Exmark COMMERCIAL 30 Operator's Manual
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Exmark COMMERCIAL 30 Operator's Manual

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COMMERCIAL 30
For Serial Nos.
408,644,346 & Higher
Part No. 4505-171 Rev. A

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Summary of Contents for Exmark COMMERCIAL 30

  • Page 1 COMMERCIAL 30 For Serial Nos. 408,644,346 & Higher Part No. 4505-171 Rev. A...
  • Page 2 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.

  • Page 3: Introduction

    All Exmark parts are thoroughly tested and inspected before leaving the factory, however, attention is required on your part if you are to obtain the fullest measure of satisfaction and performance.

  • Page 4: Table Of Contents

    Contents Cleaning the Discharge Tunnel and Plug............34 Cleaning Under the Belt Access Panel....34 Introduction ............3 Clean Debris From Machine ......34 Safety ..............5 Waste Disposal ..........35 Safety Alert Symbol ......... 5 Storage ..............36 General Safety ..........5 Preparing the Fuel System.......36 Safety and Instructional Decals .......

  • Page 5: Safety

    Safety Safety • Read, understand, and follow all instructions and warnings in the Operator’s Manual and on the machine, engine, and attachments. All This lawn mower has been designed in conformance operators and mechanics should be trained. If with the Consumer Product Safety Commission the operator(s) or mechanic(s) can not read this (CPSC) blade safety requirements for walk-behind manual, it is the owner’s responsibility to explain...

  • Page 6: Safety And Instructional Decals

    Exmark equipment dealer or labels. distributor or from Exmark Mfg. Co. Inc. • Replace all worn, damaged, or missing safety • Safety signs may be affixed by peeling off the signs.
  • Page 7 Safety decal133-8062 133-8062 decal139-5405 139-5405 1. Parking brake—engage 2. Parking decal130-9656 brake—disengage 130-9656 1. Choke 3. Slow 2. Fast 4. Engine—stop decal116-7583 116-7583 1. Warning—read the Operator’s Manual; do not operate this 4. Cutting/dismemberment hazard of hand or foot, mower machine unless you are trained.

  • Page 8: Specifications

    • Engine Specifications: See your Engine Owner’s • Cutting Height Adjustment: Manual Adjusts from 1 1/2 inch (3.8 cm) to 5 inches (12.7 • Engine Oil Type: Exmark 4–Cycle Premium cm) in 1/2 inch (1.3 cm) increments. Engine Oil • Mulching Kit: High performance mulch kit •...

  • Page 9: Product Overview

    Operation Product Overview Operation Note: Determine the left and right sides of the machine from the normal operating position. Controls Become familiar with all the controls before starting the engine and operating the machine. Blade Control Bail Located on the upper handle as shown in Figure 4. When the blade control bail is depressed, the system senses that the operator is in the normal operator's position.
  • Page 10 Operation Park Brake Lever on the distance between the bail and the handle. When this bail is released the unit will stop moving. Located on the upper handle of models with Kohler engines only. Throttle-Choke-Engine Stop Control Engage the parking brake by pulling the brake lever The throttle-choke-engine stop control is located on up towards the handle.

  • Page 11: Before Operation

    • Never smoke when handling gasoline, and proper working condition. Replace worn or stay away from an open flame or where deteriorated parts with genuine Exmark parts gasoline fumes may be ignited by spark. when necessary. • Add fuel before starting the engine. Never...

  • Page 12: Operating Instructions

    Operation – When practical, remove gas-powered WARNING equipment from the truck or trailer and Operating engine parts, especially the muffler, refuel the equipment with its wheels on the become extremely hot. Severe burns can occur ground. If this is not possible, then refuel on contact and debris, such as leaves, grass, such equipment on a truck or trailer from a brush, etc.
  • Page 13 Operation is absolutely necessary. Always look down and – Review and understand the slope instructions behind you before moving the machine in reverse. in the manual and on the machine. • Park the machine on level ground. Stop engine, – Evaluate the site conditions of the day to wait for all moving parts to stop, and remove the determine if the slope is safe for machine spark plug wire(s).
  • Page 14 Operation Open the Fuel Shut-Off Valve Note: If the blade does not stop within 3 seconds after releasing the blade control bail, contact an Rotate the valve 1/4 turn counterclockwise to turn Authorized Service Dealer. the fuel on. Close the fuel shut-off valve, if equipped, when the machine will not be in use for a few days, Starting the Engine when transporting, or when the unit is parked...
  • Page 15 Operation g012606 Figure 10 1. Blade control lock lever 4. Push 2. Locked position 5. Unlocked position 3. Blade control bail 6. Squeeze against handle g019295 Figure 11 Squeeze the blade control bail against the handle and release the blade control lock lever; the blade 1.
  • Page 16 Operation DANGER WARNING If the blade brake clutch system is inoperative, Adjusting the cutting height levers could bring the blade will continue to rotate when you your hands into contact with a moving blade. A release the blade control bail. Contact with moving blade can cause serious injury.
  • Page 17 Operation g016521 Figure 15 1. Front quadrant block 2. Cutting heights g016520 Figure 13 Using the Grass Bag • Front Wheel Adjustment • Installing the Grass Bag Pull up on the height lock and pull the front Release the blade control lock lever and wait wheel shaft assembly outward as shown in for the blade and all moving parts to stop.
  • Page 18 (refer to Removing the Grass Bag). If the side Check the grass bag frequently. If it is discharge deflector is on, remove it and lower damaged, install a new Exmark replacement the side discharge door (refer to Using the bag.
  • Page 19 Operation WARNING The blades are sharp; contacting the blades can result in serious personal injury. Stop the engine and wait for all moving parts to stop before leaving the operating position. • Installing the Side Discharge Deflector: Stop the engine and wait for all moving parts to stop.

  • Page 20: After Operation

    Operation After Operation General Safety • Park machine on level ground, set parking brake (if equipped), stop engine, and disconnect spark plug wire. Wait for all moving parts to stop before leaving the operator’s position. Allow the machine to cool before servicing, adjusting, fueling, cleaning, or storing.

  • Page 21: Maintenance

    Allow to the original equipment or failure to use the machine to cool before servicing, adjusting, original Exmark parts could lead to serious fueling, cleaning, or storing. injury or death. Unauthorized changes to the machine, engine, fuel or venting system, may...

  • Page 22: Recommended Maintenance Schedule(S)

    Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the first 5 hours • Check the blade drive system. • Check the engine oil level. • Check the mower blade and the engine mounting fasteners. •...

  • Page 23: Check The Mower Blade

    (Figure 21B and Figure 21C), oil fill cap, remove cap and fill to the “FULL” replace the blade. mark on the dipstick. Exmark 4-Cycle Premium Engine Oil is recommended; refer to the Engine Owner's manual for appropriate API rating and viscosity.

  • Page 24: Check The Blade Brake Clutch

    Align the two holes on the blade with the two holes on the blade driver and WARNING install a sharp, balanced Exmark blade and blade bolt as shown in Figure 22. The sail Incorrect installation of the blade or of the blade must point toward the top...

  • Page 25: Check For Loose Hardware

    Maintenance Check for Loose Hardware Service Interval: Before each use or daily Stop engine, wait for all moving parts to stop. Visually inspect machine for any loose hardware or any other possible problem. Tighten hardware or correct the problem before operating. Check Air Filter Service Interval: Before each use or daily Stop engine, wait for all moving parts to stop.

  • Page 26: Change Oil Filter

    Adjustments. Remove the oil filter. Check the Blade Drive Use your finger to coat the gasket on the new filter with clean Exmark 4–Cycle Premium Engine System oil (see Figure 25). Service Interval: After the first 5 hours Every 50 hours Stop the engine and wait for all moving parts to stop.

  • Page 27: Change Blade Brake Clutch (Bbc) Belt

    Maintenance Remove and retain the belt access panel by rotating the screws a quarter-turn. g195300 Figure 27 1. Belt tension spring 4. Adjusting nut 2. Adjusting bolt 5. Frame 3. Gap g195302 Figure 26 Important: Do Not overtighten the adjusting 1.

  • Page 28: Change Transmission Belt

    Maintenance Change Blade Drive Belt Remove the rod or screwdrivers from the sprockets. Service Interval: As required Check the blades under the deck to make sure Stop the engine and wait for all moving parts to they are properly aligned; refer to Check the stop.
  • Page 29 Maintenance Remove and retain the dust shield and its mounting hardware (machines with a Kawasaki engine). Remove the transmission belt. • For machines with Kawasaki engines: Loosen the bracket and allow the bracket to drop (Figure 30). Note: The bracket prevents the transmission from tipping to the point where the transmission belt comes off.

  • Page 30: Check Spark Plugs

    Maintenance From the front of the machine, remove the belt from the engine pulley and then remove from the transmission pulley. While the idler pulley is pulled out of the way, install the new transmission belt placing the belt over the transmission pulley first and then over the engine pulley.

  • Page 31: Adjustments

    Maintenance Adjustments Note: If the unit creeps forward without the bail engaged or if the wheels spin when you lift the Note: Wait for all moving parts to stop and remove rear wheels off the ground, the cable is too tight; repeat steps 1 and 2.

  • Page 32: Adjusting The Transmission-For Models With Kawasaki Engine

    Maintenance to lock out the blade control bail. If it does not, repeat steps 4 through 7. Perform the Checking the Blade Brake Clutch procedure in Operation. Adjusting the Transmission– For Models with Kawasaki Engine If the machine starts to lose traction, check and adjust the transmission.

  • Page 33: Cleaning

    Maintenance Cleaning Stop engine, wait for all moving parts to stop, and remove spark plug wire. To ensure the best performance, keep the Cleaning and Storing Safety underside of the lawn mower housing clean. • Park machine on level ground, set parking brake CAUTION (if equipped), stop engine, and disconnect spark plug wire.

  • Page 34: Cleaning The Discharge Tunnel And Plug

    Maintenance Disconnect the wire from the spark plug. WARNING Drain the fuel from the fuel tank. Refer to Grass clippings and other objects can be thrown Emptying the Fuel Tank and Cleaning the from an open discharge tunnel. Thrown objects Fuel Filter section.

  • Page 35: Waste Disposal

    Maintenance Stop the engine and wait for all moving parts to stop. Clean off any oil, debris, or grass build-up on the machine and cutting deck, especially under deck belt shields, around the fuel tank, around engine and exhaust area. Waste Disposal Motor Oil Disposal Engine oil is a pollutant to the environment.

  • Page 36: Storage

    Storage Storage Clean any dirt and chaff from the cylinder, cylinder head fins, and blower housing. Preparing the Fuel System Remove grass clippings, dirt, and grime from the external parts of the engine, the shrouding, and To prepare the lawn mower for off season storage, the top of the lawn mower housing.

  • Page 37: Troubleshooting

    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 caused by an empty fuel tank. The following table lists some of the common causes of trouble.
  • Page 38 Troubleshooting Problem Possible Cause Corrective Action Discharge chute plugs. 1. The throttle-choke-engine stop control is 1. Move the control to the Fast position. not in the Fast position. 2. Cutting too much grass in one pass 2. Raise the cutting height. If necessary, cut a second time at lower cutting height.

  • Page 39: Information

    While the exposure from Exmark products may be negligible or well within the “no significant risk” range, out of an abundance of caution, Exmark has elected to provide the Prop 65 warnings. Moreover, if Exmark does not provide these warnings, it could be sued by the State of California or by...
  • Page 40 Notes:...
  • Page 41 Notes:...
  • Page 42 Service Record Date: Description of Work Done: Service Done By:...
  • Page 44 Pack) or Fill in Below Engine Model No. and Spec. No. Model No. Engine Serial No. (E/No) Serial No. ©2020 Exmark Mfg. Co., Inc. Part No. 4505-171 Rev. A 415 Industrial Row (402) 223-6375 Beatrice, NE 68310 Fax (402) 223-5489...

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