Instruction/ maintenance manual of the product 312 Exmark
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LAZER Z ® S-SERIES For Serial Nos. 312,000,000 & Higher Lazer Z (LZS) Units Part No. 4501-199 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 CONGRATULATIONS on the purchase of your Exmark Mo wer . This 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 y our Exmark mow er .
Contents Introduction . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . 3 Safety .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. . . .. . . . .. .
Safety Safety Safety Alert Symbol This lawn mow er meets or ex ceeds the B71.4 specications of the American National Standards Institute in effect at the time of production.
Safety • Inspect the area where the equipment is to be used and remov e all rocks , to ys , stic ks , wires , bones , and other foreign objects whic h can be thrown b y the machine and ma y cause personal injur y to the operator or bystanders . DANGER In cer tain conditions gasoline is extremely ammable and v apors are explosi ve.
Safety CAUTION Fuel tank v ent is located inside the roll bar tube. R emoving or modifying the roll bar could result in fuel leakage and violate emissions regulations. • Do Not remov e roll bar . • Do Not weld, drill, or modify roll bar in any w ay .
Safety • Do Not operate the mow er under the inuence of alcohol or drugs . • Use extreme care when loading or unloading the machine into a trailer or tr uck. • Use care when approaching blind cor ners , shr ubs , trees , or other objects that ma y obscure vision.
Safety W ARNING There is no rollov er protection when the roll bar is down. Wheels dropping ov er edges, ditches, steep banks, or w ater can cause rollovers, which may result in serious injur y , death or drowning . • Keep the roll bar in the raised and locked position and use seat belt.
Safety CAUTION If the ignition is in the “ON” position there is potential for sparks and engagement of components. Sparks could cause an explosion or moving par ts could accidentally engage causing personal injur y . Be sure ignition s witch is in the “OFF” position before charging the batter y .
Safety Safety and Instructional Decals • Keep all safety signs legible. R emo v e all grease, dirt and debris from safety signs and instr uctional labels . • R eplace all w orn, damaged, or missing safety signs . • When replacement components are installed, be sure that cur rent safety signs are afx ed to the replaced components .
Safety 107-2102 109-3148 109-7232 1. Fast 3. Neutral 2. Slow 4. Reverse 109-7330 109-8483 All Units Except EFI 1. Throttle–fast 3. Choke–on 2. Throttle–slow 4.
Safety 109-9361 Deck Drive Belt Routing 1 16-0090 1 16-0157 1. See Operator's Manual 1 16-0205 1 16-021 1 1 16-0752 1. Latch 2. Unlatch 13.
Safety 1 16-1654 1 16-2643 1 16-2844 EFI Units Only 1. Throttle–fast 2. Throttle–slow 1 16-3303 1 17–2718 1 16-5944 Message Display 1. Fuel 6. Hour meter 2. Empty 7. PTO 3. Half 8. Parking brake 4. Full 9. Neutral 5. Battery 10. Operator presence switch PTO Switch Symbols 1.
Safety 109-7069 15.
Specications Specications Model Numbers Serial Nos: 312,000,000 and Higher LZS651KA484; LZS651KA484CA; LZS680K C524; LZS691KA524CA; LZS740K C524; LZS740K C604; LZS740K C604CA; LZS801KA724; LZS73.
Specications – Separate levers , on each side of the console, control speed and direction of trav el of the respectiv e driv e wheels . – Steering is controlled b y v arying the position of the levers relativ e to eac h other . – Moving motion control lev ers outward (in slots) loc ks the dri v e system in neutral.
Specications Size 13 x 6.50-6 Ply Rating 4 Pressure N/A Cutting Deck • Cutting Width: – 48 inch Dec k: (121.9 cm) – 52 inch Dec k: (132.1 cm) – 60 inch Dec k: (152.4 cm) – 72 inch Dec k: (182.9 cm) • Discharge: Side • Blade Size: (3 ea.
Specications T read W idth: (Center to Center of Tires, W idthwise) 48 inch Deck 52 inch Deck Driv e Wheels 36.2 inches (91.9 cm) 38.5 inc hes (97.8 cm) Caster Wheels 32.8 inc hes (83.3 cm) 32.8 inches (83.3 cm) 60 inch Deck 72 inch Deck Driv e Wheels 41.
Specications Accessory W eight T able Worksheet: Use the table belo w to deter mine if extra weight is required for the unit. Identify the accessories and cor rect dec k size and place the corresponding values in the Accessor y Score column. If the T otal Accessor y Score meets the following, add the recommended weight kit.
Operation Product Overview Figure 4 1. Rollover Protection System (ROPS) 5. Fuel cap 2. Engine Controls (right console) 6. Height of cut adjustment 3. Seat belt 7. Parking brake 4. Motion control levers Operation Note: Deter mine the left and right sides of the machine from the normal operating position.
Operation Choke Control (All Units Except Kohler EFI) Located on right console (black lev er) (see Figure 6). The c hoke is used to aid in star ting a cold engine . Moving the chok e lev er forward will put the chok e in the “ON” position and mo ving the c hoke lever to the rear , to the detent, will put the c hoke in the “OFF” position.
Operation Figure 8 1. LCD Indicators 2. Low fuel indicator light 3. Fuel level bar display 4. Low voltage indicator light 5. Hour/V oltage display The hour meter is recording when the decimal point is ashing in Hour/V oltage display . Hours are displa yed when the key is off or when the machine is r unning .
Operation Note: The handle must be horizontal and against the stop for operation. Do Not tow machine. PTO Engagement Switch Located on right console (see Figure 6). Switch must be pulled out (up) to engage the blades . Switch is pushed in to diseng age the blades .
Operation R efer to the Maintenance section and perfor m all the necessar y inspection and maintenance steps . Operating Instructions Raise the Rollover Protection System (ROPS) Important: The roll bar is an integral and effective safety device. Keep the roll bar in the raised and lock ed position when operating the mower .
Operation attempts. F ailure to follow these guidelines can bur n out the starter motor . 7. If the chok e is in the “ON” position, gradually return chok e to the “OFF” position as the engine war ms up . Engaging the PT O DANGER The rotating blades under the mow er deck are dangerous.
Operation Figure 13 1. Neutral lock position (handles out) 4. Forward 2. Neutral operate position (handles in) 5. Neutral (operate) 3. Front of Unit 6. Reverse Driving F orw ard 1. R elease the parking brake . 2. Mov e the motion control lev ers inward to the center to the neutral position.
Operation T o turn right, release pressure on the RH motion control lev er and the rear of the machine will mov e towards the rear and to the right. T o turn left, release pressure on the LH motion control lev er and the rear of the machine will mov e towards the rear and to the left.
Operation 8. T or que the 3/8–16 whizlock n ut to 30-35 ft-lb (41-47 N-m) (Figure 18). 9. T or que the 3/8 nyloc n ut to 30–35 ft-lb (41-47 N-m). Figure 18 1. Spring disc washer (cone towards nut ) 3. 3/8 nyloc-torque to 30-35 ft-lb (41-47 N-m) 2.
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 Every 500 hours • R eplace the secondary air cleaner element (May need more often under severe conditions . See the Engine Owner's Man ual for additional infor mation.) • Change the h ydraulic lter and uid.
Maintenance V oltage Reading Percent Charge Maximum Charger Settings Charging Inter v al 12.0–12.2 25–50% 14.4 volts/4 amps 2 Hours 11.7–12.0 0–25% 14.4 volts/4 amps 3 Hours 11.7 or less 0% 14.4 volts/2 amps 6 Hours or More Important: F or Kohler EFI units: Unplug the har ness from the ECU before perfor ming any welding on the equipment.
Maintenance Figure 19 1. Positive (+) cable on discharged battery 2. Positive (+) cable on booster battery 3. Negative (–) cable on the booster battery 4. Negative (–) cable on the engine block 5. Booster battery 6. Discharged battery 7. Engine block 4.
Maintenance C. Apply lubricant to threads of blade bolt to prevent seizing . Copper-based anti-seize preferable. Grease acceptable substitute . Install blade bolt nger tight. Place wrench on the top spindle n ut then torque the blade bolts to 50-60 ft-lb (68-81 N-m).
Maintenance Figure 23 1. Engaged 2. Partially engaged — Do Not operate with ROPS in this condition. Check Seat Belt Service Interval: Before each use or daily Visually inspect seat belt for w ear , cuts , and proper operation of retractor and buc kle .
Maintenance 5. Wipe the dipstick clean and re-insert the cap bac k into the h ydro . Lightly tighten the cap . 6. R emov e the cap ag ain and c heck the lev el of the oil on the dipstic k. See Figure 24 for oil lev els . Figure 24 1. Full 2. Add Note: T he oil lev el on the dipstick will be incor rect if the oil is chec ked when the unit is hot.
Maintenance Lubricate Caster Wheel Hubs Service Interval: As required 1. Stop engine, w ait for all moving par ts to stop , and remov e k ey . Engag e parking brak e. Figure 25 1. Seal guard 2. Spacer nut with wrench ats 2. R emov e caster wheel from caster forks .
Maintenance Replacement Filters Kohler Kohler P/N 24 050 13 K a wasaki K a w asaki P/N 49019-7005 Kohler EFI Kohler P/N 25 050 42 Note: It is important to reinstall the fuel line hoses and secure with.
Maintenance W ARNING Hot exhaust system components may ignite gasoline vapors even after the engine is stopped. Hot par ticles exhausted during engine operation may ignite amma ble materials. Fire may result in personal injur y or proper ty damage.
Maintenance 7. R elease the transpor t lock and allow the dec k to low er to the cutting height. 8. Raise the disc harge deector . 9. Measure from the lev el surface to the front tip of the center blade. T he measurement should read 3 inches (7.6 cm).
Maintenance Figure 29 1. Single point height adjustment bolt 2. Front height-of-cut plate mounting bolt 3. Rear height-of-cut plate mounting bolt 15. T o adjust the single point system, rst loosen the front and rear height-of-cut plate mounting bolts .
Maintenance Figure 30 Left Hand Brake Shown 1. Cable anchor 5. Caliper 2. Hold threaded rod here 6. Compression spring 3. Measure 7. Threaded rod 4. Lock nut 8. Hub 10. Disengage the park brake . T ur n the wheel hub by hand in both directions relati ve to the caliper; no drag of the caliper pad on the wheel hub is desired.
Maintenance Figure 32 1. Brake mounting bolt 2. Shim B . Using needle nose pliers , or by hand, tak e hold of the tab and remov e the shim (Do Not discard the shim until proper clutch function has been conr med). C. Using a pneumatic line, blow out any debris from under the brake pole and around the brake spacers .
Maintenance W ARNING Engine must be running and dri v e wheels must be tur ning so adjustments can be perfor med. Contact with mo ving parts or hot surfaces may cause personal injur y . Keep ngers, hands, and clothing clear of rotating components and hot surfaces.
Maintenance Figure 36 RH Motion Control Shown 1. T orque nyloc nut to 200 in-lb (16.7 ft-lb). Bolt must protrude past end of nyloc nut after torque. A T -40 T orx bit will be necessary to hold the stud from turning. 2. Most resistance (rmest feel) 3.
Maintenance 2. Slide the cov er plate backward or forw ard to adjust the tra vel of the lev er and tighten the screws . 3. Driv e the mac hine and c heck the full forward tracking . 4. R epeat steps 1 through 3 until desired trac king is obtained. Figure 39 RH Motion Control Shown 1.
Maintenance Cleaning Clean Engine and Exhaust System Area Service Interval: Before each use or daily (May be required more often in dry or dirty conditions.) CAUTION Excessi v e de bris around engine cooling air intake and exhaust system area can cause engine, exhaust area, and h ydraulic system to o verheat which can create a re hazard.
Maintenance recycling center or according to y our state and local regulations . Battery Disposal DANGER Batter y electrolyte contains sulfuric acid, which is poisonous and can cause sev ere bur ns. Sw allowing electrol yte can be fatal or if it touches skin can cause sev ere bur ns.
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 by 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 dirty . 2. Clean or replace the air cleaner element. 3. Oil lev el in the crankcase is low . 3. Add oil to the crankcase .
T roubleshooting Problem Possible Cause Cor rectiv e Action 1. Fuse is blown. 1. R eplace fuse . Check coil resistance, batter y charge, c harging system, and wiring connections and replace if necessar y .
Schematics Schematics Electrical Diagram — All units except Kohler EFI G016960 PTO SWITCH SEA T SWITCH IGNITION SWITCH FUSE BLOCK REGULA TOR GROUND PTO CLUTCH ST ART RELA Y LH NEUTRAL SWITCH RH NEUTRAL SWITCH BRAKE SWITCH ST ART RED HOUR METER/MODULE L T.
Schematics Electrical Diagram — Kohler EFI G017153 ST ARTER ENGINE INDICA TOR LED MAIN HARNESS RED WHITE BLUE RED RED BLACK 1 1 1 1 3 4 6 5 2 1 6 2 5 4 3 6 1 5 3 2 4 PTO SWITCH SEA T SWITCH IGNITION SWITCH FUSE BLOCK REGULA TOR GROUND PTO CLUTCH ST ART RELA Y LH NEUTRAL SWITCH RH NEUTRAL SWITCH BRAKE SWITCH ST ART RED HOUR METER/MODULE L T.
Schematics Electrical Logic Schematic — All units except Kohler EFI BN BN BU BK Y W T PK BN PK OR GN S R PK PK PK L TGR GY GY PK V BN V OR GN OR R PK R BK GND PK BK BN BN BK PK BK GND 15A F4 GY R I .
Schematics Electrical Logic Schematic — Kohler EFI BN BN BU BK Y W T PK BN R PK OR GN S R PK PK PK L TGR GY GY PK V BN V OR GN OR R PK T R BK GND PK BK BN BN BK PK BK GND 15A F4 GY R I B A W V BU V .
Schematics Hydraulic Diagram 56.
General 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 conditions.
58.
G01 1841 Figure 41 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.
An important point after buying a device Exmark 312 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Exmark 312 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Exmark 312 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Exmark 312 you will learn all the available features of the product, as well as information on its operation. The information that you get Exmark 312 will certainly help you make a decision on the purchase.
If you already are a holder of Exmark 312, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Exmark 312.
However, one of the most important roles played by the user manual is to help in solving problems with Exmark 312. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Exmark 312 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
