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QUEST ®
For Serial Nos.
720,000 & Higher
Par t No. 4500-338 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 his engine is not equipped with a spar k ar r ester muf fler . It is a violation of Calif or nia Public R esource Code Section 4442 to use or operate the 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. Other states or federal ar eas may ha v e s
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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 . 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, contact an A uthorized Ser vice Dealer or Exmark Customer Ser vice and
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Dri v e System Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Contents Chec king the Tire Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Mo w er Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Ser vicing the Cutting Blades . . . . . . . . . . . . . . . . . . . . . . . . . . 39 S
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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. • K ee p c hildren out of the mo wing area and under Slopes are a major factor related to
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Safety • Extinguish all cig arettes , cig ars , pipes and other re place with man ufacturers’ recommended par ts , sources of ignition. when necessar y . • Use only an appro v ed container . • Mo w er blades are shar p and can cut. W rap the blades or w ear glo v es , and use extra caution when • Nev er remo v e the g as cap or add fuel when the ser vicing them. engine is r unning . Allo w the engine to cool before refueling . • Chec k for proper brak e operation frequently . Adjust and ser vice
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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–Do Not operate 2. Cutting/dismemberment the mower with the hazard of hand or foot, discharge deflector up mower blade–stay away or removed; keep the from moving parts. discharge deflector in place. 109-6014 T raction Drive Belt Routing 106-5517 1. W arning–Do Not touch the h
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Safety 109-6035 Deck Drive Belt Routing 109-8759 1. Height of cut 109-6036 1. Read the Operator ’ s Manual. 2. Remove the ignition key and read the instructions before 109-9120 servicing or performing maintenance. 1. Fuse 2. Diode 3. Height of cut. 109-6210 1. Read the Operator ’ s Manual. 2. Cutting/dismemberment hazard, fan and entanglement hazard, belt–stay away from moving parts. 109-6459 1. Entanglement hazard, belt—Do Not open or remove safety shields while engine is running, keep shields
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Safety 1 10-6691 1. Thrown objects 3. Cutting/dismemberment hazard–keep bystanders of hand or foot–stay a safe distance from the away from moving parts. machine. 2. Thrown objects hazard, mower–keep the discharge deflector or collection system in place. 109-9173 1. Parking brake 4. Neutral 2. Fast 5. Reverse 3. Slow 6. Machine Speed PT O Symbols 1. PT O—Of f 2. PT O—On 109-9182 1. Machine speed 4. Neutral 2. Fast 5. Reverse 3. Slow 10
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Safety 109-6016 1. Read the instructions before servicing or performing 4. Refer to the Operator ’ s manual for grease instructions. maintenance. 2. T ime interval 5. Check hydraulic oil level and refer to the Operator ’ s Manual for further instructions. 3. Check oil level. 6. Check tire pressure. 109-8965 1. W arning–read the Operator ’ s Manual. 5. T ipping hazard–avoid sudden and sharp turns while on slopes, only mow across slopes less than 15 degrees, keep a safe distance from water , and o
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Safety Battery Symbols Some or all of these symbols are on your battery . 1. Explosion hazard 5. Read the Operator ’ s Manual. 9. Flush eyes immediately with water and get medical help fast. 2. No fire, open flames, or smoking 6. Keep bystanders a safe distance 10. Contains lead; do not discard. from the battery . 3. Caustic liquid/chemical burn hazard 7. W ear eye protection; explosive gases can cause blindness and other injuries. 4. W ear eye protection 8. Battery acid can cause blindness or s
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Specifications Specifications Model Numbers Serial Nos: 720,000 and Higher QST22BE482; QST23K C482; QST23K C522; QST24BE522 Systems engine . (It is not necessar y for the operator to be in the seat to star t the engine .) Engine • Operator m ust be in seat when PTO is eng ag ed, • Engine Specifications: See y our Engine Owner’ s brak e is diseng ag ed, or motion control lev ers are Man ual mo v ed in or engine will stop . • RPM: • Engine will stop if either the left, the right, or both lev ers a
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Specifications • Ar mrests: Standard–foam padded flip-up • Dec k: Full floating dec k is attac hed to out-front adjustable height ar mrests . suppor t frame . Maxim um turf protection is pro vided with three anti-scalp rollers (both dec k • Seat Safety Switc h: Incor porated into the Safety sizes). Interloc k System. Dec k design allo ws for bag ging, m ulc hing or side disc harg e . Hydrostatic Ground Drive System • Hy drostatic Pumps: T w o Hy dro Gear ZT2800 • Dec k De pth: Integ rated dri v
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Product Overview T read W idth: (Center to Center of Product Overview T ires, W idthwise) 48 inch Deck 52 inch Deck Dri v e W heels 36.0 inc hes 36.8 inc hes (91 cm) (93 cm) Caster W heels 33.5 inc hes 33.5 inc hes (85 cm) (85 cm) Wheel Base: (Center of Caster T ire to Center of Drive T ire) 48 inch Deck 52 inch Deck 48.9 inc hes (124 cm) 48.9 inc hes (124 cm) Curb W eight: 48 inch Deck 52 inch Deck Figure 3 645 lb (293 kg) 660 lb (299 kg) 1. Front caster wheel 8. Engine 2. Anti-scalp roller 9.
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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 . operate the mac hine . Pull out on the blade control switc h to “On” to Ignition Switch eng ag e the blades Located on control panel. Push the blade control s
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Operation Parking Brake Lever DANGER Located on left side of the console ( Figure 3 ). Mo wing on w et g rass or steep slopes can T he brak e lev er eng ag es a parking brak e on the dri v e cause sliding and loss of contr ol. W heels wheels . dr opping o v er edges can cause r ollo v er s, which may r esult in serious injur y , death Pull the lev er up and rearw ard to eng ag e the brak e . or dr o wning . A loss of traction is a loss of steering contr ol. Push the lev er forw ard and do wn to
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Operation See inside bac k co v er to deter mine the appro ximate DANGER slope angle to be mo w ed. In cer tain conditions during fueling , static electricity can be r eleased causing a spar k Recommended Gasoline which can ignite gasoline v apor s. A fir e or Use UNLEADED R egular Gasoline suitable for explosion fr om gasoline can bur n y ou and other s and cause pr oper ty dama ge. automoti v e use (87 pump octane minim um). • Al w ays place gasoline container s on the Important: Nev er use me
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Operation Using Stabilizer/Conditioner Use a fuel stabilizer/conditioner in the mac hine to pro vide the follo wing benefits: • K ee ps g asoline fresh during storag e of 30 da ys or less . F or long er storag e it is recommended that the fuel tank be drained. • Cleans the engine while it r uns . • Eliminates gum-lik e v ar nish buildup in the fuel system, whic h causes hard star ting Add the cor rect amount of g as stabilizer/conditioner to the g as . Note: A fuel stabilizer/conditioner is most
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Operation Figure 7 1. Control panel 2. Blade control Figure 9 switch—Of f position 1. Ignition key—start 4. Start position 2. Control panel 5. Run 3. Mo v e the throttle lev er to midw a y and the c hok e 3. Choke 6. Of f lev er forw ard before star ting a cold engine ( Figure 8 ). 5. If the engine stalls or hesitates , mo v e the Note: A w ar m or hot engine ma y not require c hok e lev er par tially forw ard for a few seconds c hoking . (Figure 9 ). Operating the Blades T he blade control swit
