Exmark 312 - Manuals

Safety Safety Safety Alert Symbol This lawn mower meets or exceeds the B71.4specifications of the American National StandardsInstitute in effect at the time of production. Exmark designed and tested this lawn mower to offerreasonably safe service; however, failure to complywith the following instruc...

Safety • Inspect the area where the equipment is to beused and remove all rocks, toys, sticks, wires,bones, and other foreign objects which can bethrown by the machine and may cause personalinjury to the operator or bystanders. DANGER In certain conditions gasoline is extremelyflammable and vapors a...

Safety CAUTION Fuel tank vent is located inside the rollbar tube. Removing or modifying the rollbar could result in fuel leakage and violateemissions regulations. • Do Not remove roll bar. • Do Not weld, drill, or modify roll bar inany way. • Check that the operator's presence controls,safety switch...

Safety • Do Not operate the mower under the influenceof alcohol or drugs. • Use extreme care when loading or unloading themachine into a trailer or truck. • Use care when approaching blind corners, shrubs,trees, or other objects that may obscure vision. Slope Operation Use Extreme caution when mowin...

Safety WARNING There is no rollover protection when the roll baris down. Wheels dropping over edges, ditches,steep banks, or water can cause rollovers, whichmay result in serious injury, death or drowning. • Keep the roll bar in the raised and lockedposition and use seat belt. • Lower the roll bar o...

Safety Safety and Instructional Decals • Keep all safety signs legible. Remove all grease,dirt and debris from safety signs and instructionallabels. • Replace all worn, damaged, or missing safetysigns. • When replacement components are installed, besure that current safety signs are affixed to there...

Specifications Specifications Model Numbers Serial Nos: 312,000,000 and Higher LZX680KC486; LZX740KC526; LZX740KC606; LZX740KC606CA; LZX749EKC606; LZX801KA606;LZX801KA606SS; LZX940KC606; LZX940KC726; LZX980KC606; LZX980KC726 Systems Engine • Engine Specifications: See your Engine Owner’sManual • Eng...

Specifications – Moving motion control levers outward (in slots) locks the drive system in neutral. • PTO Engagement Switch: Engages electric clutch(to drive belt) which engages mower blades. • Parking Brake Lever: Engages/Disengagesparking brake. • Deck Height Adjustment Lever: Sets cuttingheight t...

Specifications Tires & Wheels Drive Front Caster Pneumatic(Air-Filled) Semi-Pneumatic Quantity 2 2 Tread “Multi-Trac C/S” Smooth Size (60 & 72Decks) 24 x 12.00-12 13 x 6.50-6 Size (48 & 52Decks) 24 x 9.50-12 13 x 5.00-6 Ply Rating 4 Pressure 13 psi (90 kPa) Cutting Deck • Cutting Width: ...

Specifications Overall Height: Roll Bar - Up Roll Bar - Down 70.5 inches (179.1 cm) 46.8 inches (118.9 cm) Tread Width: (Center to Center ofTires, Widthwise) 48 inch Deck 52 inch Deck Drive Wheels 36.2 inches(91.9 cm) 38.5 inches(97.8 cm) Caster Wheels 32.8 inches(83.3 cm) 32.8 inches(83.3 cm) 60 in...

Product Overview *60 inch units which already have an under toe boardmount weight as standard requires 116-1238 front toeboard top mount kit instead of 116-1173. Torque Requirements Bolt Location Torque Blade Drive SheaveMounting Nut 90-110 ft-lb (122-149 N-m) Cutter Housing SpindleNut 160-185 ft-lb...

Operation Operation Note: Determine the left and right sides of the machine from the normal operating position. Controls Motion Control Levers The motion control levers located on each side ofthe console control the forward and reverse motionof the machine. Moving the levers forward or backward turn...

Operation Push the lever forward and down to disengage thebrake. The unit must be tied down and brake engaged whentransporting. Ignition Switch Located on right console (see Figure 6). The ignition switch is used to start and stop theengine. The switch has three positions “OFF”, “ON”and “START”. Ins...

Operation Drive Wheel Release Valves WARNING Hands may become entangled in the rotatingdrive components below the engine deck, whichcould result in serious injury or death. Stop engine, remove key, allow all the movingparts to stop before accessing the drive wheelrelease valves. WARNING The engine a...

Operation Figure 10 1. Latching position 3. Non-latching position 2. Transport lock control Electronic Control Unit MalfunctionIndicator Kohler EFI Units Only: The electronic control unit (ECU) continuouslymonitors operation of the EFI system. If a problemor fault within the system is detected, the ...

Operation pulled rearward to get both knobs fully engaged(see Figure 12). Figure 12 1. Engaged 2. Partially engaged — DoNot operate with ROPSin this condition. Important: Always use the seat belt with the roll bar in the operate (raised) position. Ensurethat the rear part of the seat is secured with...

Operation 2. Move the motion control levers out to the neutral lock position. 3. Engage the parking brake. 4. Place the throttle midway between the “SLOW” and “FAST” positions. 5. Disengage the PTO. 6. Allow the engine to run for a minimum of 15 seconds, then turn the ignition switch to the“OFF” pos...

Operation Figure 14 To turn left or right, pull the motion control leverback toward neutral in the desired turn direction. The machine will move faster the farther themotion control levers are moved from the neutralposition. 4. To stop, position both motion control levers in the neutral operate posi...

Operation 5. Insert the height adjustment pin into the hole corresponding to the desired cutting height. See the decal on the side of the deck lift plate forcut heights. 6. Push the deck lift pedal, release the transport lock and allow the deck to lower to the cutting height. Adjusting the Anti-Scal...

Operation WARNING Loading a unit on a trailer or truck increasesthe possibility of backward tip-over. Backwardtip-over could cause serious injury or death. • Use extreme caution when operating a uniton a ramp. • Use only a single, full width ramp; Do Notuse individual ramps for each side of the unit...

Maintenance Maintenance Note: Determine the left and right sides of the machine from the normal operating position. WARNING While maintenance or adjustments are beingmade, someone could start the engine.Accidental starting of the engine could seriouslyinjure you or other bystanders. Remove the key f...

Maintenance Maintenance Service Interval Maintenance Procedure Every 500 hours • Replace the secondary air cleaner element (May need more often under severe conditions. See the Engine Owner's Manual for additional information.) • Change the hydraulic filter and fluid. (May need more often under seve...

Maintenance VoltageReading PercentCharge MaximumChargerSettings ChargingInterval 12.0–12.2 25–50% 14.4 volts/4amps 2 Hours 11.7–12.0 0–25% 14.4 volts/4amps 3 Hours 11.7 or less 0% 14.4 volts/2amps 6 Hours orMore Important: For Kohler EFI units: Unplug the harness from the ECU before performing anywe...

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. Connect the other end of the positive cable to...

Maintenance Figure 23 1. Engaged 2. Partially engaged — DoNot operate with ROPSin this condition. Check Seat Belt Service Interval: Before each use or daily Visually inspect seat belt for wear, cuts, and properoperation of retractor and buckle. Replace beforeoperating if damaged. Check for Loose Har...

Maintenance (May need more oftenunder severe conditions.) 1. Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. 2. Drain oil while engine is warm from operation. 3. The oil drain hose is located on right hand side of engine at the rear. Place pan under machineto ca...

Maintenance Note: No adjustments are required for belt tension. Lubricate Grease Fittings Note: See chart for service intervals. 1. Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake. 2. Lubricate fittings with one to two pumps of NGLI grade #2 multi-purpose gun gre...

Maintenance 13. Torque the nut to 75-80 in-lb (8-9 N-m), loosen, then re-torque to 20-25 in-lb (2-3 N-m). Makesure axle does not extend beyond either nut. 14. Reinstall the seal guards over the wheel hub and insert wheel into caster fork. Reinstall caster boltand tighten nut fully. Important: To pre...

Maintenance 8. Install the new filters and torque to 14 ft-lb (19 N-m). 9. Fill the hydraulic system as stated in Check Hydraulic Oil Level section. Exmark Premium Hydro Oil is recommended.Refer to the chart for an acceptable alternative: Hydro Oil Service Interval Exmark Premium HydroOil (Preferred...

Maintenance • Between the spindles and sheaves. • Under top cutter housing bearing guard. Copper-Based Anti-seize Copper-based anti-seize is used in the followinglocation: On threads of Blade Bolts. See Check Mower Blades section. Dielectric Grease Dielectric grease is used on all blade type electri...

Maintenance 12. Re-measure until all four sides are the correct height. Tighten all the jam nuts on the deck liftarm assemblies. 13. Lower discharge deflector. 14. If the four deck links do not have enough adjustment to achieve accurate cut height with thedesired rake, the single point adjustment ca...

Maintenance Do Not allow the cable to turn when the nuts arebeing loosened. Figure 31 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. Turn the wheel hub by hand in both direct...

Maintenance Figure 33 1. Brake mounting bolt 2. Shim B. Using needle nose pliers, or by hand, take hold of the tab and remove the shim (Do Notdiscard the shim until proper clutch functionhas been confirmed). C. Using a pneumatic line, blow out any debris from under the brake pole and around thebrake...

Maintenance WARNING Engine must be running and drive wheels mustbe turning so adjustments can be performed.Contact with moving parts or hot surfaces maycause personal injury. Keep fingers, hands, and clothing clear ofrotating components and hot surfaces. 1. Prior to starting the engine, push the dec...

Maintenance Figure 37 RH Motion Control Shown 1. Torque nyloc nut to 200 in-lb (16.7 ft-lb). Bolt mustprotrude past end of nyloc nut after torque. A T-40 Torxbit will be necessary to hold the stud from turning. 2. Most resistance (firmest feel) 3. Damper 4. Medium resistance (medium feel) 5. Least r...

Maintenance 2. Slide the cover plate backward or forward to adjust the travel of the lever and tighten thescrews. 3. Drive the machine and check the full forward tracking. 4. Repeat steps 1 through 3 until desired tracking is obtained. Figure 40 RH Motion Control Shown 1. Screw 3. Motion control lev...

Maintenance Cleaning Clean Engine and ExhaustSystem Area Service Interval: Before each use or daily (May be required moreoften in dry or dirtyconditions.) CAUTION Excessive debris around engine cooling airintake and exhaust system area can cause engine,exhaust area, and hydraulic system to overheatw...

Maintenance Waste Disposal Motor Oil Disposal Engine oil and hydraulic oil are both pollutants tothe environment. Dispose of used oil at a certifiedrecycling center or according to your state and localregulations. Battery Disposal DANGER Battery electrolyte contains sulfuric acid, whichis poisonous ...

Troubleshooting Troubleshooting 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 overlook the simple causes. For example: starting problems could be causedby an empty fuel tank. The followi...

Schematics Schematics Electrical Diagram — All units except Kohler EFI G016960 P T O S W IT C H SE A T SWITCH IGNITION SWITCH FUSE BLOCK REGUL A T OR G R OUND P T O C L U T C H S TA R T REL A Y LH NEUTRAL SWITCH RH NEUTRAL SWITCH BRAKE SWITCH S TA R T RED HOUR METER/MODULE L T. GREEN YELLO W T A N B...

Schematics Electrical Diagram — Kohler EFI G017153 S TA R TER ENGINE INDIC A T OR LED MAIN HARNESS RED WHITE BLUE RED RED BL A C K 1 1 1 1 3 4 6 5 2 1 6 2 5 4 3 6 1 5 3 2 4 P T O S W IT C H SE A T SWITCH IGNITION SWITCH FUSE BLOCK REGUL A T OR G R OUND P T O C L U T C H S TA R T REL A Y LH NEUTRAL S...

Schematics Electrical Logic Schematic — All units except Kohler EFI BN BN B U 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 B A W V B U V V BK + S - FUEL SENDER 10A F3 (BRAKE) SW6 PK OR R F2 25A P T O CLUTCH B U 1 2 5 4 7 8 (...

Schematics Electrical Logic Schematic — Kohler EFI BN BN B U 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 B U V V BK + S - FUEL SENDER 10A F3 (BRAKE) SW6 PK OR R F2 25A P T O CLUTCH B U 1 2 5 4 7 8 (P T O SWITCH)...

General Warranty Conditions and Products Covered Exmark Mfg. Co. Inc. and its affiliate, Exmark Warranty 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 exerc...

Service Record Date: Description of Work Done: Service Done By: 61

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