Exmark Metro 4500-352 Operator's Manual

Exmark Metro 4500-352 Operator's Manual

Exmark mfg. co. inc. lawn mower operator's manual
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METRO
®
For Serial Nos.
790,000 & Higher
Part No. 4500-352 Rev. A

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Summary of Contents for Exmark Metro 4500-352

  • Page 1 METRO ® For Serial Nos. 790,000 & Higher Part No. 4500-352 Rev. A...
  • Page 2 Replacements may be ordered through the engine manufacturer. Exmark reserves the right to make changes or add improvements to its products at any time without incurring any obligation to make such changes to products manufactured previously.
  • 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 Introduction ... 3 Safety ... 5 Safety Alert Symbol ... 5 Safe Operating Practices ... 5 Safety and Instructional Decals ... 9 Specifications ... 12 Model Numbers ... 12 Systems ... 12 Dimensions... 13 Torque Requirements ... 13 Product Overview ... 14 Operation ...
  • Page 5: Safety

    • Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Only use accessories and attachments approved by Exmark. • Wear appropriate clothing including safety glasses, substantial footwear, long trousers, and hearing protection.
  • Page 6 Safety DANGER In certain conditions gasoline is extremely flammable and vapors are explosive. A fire or explosion from gasoline can burn you, others, and cause property damage. • Fill the fuel tank outdoors in an open area, when the engine is cold. Wipe up any gasoline that spills.
  • Page 7: Slope Operation

    Operation WARNING Operating engine parts, especially the muffler, become extremely hot. Severe burns can occur on contact and debris, such as leaves, grass, brush, etc. can catch fire. • Allow engine parts, especially the muffler, to cool before touching. • Remove accumulated debris from muffler and engine area.
  • Page 8: Maintenance And Storage

    Safety DANGER Operating on wet grass or steep slopes can cause sliding and loss of control. Loss of control and/or loss of operator’s footing could result in a fall with an arm or leg getting under the mower or engine deck which may result in serious injury, death or drowning.
  • Page 9: Safety And Instructional Decals

    1-303518 • New safety signs may be obtained 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.
  • Page 10 Safety 1-403143 98-5954 103-1623 ECS Units Only 103-1798 103-2076 103-2244 ECS Units Only 103-2245 ECS Units Only...
  • Page 11 Safety 103-5626 48 inch Units Only 103-1967 Pistol Grip Units Only...
  • Page 12: Specifications

    Specifications Specifications Model Numbers Serial Nos: 790,000 and Higher M15KA322P; M15KA362P; M15KA483P; M15KA362; M15KA483; M17KA322PCA; M17KA362CA; M17KA483CA; Systems Engine • Engine Specifications: See your Engine Owner’s Manual • RPM: Full Speed: 3600 (No Load) Fuel System • Capacity: 5.0 gal. (18.9 L) •...
  • Page 13: Dimensions

    Cutting Deck • Cutting Width: – 32 inch Deck: 31.75 inches (80.7 cm) – 36 inch Deck: 35.38 inches (89.9 cm) – 48 inch Deck: 47.25 inches (120.0 cm) • Discharge: Side • Blade Size: – 32 inch Deck: 16.25 inches (41.3 cm) — Quantity: 2 –...
  • Page 14: Product Overview

    Operation Product Overview Figure 3 1. Controls 4. ECS Handles 2. Fuel Cap 5. Blade Spacers 3. Pistol Grip Handles Operation Note: Determine the left and right sides of the machine from the normal operating position. Controls Operator Presence Control (OPC) Levers Located on the upper handle assembly directly above the handle grips.
  • Page 15: Choke Control

    Figure 5 ECS Handle 1. OPC Lever 3. Neutral Lock Latch/Park Brake Latch 2. Rotate latch for neutral 4. Drive Lever lock and park brake positions Drive Levers Located on each side of the upper handle assembly ahead of and below the handle grips (see Figure 4 and Figure 5).
  • Page 16: Pre-Start

    Operation 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 Pre-Start Fill fuel tank.
  • Page 17: Driving The Machine

    6. Allow the engine to run for a minimum of 15 seconds, then turn the ignition switch to the “OFF” position to stop the engine. 7. Remove the key to prevent children or other unauthorized persons from starting engine. 8. 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.
  • Page 18: Transporting

    Operation 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.
  • Page 19: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. WARNING While maintenance or adjustments are being made, someone could start the engine. Accidental starting of the engine could seriously injure you or other bystanders. Remove the key from the ignition switch, engage parking brake, and pull the wire(s) off the spark plug(s) before you do any...
  • Page 20: Periodic Maintenance

    Deflector Service Interval: As required DANGER An uncovered discharge opening could allow the lawn mower to throw objects in the operator’s or bystander’s direction and result in serious injury. Also, contact with the blade could occur. Never operate the lawn mower unless you install a mulch plate, discharge deflector, or grass collection system.
  • Page 21: Check Safety Interlock System

    Check Safety Interlock System Service Interval: Before each use or daily 1. For your safety, your Exmark mower is equipped with Operator Presence Controls, referred to as (OPC). When either the PTO is engaged, or the transmission shifter lever is not in neutral and the operator removes both hands from the handles, the mower engine must stop.
  • Page 22: Check Tire Pressures

    Maintenance 3. Remove the oil drain plug from the right hand side of the engine. Allow oil to drain, replace drain plug. 4. Replace the oil filter per the engine owner’s manual. Clean around oil filter and unscrew filter to remove. Before the new filter is installed, apply a thin coating of oil on the surface of the rubber seal.
  • Page 23: Check Spark Plugs

    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.
  • Page 24: Thread Locking Adhesives

    Maintenance Thread Locking Adhesives Thread locking adhesives such as “Loctite 242” or “Fel-Pro, Pro-Lock Nut Type” are used on the following fasteners: • All belt drive pulley setscrews. • OPC lever setscrews. • Pulley retaining bolt in end of engine crankshaft. •...
  • Page 25 Cutting Height Adjustment Table (1 inch to 4 1/4 inches (2.5 cm-10.8 cm)) Cutting Axle Number Of Spacers Height Position Below Caster Range (Figure 10) Support Hub inch 1–2 inches (2.5–5.0 cm) 1 1/8– 2 1/8 inches (2.9–5.4 cm) 1 3/8– 2 3/8 inches (3.5–6.0 cm) 1 3/8–...
  • Page 26: Adjusting The Axle Position

    Maintenance Cutting Height Adjustment Table (1 inch to 4 1/4 inches (2.5 cm-10.8 cm)) (cont'd.) Cutting Axle Number Of Spacers Height Position Below Caster Range (Figure 10) Support Hub inch 3 1/8– 4 1/8 inches (7.9–10.5 cm) 3 1/4– 4 1/4 inches (8.3–10.8 cm) Important: Always adjust the Number of Spacers below Caster Hub to correspond to the Axle Position as shown in table to obtain proper “rake”...
  • Page 27: Adjusting The Number Of Spacers Below Caster Support Hub

    Adjusting the Number of Spacers below Caster Support Hub 1. Stop the machine and move the drive levers to 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.
  • Page 28: Wheel Drive Belt Pulley Scrapers

    Maintenance 2. To tighten transmission belt, loosen the 3/8 inch nyloc nut on transmission belt idler pulley. Slide bolt inward in slot and retighten nyloc nut. 3. When properly adjusted, the belt should have 1/2 inch (1.3 cm) of deflection with three pounds of pressure on the belt midway between the transmission and engine pulley.
  • Page 29: Blade Brake Adjustment

    Mower Deck Belt Routings: Figure 14 32 inch and 36 inch Mower Deck Figure 15 48 inch Mower Deck Blade Brake Adjustment 1. Stop engine and wait for all moving parts to stop. Engage parking brake. Remove key or spark plug wire(s).
  • Page 30: Brake And Wheel Drive Linkage Adjustment

    Maintenance Figure 18 48 inch Belt Guide Location (Viewed from underneath the deck) 1. 1 3/8 inch (3.5 cm) Brake and Wheel Drive Linkage Adjustment 1. Check for correct brake adjustment: Place the drive levers in the “park brake” position. The mower should not move forward or backward.
  • Page 31: Shifter Lever Adjustment

    a slight upward force placed on the drive levers to remove any "slack" in the 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. •...
  • Page 32: Shifter Detent Adjustment

    Maintenance 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). Figure 25 1.
  • Page 33: Wheel Drive Spring Tension Adjustment

    Figure 26 1. Upper Handle 3. Adjustment Holes 2. Upper Hole 4. Fuel Tank Support Note: Adjustment Holes are actually in the side of the fuel tank support. Wheel Drive Spring Tension Adjustment It may be necessary to increase wheel drive belt tension under certain operating conditions such as, wet grass, hilly terrain, or while pulling a sulky.
  • Page 34: Cleaning

    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 Excessive debris around engine cooling air intake and exhaust system area can cause engine and exhaust system area to overheat which can create a fire hazard.
  • Page 35: 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 36 Troubleshooting Problem Mower pulls left or right (with levers fully forward). Machine does not drive. Uneven cutting height. Abnormal vibration. Blades do not rotate. Blades do not stop when disengaged. Possible Cause 1. Idler arm pulleys and drive sheaves are dirty.
  • Page 37: Schematics

    Schematics ENGINE GROUND BLACK ENGINE KILL TERMINAL TRANSMISSION N.C. SWITCH N.O. CONNECTORS ARE VIEWED FROM WIRE END N.C. = NORMALLY CLOSED N.O. = NORMALLY OPEN Schematics SWITCH SWITCH N.O. TO SAFETY INTERLOCK MODULE G006816...
  • Page 38 • Attorney's fees. No Claim of breach of warranty shall be cause for cancellation or rescission of the contract of sale of any Exmark mower. All implied warranties of merchantability (that the product is fit for ordinary use) and fitness for use (that the product is fit for a particular purpose) are limited to the duration of the express warranty.
  • Page 40 SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONS MID-MOUNT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM FULL SUSPENSION SEAT DECK LIFT ASSIST KIT HITCH KIT LIGHT KIT V POWER PORT MICRO-MULCH SYSTEM OUT-FRONT RIDING ACCESSORIES AND OPTIONS CUSTOM RIDE SEAT SUSPENSION SYSTEM...

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