp angle should not ex ceed 15 deg rees . Note: T he left and right sides of the mac hine are deter mined while sitting in the seat in the nor mal operating position 8
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Safety Safety and Instructional Decals Safety decals and instr uctions are easily visible to the operator and are located near any area of potential dang er . R e place any decal that is damag ed or lost. 93-7009 1. W arning—don't operate the mower with the deflector up or removed; keep the deflector in place. 2. Cutting/dismemberment hazard of hand or foot, mower blade—stay away from moving parts. 105-7015 For Models with 42 Inch Decks 1. Belt routing 99-3943 For Models with 50 Inch Decks 106-8
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Safety 1 10-6691 1 19-8814 1. Thrown object hazard—keep bystanders a safe distance 1. Parking position 4. Neutral from the machine. 2. Fast 5. Reverse 2. Thrown object hazard, mower—do not operate without 3. Slow the deflector , discharge cover , or grass collection system in place. 3. Cutting/dismemberment of hand or foot—stay away from moving parts. 1 19-8815 1. Parking position 4. Neutral 2. Fast 5. Reverse 3. Slow 1 12-9840 1. Read the Operator's 3. Remove the ignition key Manual . and read
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Safety PT O Switch Symbols 1. PT O–disengage 2. PT O–engage 1 19-8871 42 Inch Model 1. Height-of-cut 121-2989 42 Inch Model 1. Bypass lever position for 2. Bypass lever position for pushing the machine operating the machine 1 1
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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. Choke 12
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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 6. Loss of traction/control hazard, slopes—loss of performing maintenance; move the motion control levers traction/control on a slope, disengage the blade control to the park (brake) position, remove the ignition key and switch (PT O), proceed of f the slope slowly . disconnect the spark plug wire. 3. Cutting
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Specifications Specifications Model Numbers Serial Nos: 312,000,000 and Higher QTE651KA421; QTE691KA501; QTS691KA502 Systems • P olarity: Neg ati v e Ground • Fuses: One 30 amp , one 25 amp; blade type Engine Safety Interlock System • Engine Specifications: See y our Engine Owner’ s Man ual • PTO m ust be diseng ag ed, motion control lev ers out (brak e eng ag ed) to star t engine . (It is not • Engine Oil T ype: Exmark 4-Cycle Premium necessar y for the operator to be in the seat to Engine Oil
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Specifications • Mounting: Hing ed to tilt up for access to batter y Cutting Deck and other components . Adjustable fore and aft. • Cutting Width: • Ar mrests: Standard–padded flip-up ar mrests . – 42 inc h Dec k: 42 inc hes (107 cm) • Seat Safety Switc h: Incor porated into the Safety – 50 inc h Dec k: 50 inc hes (127 cm) Interloc k System. • Disc harg e: Side Hydrostatic Ground Drive System • Blade Size: • Hy drostatic Pumps: – 42 inc h Dec k: 21.60 inc hes (54.9 cm)–Qty: 2 – 42 inc h unit: T
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Product Overview Overall Height: Product Overview All Units 41.5 inc hes (105 cm) T read W idth: (Center to Center of T ires, W idthwise) 42 inch Deck 50 inch Deck Dri v e W heels 31.5 inc hes 37.4 inc hes (80 cm) (95 cm) Caster W heels 29.5 inc hes 36.9 inc hes (75 cm) (94 cm) Wheel Base: (Center of Caster T ire to Center of Drive T ire) Figure 3 All Units 1. Front caster wheel 8. Control panel 45.6 inc hes (116 cm) 2. Anti-scalp roller 9. Engine 3. Height-of-cut foot lever 10. Seat 4. Discharg
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Operation Blade Control Switch (Power Operation T ake-Off) Located on the control panel. Controls T he blade control switc h, re presented b y a po w er Note: Become familiar with all of the controls in tak e-off (PTO) symbol, eng ag es and diseng ag es Figure 3 and Figure 4 before y ou star t the engine and po w er to the mo w er blades (see Figure 4). operate the mac hine . Pull out on the blade control switc h to “On” to eng ag e the blades . Ignition Switch Push the blade control switc h to
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Operation Pull the lev er inw ard and rearw ard to raise the cutting DANGER dec k. Allo w the handle to mo v e forw ard to lo w er the Mo wing on w et g rass or steep slopes can cause cutting dec k. Mo v e the dec k height adjustment lev er sliding and loss of contr ol. W heels dr opping outw ard at the desired height-of-cut. Only adjust the o v er edges can cause r ollo v er s, which may r esult height of cut while the mac hine is not mo ving . in serious injur y , death or dr o wning . A loss
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Operation Recommended Gasoline DANGER In cer tain conditions during fueling , static Fill fuel tank on lev el g round. See Fuel electricity can be r eleased causing a spar k which R ecommendations in the Specifications section for can ignite gasoline v apor s. A fir e or explosion additional g asoline infor mation. fr om gasoline can bur n y ou and other s and cause Do Not add oil to g asoline . pr oper ty dama ge. Do Not o v erfill fuel tank. Fill the fuel tank to the • Al w ays place gasoline
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Operation cor rect amount of g as stabilizer/conditioner to the g as . Note: A fuel stabilizer/conditioner is most effecti v e when mix ed with fresh g asoline . T o minimize the c hance of v ar nish de posits in the fuel system, use fuel stabilizer at all times . Filling the Fuel T ank Mak e sure the engine is shut off and the motion controls are in the park position. T ank maxim um capacity is 2.9 g allons . Important: Do Not o v erfill fuel tank. Fill the fuel tank to the bottom of the filler
