Exmark METRO 346 Operator'S Manual Download

Page: 26 / 48

Maintenance

Check Engine Starting Circuit Chart

Note:

In the

Check Engine Starting Circuit Chart

, the state of system item that is bold is being checked

in each scenario.

System

Neutral Lock/

Parking Brake

PTO (Blades)

Ignition Key

Transmission Shift

Lever

Outcome

Engaged or

Disengaged

Disengaged or

Engaged

Off

In Neutral or Any

speed except neutral

Starter must not

crank

Engaged

Disengaged

Run

Any speed except

neutral

Starter must not

crank

Engaged

Engaged

Run

In Neutral

Starter must not

crank

Disengaged

Engaged

Run

In Neutral

Starter must not

crank

Disengaged

Run

Any speed except

neutral

Starter must not

crank

State of
System

Summary of Contents for METRO 346

Page 1: ...METRO For Serial Nos 408 644 346 Higher Part No 4505 175 Rev A ...

Page 2: ...order or the engine is constructed equipped and maintained for the prevention of fire To acquire a spark arrester for your unit see your Engine Service Dealer For all models that do not have Exmark engines please refer to the engine manufacturer s information included with the machine For models with Exmark engines refer to this manual for information The gross or net horsepower or torque of this ...

Page 3: ...uals If additional information is needed or should you require trained mechanic service contact your authorized Exmark equipment dealer or distributor All Exmark equipment dealers and distributors are kept informed of the latest methods of servicing and are equipped to provide prompt and efficient service in the field or at their service stations They carry ample stock of service parts or can secu...

Page 4: ... Of Belts 27 Lubricate Grease Fittings 28 Adjustments 29 Adjusting the Cutting Height 29 Adjusting the Axle Position 30 Adjusting the Number of Spacers below Caster Support Hub 31 Adjusting the Cutting Height with Blade Spacers 31 Transmission Belt Adjustment 32 Wheel Drive Belt Pulley Scrapers 32 Engine to Mower Deck Belt 32 Blade Brake Adjustment 33 Belt Guide Adjustment 34 Brake and Wheel Drive...

Page 5: ... of amputating hands and feet and of throwing objects Always follow all safety instructions to avoid serious personal injury or death Read understand and follow all instructions and warnings in the Operator s Manual and on the machine engine and attachments All operators and mechanics should be trained If the operator s or mechanic s can not read this manual it is the owner s responsibility to exp...

Page 6: ...btained from your authorized Exmark equipment dealer or distributor or from Exmark Mfg Co Inc Safety signs may be affixed by peeling off the backing to expose the adhesive surface Apply only to a clean dry surface Smooth to remove any air bubbles Familiarize yourself with the following safety signs and instruction labels They are critical to the safe operation of your Exmark commercial mower decal...

Page 7: ... do not touch the hot surface decal112 8760 112 8760 1 Thrown object hazard keep bystanders away 2 Cutting dismemberment hazard of hand or foot mower blade stay away from moving parts decal112 9028 112 9028 1 Warning stay away from moving parts keep all guards and shields in place decal116 7877 116 7877 32 inch and 36 inch Units Only 1 Engine 7 ...

Page 8: ...of other riding attachments may create a hazardous condition resulting in injury decal133 8062 133 8062 decal135 5210 135 5210 1 Thrown objects hazard keep bystanders away 2 Thrown objects hazard mower do not operate without the deflector discharge cover or grass collection system in place 3 Cutting dismemberment of hand or foot stay away from moving parts keep all guards and shields in place 8 ...

Page 9: ...up objects that could be thrown by mower Keep bystanders away 3 Engine off 8 Warning Disengage PTO shift transmission to neutral and engage parking brake before leaving the operator s position 4 Engine on 9 Warning Mow across slopes not up and down Do Not mow wet slopes use extreme caution when operating on slopes 5 Warning Read the Operator s Manual Do Not operate this machine unless you are trai...

Page 10: ...ting on slopes 3 Engine off 10 Park 4 Engine on 11 Neutral lock 5 Warning Read the Operator s Manual Do Not operate this machine unless you are trained Wear hearing protection 12 Stop 6 Warning Stay away from moving parts keep all guards in place Stop engine and remove spark plug before adjusting servicing or cleaning 13 Neutral 7 Warning Disengage PTO shift transmission to neutral and engage park...

Page 11: ... Not add oil to gasoline Fuel Filter Replaceable In line Fuel Shut Off Valve 1 4 turn Safety Interlock System Operator must have the transmission in neutral and PTO disengaged to start engine Release of Operator Presence Control OPC levers will cause engine to stop if transmission is not in neutral and or PTO is engaged Steering Brake Controls Fingertip drive control levers provide independent con...

Page 12: ...ck Depth 32 inch Deck 5 0 inches 12 7 cm 36 inch Deck 5 0 inches 12 7 cm 48 inch Deck 5 0 inches 12 7 cm Cutting Height Adjustment Adjusts from 1 inch 2 5 cm to 4 1 4 inches 10 8 cm in 1 4 inch 6 4 mm or smaller increments by various adjustments of caster spacers blade spacers and axle height Dimensions Overall Width 32 inch Deck 36 inch Deck 48 inch Deck Deflector Up 32 7 inches 83 1 cm 36 4 inch...

Page 13: ...nts 30 35 ft lb 41 48 N m Mower Deck Engine Deck Mount 30 35 ft lb 41 48 N m Engine Mounting Bolts 17 23 ft lb 23 31 N m Transmission Shifter Lever Nut 30 35 ft lb 41 48 N m Muffler Guard Mounting Bolts 30 35 ft lb 41 48 N m Product Overview g237422 Figure 3 1 Controls 4 ECS Handles 2 Fuel Cap 5 Blade Spacers 3 Pistol Grip Handles 13 ...

Page 14: ...eft ECS Handle Shown 1 Neutral Lock Latch Park Brake Latch 2 Drive Lever 3 Handle grip 4 OPC Lever Drive Levers Located on each side of the upper handle assembly ahead of and below the handle grips see Figure 4 and Figure 5 These levers individually control clutching action of the wheel drive belts and brakes When the drive levers are all the way down the brakes disengage and the wheel drive belts...

Page 15: ...ut Off Valve Located in the fuel line midway between the tank and engine The fuel shut off valve is used to shut off the flow of fuel when parking inside a building during transportation to and from the job sites and when the machine will not be used for a few days Rotate valve 1 4 turn clockwise to shut fuel off Rotate valve 1 4 turn counterclockwise to turn fuel on Before Operation Before Operat...

Page 16: ...attempt to start the engine Move away from the area of the spill and avoid creating any source of ignition until fuel vapors have dissipated Do Not refill the fuel tank or drain the machine indoors or inside an enclosed trailer Never smoke when handling gasoline and stay away from an open flame or where gasoline fumes may be ignited by spark Add fuel before starting the engine Never remove the cap...

Page 17: ...ine only in good visibility and appropriate weather conditions Do Not operate the machine when there is the risk of lightning Keep away from holes ruts bumps rocks and other hidden hazards Use care when approaching blind corners shrubs trees tall grass or other objects that may hide obstacles or obscure vision Uneven terrain could overturn the machine or cause the operator to lose their balance or...

Page 18: ...use a slip and fall accident Identify hazards at the base of the slope Do Not operate the machine near drop offs ditches embankments water or other hazards The machine could suddenly roll over if a wheel goes over the edge or the edge collapses Keep a safe distance between the machine and any hazard Use a hand held tool to operate in these areas Avoid starting stopping or turning the machine on sl...

Page 19: ...n for a minimum of 15 seconds then turn the ignition switch to the OFF position to stop the engine 8 Remove the key to prevent children or other unauthorized persons from starting engine 9 Close the fuel shut off valve when the machine will not be in use for a few days when transporting or when the unit is parked inside a building Driving the Machine Drive Lever Neutral Lock Park Brake Latch Opera...

Page 20: ...y damage Be sure the drive levers are securely seated at the bottom of the neutral or park areas of the neutral lock latches To place the drive levers in the drive position slightly squeeze the drive levers while placing thumbs on the outer thumb lobe of the neutral lock park brake latches or the index finger on the front lobe and rotate them from under the drive levers Slowly and carefully releas...

Page 21: ...ther debris from the mower deck muffler drives grass catcher and engine area to help prevent fires Close the fuel shut off valve before storing or transporting the machine Transporting Transporting the Machine WARNING Loading the mower onto a trailer without strong enough or properly supported ramps could be dangerous The ramps could collapse causing the unit to fall which could cause injury Use p...

Page 22: ...odifications to the original equipment or failure to use original Exmark parts could lead to serious injury or death Unauthorized changes to the machine engine fuel or venting system may violate applicable safety standards such as ANSI OSHA and NFPA and or government regulations such as EPA and CARB Use care when checking blades Wrap the blade s or wear gloves and use caution when servicing them O...

Page 23: ...the engine governor setting or overspeed the engine Check Engine Oil Level Service Interval Before each use or daily 1 Stop engine and wait for all moving parts to stop Make sure unit is on a level surface 2 Check with engine cold 3 Clean area around dipstick Remove dipstick and wipe oil off Reinsert the dipstick and push it all the way down into the tube Do Not screw into place Remove the dipstic...

Page 24: ...discharge deflector 2 To install new discharge deflector orient the spring on the rod as shown in Figure 9 Slide the rod through the front discharge deflector bracket discharge deflector and rear deflector bracket g010195 Figure 9 1 Rod 4 Mower deck 2 Spring 5 Discharge deflector bracket 3 Discharge deflector 6 Assembled view 3 Hook the bent end of the rod around the front discharge deflector brac...

Page 25: ...d in proper operating condition prior to use Note If machine does not pass any of these tests Do Not operate Contact your authorized EXMARK SERVICE DEALER Check the Normal Engine Starting Chart System Neutral Lock Parking Brake PTO Blades Ignition Key Transmission Shift Lever Outcome Engaged Disengaged Run In neutral Starter should crank State of System 25 ...

Page 26: ... Key Transmission Shift Lever Outcome Engaged or Disengaged Disengaged or Engaged Off In Neutral or Any speed except neutral Starter must not crank Engaged Disengaged Run Any speed except neutral Starter must not crank Engaged Engaged Run In Neutral Starter must not crank Disengaged Engaged Run In Neutral Starter must not crank Disengaged Disengaged Run Any speed except neutral Starter must not cr...

Page 27: ... apply a thin coating of Exmark 4 Cycle Premium Engine Oil on the surface of the rubber seal Turn filter clockwise until rubber seal contacts the filter adapter then tighten filter an additional 2 3 to 3 4 turn 5 Clean around oil fill cap and remove cap Fill to specified capacity and replace cap 6 Use oil recommended in the Check Engine Oil Level section Do Not overfill Start the engine and check ...

Page 28: ... 7 Mower Deck Idler Pivots 2 1 1 1 40 hours 48 inch Deck Shown for Reference Only Number 4 and 7 Idler Arm Pivots Disassemble and grease once a month under a No Load condition Number 6 Transmission Coupler Located below fuel tank support 3 Replace 5 speed gearbox grease yearly Use 18 oz of Peerless grease Part No 788067 See Check Grease Level Input and Output Shaft Bearing Wear on Peerless Transmi...

Page 29: ...Refer to the table and select desired cutting height range Refer to Adjusting the Axle Position Adjusting the Number of Spacers below Caster Support Hub and Adjusting the Cutting Height with Blade Spacers and sections to make adjustments make adjustment to obtain specific cutting height Cutting Height Adjustment Table 1 inch to 4 1 4 inches 2 5 cm 10 8 cm Number Of Spacers Below Caster Support Hub...

Page 30: ...2 inch 8 9 cm 3 3 4 inch 9 5 cm 4 inch 10 1 cm 2 7 8 3 7 8 inches 7 3 9 8 cm E 3 1 2 7 8 inch 7 3 cm 3 1 8 inch 7 9 cm 3 3 8 inch 8 6 cm 3 5 8 inch 9 2 cm 3 7 8 inch 9 8 cm 3 1 8 4 1 8 inches 7 9 10 5 cm E 4 0 3 1 8 inch 7 9 cm 3 3 8 inch 8 6 cm 3 5 8 inch 9 2 cm 3 7 8 inch 9 8 cm 4 1 8 inch 10 5 cm 3 1 4 4 1 4 inches 8 3 10 8 cm E 4 1 3 1 4 inch 8 3 cm 3 1 2 inch 8 9 cm 3 3 4 inch 9 5 cm 4 inch 1...

Page 31: ... the neutral lock position 2 Disengage the PTO 3 Place the drive levers in the park brake position 4 Push down on handles to lift front casters off the ground 5 Support with jackstands 6 Remove quick pin from one caster and remove caster from hub see Figure 11 g006797 Figure 11 1 Four 1 2 inch 127 mm spacers 3 3 16 inch 4 8 mm spacer 2 Quick Pin 4 Caster support 7 Adjust the number of 1 2 inch spa...

Page 32: ...ny point Engine to Mower Deck Belt 1 Stop engine and wait for all moving parts to stop Engage parking brake Remove key or spark plug wire s 2 Check the adjustment of the lower blade drive linkage located between the bellcrank on the engine deck and assist arm on the mower deck Lengthen or shorten the linkage When properly adjusted there should be 1 16 inch to 1 8 inch 2 3 mm of clearance between b...

Page 33: ... will require about 10 lb 4 5 kg side pull on belt halfway between pulleys see Figure 13 item 10 Point A to deflect belt 1 2 inch 12 mm 5 Check belt guide under the engine deck to see that it is properly set see Belt Guide Adjustment section Also check the blade brake adjustment see Blade Brake Adjustment section Mower Deck Belt Routings g006814 Figure 14 32 inch and 36 inch Mower Deck g006815 Fig...

Page 34: ...Check for correct brake adjustment Place the drive levers in the park brake position The mower should not move forward or backward If it does tighten the wingnuts Place the drive levers in the neutral lock position The mower should move forward and backward freely If it does not brake adjustment is necessary 2 Adjust brakes by adjusting wingnut on the upper end of each brake rod Tighten the wingnu...

Page 35: ...e linkage C Re install hairpin into hole on the clevis pin between the neutral lock park brake latch and drive lever See Figure 19 Repeat procedure on opposite side of unit For ECS Handles Allow drive levers to drop into the full forward position the flat edge of the drive lever should align with the bottom roller notch See Figure 21 Adjust if necessary g026860 Figure 21 1 Notch in Neutral Lock Pa...

Page 36: ...ce 3 Shifter Plate 2 Shifter Lever g006810 Figure 24 1 Shifter Lever 3 Adjustment slot 2 Equal distance To adjust the shifter lever 1 Remove the 3 8 inch nyloc nut and spring disc washer from the stud on top of the transmission See Figure 25 g006811 Figure 25 1 Shifter Lever 3 Transmission 2 Square Holed Washer 2 Remove the shifter lever and bend it slightly Do Not bend the lever while it is attac...

Page 37: ...holes allowing various adjustments for operator comfort see Figure 26 To adjust the handle height 1 Remove the bottom mounting hardware on each side of the handle 2 Pivot the handle to one of the three positions 3 Re install hardware and tighten Important If the handle height position is changed it will be necessary to readjust the drive and brake linkage see Check Brake and Wheel Drive Linkage Ad...

Page 38: ...ntainer or refuel where there is an open flame spark or pilot light such as on a water heater or other appliance Clean Engine and Exhaust System Area Service Interval Before each use or daily May be required more often in dry or dirty conditions CAUTION Excessive debris around engine cooling air intake and exhaust system area can cause engine and exhaust system area to overheat which can create a ...

Page 39: ...nd the fuel tank around engine and exhaust area Important You can wash the machine with mild detergent and water Do not pressure wash the machine Avoid excessive use of water especially near the control panel around the engine hydraulic pumps and motors Clean Grass Build Up Under Deck Service Interval Before each use or daily 1 Disengage PTO 2 Stop engine and wait for all moving parts to stop Enga...

Page 40: ...ns are corroded loose or faulty 7 Check the electrical connections for good contact Clean connector terminals thoroughly with electrical contact cleaner apply dielectric grease and reconnect 8 Relay or switch is defective 8 Contact an Authorized Service Dealer 9 Faulty spark plug 9 Clean adjust or replace spark plug 10 Spark plug wire is not connected 10 Check the spark plug wire connection 11 PTO...

Page 41: ...ade spindle bent 6 Contact an Authorized Service Dealer 7 Tips of adjacent blades are at an uneven cutting height Blades tips should be even within 3 16 inch which is approximately one blade thickness 7 Replace blades spindles and or check for damage to mower deck Uneven cutting height 8 Caster mounting brackets are loose 8 Tighten hardware 1 Cutting blade s is are bent or unbalanced 1 Install new...

Page 42: ...Schematics Schematics g038183 42 ...

Page 43: ...estaurants grocery stores hotels schools and hospitals and on a wide variety of products Additionally some online and mail order retailers provide Prop 65 warnings on their websites or in catalogs How do the California warnings compare to federal limits Prop 65 standards are often more stringent than federal and international standards There are various substances that require a Prop 65 warning at...

Page 44: ...Notes 44 ...

Page 45: ...Notes 45 ...

Page 46: ...Service Record Date Description of Work Done Service Done By 46 ...

Page 47: ...47 ...

Page 48: ...TOM RIDE SEAT SUSPENSION SYSTEM DUAL TAIL WHEEL FLOOR PAN EXTENDER HITCH KIT LIGHT KIT MICRO MULCH SYSTEM ROLL OVER PROTECTION SYSTEM ROPS SNOW BLADE SNOWBLOWER SUN SHADE TRASH CONTAINER ULTRA VAC COLLECTION SYSTEM ULTRA VAC QUICK DISPOSAL SYSTEM WEATHER CAB Some accessories and options not available for some models Place Model No and Serial No Label Here Included in the Literature Pack or Fill in...

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Exmark METRO 346, Operator'S Manual

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