METRO 21 Operator’s Manual 3321–185 Part NO.
WARNING FAILURE TO FOLLOW CAUTIOUS OPERATING PRACTICES CAN RESULT IN SERIOUS OPERATOR INJURY. CAUTION 1. Keep all shields, guards and safety devices (especially grass discharge system) in place and in proper working condition. 2. Stop engine and remove spark plug wire(s) or remove key before adjusting, servicing, or performing maintenance. 3. When mower deck becomes clogged, stop engine and remove spark plug wire(s) or remove key before cleaning blockage. 4.
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CONGRATULATIONS on the purchase of your Exmark Mower. This product has been carefully designed and manufactured to give you a maximum amount of dependability and years of trouble-free operation. Operator’s Manual This manual contains assembly, operating, maintenance, adjustment and safety instructions for your Exmark mower. BEFORE OPERATING YOUR MOWER, CAREFULLY READ THIS MANUAL IN ITS ENTIRETY.
Contents Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Safe Operating Practices . . . . . . . . . . . . . . General Operation . . . . . . . . . . . . . . . . . . . While Operating . . . . . . . . . . . . . . . . . . . . . Maintenance And Storage . . . . . . . . . . . . . Safety and Instruction Decals . . . . . . . . . . Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Install Handle . . . . .
DANGER, WARNING and CAUTION are signal words used to identify the level of hazard. However, regardless of the hazard, be extremely careful. This mower is designed for cutting and recycling grass or, when equipped with a grass bag, for catching cut grass. Any use for purposes other than these could prove dangerous to user or bystanders. DANGER signals an extreme hazard that will cause serious injury or death if the recommended precautions are not followed.
6. 7. D. Do not smoke while refueling. 6. Keep all guards, shields, grass catcher, discharge tunnel plug, optional discharge chute and safety devices in place. Repair or replace damaged parts, including decals. Check all safety devices before each use. Keep face, hands, and feet away from the mower housing and cutter blade when the engine is running. Blade can cause injury to hands and feet. Stay behind the handle until the engine stops. 7.
Maintenance And Storage 1. Perform only those maintenance instructions described in this manual. If major repairs are ever needed or if assistance is desired, contact your local Authorized Exmark Service Dealer. 2. Before mower is cleaned, inspected, serviced, or adjusted, stop engine and disconnect wire from spark plug. Keep wire away from plug to prevent accidental starting. 3. To ensure the mower is in safe operating condition, frequently check and keep all nuts, bolts, and screws tight.
Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. Hand-push model only Self-propelled model only ON MOWER DECK (Part No. 213240) ON BELT COVER (Part No. 213241) ON MOWER HOUSING (Part No. 213239) Self-propelled model only ON CONTROL BAR (Part No. 213424) Self-propelled model only Hand-push model only ON GEAR BOX (Part No. 213244) ON BELT COVER (Part No.
Assembly 4. Install Handle 1. 2. Mount handle to outside of mower housing, using bottom hole, with (2) 5/16–18 x 1–1/4” lg. capscrews, washers, and thin nylon insert locknuts (Fig. 2). Install Discharge Tunnel Plug 1. Open the discharge door by pulling forward on the handle and moving it rearwards (Fig. 6). Hold the discharge door handle to prevent the spring–loaded door from closing while inserting the plug. 2.
low, add only enough oil to raise level to FULL mark on dipstick. DO NOT FILL ABOVE FULL MARK BECAUSE ENGINE COULD BE DAMAGED WHEN STARTED. POUR OIL SLOWLY. 4. This engine is certified to operate on unleaded gasoline. The Exmark Manufacturing Company strongly recommends the use of fresh, clean, UNLEADED regular grade gasoline with an octane rating of 85 or higher in Exmark gasoline powered products.
Using Discharge Tunnel Plug grass must be cut, use highest height-of-cut setting for first mowing. Then recut the grass at a more normal setting. If too long of grass is cut, mower may plug and cause engine to stall. 2. 1. Make sure engine is off. Open the discharge door by pulling forward on the handle and moving it rearwards (Fig. 6). Hold the discharge door handle to prevent the spring–loaded door from closing while inserting the plug. 2.
4. POTENTIAL HAZARD • Grass clippings and other objects can be thrown from an open discharge tunnel. POTENTIAL HAZARD • Thrown objects may result if discharge door does not close completely. WHAT CAN HAPPEN • Objects thrown with enough force could cause serious personal injury or death to operator or bystander. WHAT CAN HAPPEN • Thrown objects can cause serious personal injury or death.
setting. Assure pin on adjusting lever engages notch in mower housing wear plate. Adjust all wheels to the same setting. POTENTIAL HAZARD • Adjusting height-of-cut levers could bring hands into contact with moving blade. • Set engine speed to fastest position. Maximum horsepower provides best cutting results. • Clean clippings or leaves from underside of mower deck after each mowing. • Keep engine in good running condition. Cutting and recutting requires more horsepower.
Cutting Leaves • • • frequent cleaning is required when mower is operated in dusty or dirty conditions. Replace air cleaner parts, if very dirty. When cutting is complete, always be sure that 50% of the lawn shows through the cut leaf cover. This may require one or more passes over the leaves. IMPORTANT: Do not operate engine without air filter elements; extreme engine wear or damage will occur. For light leaf coverage, position all wheels at the same height-of-cut setting.
3. IMPORTANT: Replace a cracked, fouled, or dirty spark plug. Do not sand blast, scrape, or clean electrodes because engine damage could result from grit entering cylinder. 5. Set air gap at 0.020” (0.50 mm) (Fig. 17). Install correctly gapped spark plug and gasket seal. Tighten plug firmly to 14 ft–lb (19 N m). Adjusting Throttle Throttle control adjustment may be required if engine does not start. Whenever a new throttle control cable is installed, throttle must be adjusted. Draining Gasoline 1.
3. CHECK ADJUSTMENT—Slowly pull mower backward while control bar is gradually moved toward handle. Adjustment is correct when rear wheels stop turning and control bar is about one inch from handle (Fig. 21). Note: Inspecting, Removing, Sharpening Blade POTENTIAL HAZARD • A worn or damaged blade could break and a piece of blade could be thrown into operator’s or bystander’s area. Always mow with a sharp blade.
Lubrication 3. ADJUST CABLE CONDUIT— Self-propelled Model (Fig. 27) After every 25 operating hours or when season ends, pivot arms must be lubricated. 1. Loosen nut on cable bracket. Insert #/16”-!/4” object between brake lever and handle. Pull down on cable conduit until all slack is removed from wire. Then tighten nut. Move rear wheel height–of–cut levers to center setting. Wipe grease fittings with clean rag (Fig. 25).
5. 6. Check alignment of all parts and tighten screws, alternating from side to side for a uniform fit, until wheel halves are drawn together. POTENTIAL HAZARD • Grass clippings and other objects can be thrown from an open discharge tunnel. Install two capscrews and locknuts, previously removed, in remaining holes in wheel halves and tighten. Remove two long screws or bolts and replace with two capscrews and locknuts.
Scraping Method Storage If washing does not remove all debris from under deck, tip mower and scrape it clean. 1. Pull wire off spark plug. 2. Drain gasoline from fuel tank: refer to DRAINING GASOLINE section. 3. Tip mower on its right side. 4. Remove dirt and grass clippings with a hardwood scraper. Avoid burrs and sharp edges. 5. Turn mower upright. 6. Refill gas tank. 7. Reconnect spark plug wire. 1. Note: Keep area under belt cover free of debris. Remove bolts securing belt cover (Fig.
Accessories 6. Check condition of blade: refer to INSPECTING, REMOVING, SHARPENING BLADE section. 7. Tighten all nuts, bolts, and screws. For special conditions, the following accessories may be purchased at your local Authorized Exmark Service Dealer. 8. Clean air cleaner: refer to SERVICING AIR CLEANER section. 1. 9. Lubricate the pivot arms: refer to LUBRICATION section. Side Discharge Kit, Part No. 211004—Install in seconds. Rear mounted in place of the grass bag.
Warranty Limited Warranty Exmark Commercial Turf Equipment Exmark Mfg. Co. Inc. (”Exmark”) warrants on the terms and conditions herein, that it will repair, replace or adjust any part manufactured by Exmark and found by Exmark(in the exercise of its reasonable discretion)to be defective in factory material or workmanship.
As a condition to this warranty, customer shall have read the operator’s manual and shall have returned to Exmark, within the prescribed time, the enclosed warranty registration card. The sole liability of Exmark with respect to this warranty shall be repair and replacement as set forth herein. Exmark shall have no liability for any other cost, loss or damage, including but not limited to, any incidental or consequential loss or damage.
273 Briggs & Stratton Corporation (B&S), the California Air Resources Board (CARB) and the United States Environmental Protection Agency (U.S.
About your engine warranty: (see back cover for statement of LIMITED WARRANTY). 4. Parts which are scored or broken because an engine was operated with insufficient or contaminated lubricating oil, or an incorrect grade of lubricating oil (check oil level daily or after every 8 hours of operation. Refill when necessary and change at recommended intervals.) Read “Owner’s Manual.” 5. Repair or adjustment of associated parts or assemblies such as clutches, transmissions, remote controls, etc.
BRIGGS & STRATTON ENGINE OWNER WARRANTY POLICY effective July 1, 1997 Replaces all undated Warranties and all Warranties dated before July 1, 1997 LIMITED WARRANTY “Briggs & Stratton Corporation will repair or replace, free of charge, any part, or parts of the engine that are defective in material or workmanship or both. Transportation charges on parts submitted for repair or replacement under this Warranty must be borne by purchaser.
Figures 3 1 1 2 m–210 1. Rope guide 2. Starter rope 2 4 1 m–3849 1 1. Model and serial number decal 2 5 1 2 3 4 3 4 530 m–3850 1. Bag support rod 2. Cap locknut 1. Plastic clips 2. Gas tank 3. Self-tapping screw 3. Handle 4. Handle latch 23 4. Tank bracket 5.
Figures 5 7 1 2 1 3 2045 1. Fuel line clamp 2. Elbow fitting m–275 3. Fuel line 1. Spring clip 6 8 4 3 1 2 2 1 m–3845 1. Oil fill tube 2. Dipstick m–262 1. Discharge door handle 2. Plug tilted clockwise 24 3. ADD mark 4.
Figures 9 11 2 3 1 1 m–3849 1992 1. Control bar 2. Throttle 1. Ground speed control 3. Fingertip starter 12 10 1 2 1 2 3 m–3662 m–261 1. Primer 2. Spark plug wire 1. Bag frame on retaining post 2. Pin engaged in catch 25 3.
Figures 13 15 1 1 m–260 225 English 1. Pin locked in bag notch 1. Height-of-cut adjuster 14 ! 4 # 4 ! 4 # 4 ! 4 # 4 1 16 2 ÎÎÎÎ ÎÎÎÎ ÎÎÎÎ 4 3 m–3664 1. Knob 2. Cover 976 26 3. Foam pre–cleaner 4.
Figures 17 18 20 1 1 1. Control knob 21 2 1″ m–3848 1. Oil fill tube 2. Oil filter 3 19 2 m–1992 4 1 m–3638 1. Cable clamp screw 2. Governor control lever 3. Throttle cable 4.
Figures 22 24 1 1 4 153 1. Sharpen at this angle only 3 2 1. Blade 2. Bolt m–3854 25 3. Lockwasher 4. Accelerator 23 1 2 1 1 232 3 1. Grease fitting 1 4 1. Sail 2. Flat part of blade 270 3. Wear 4.
Figures 2 26 1 28 1 2 3 4 6 5 483 224 1. Grease fitting 2. Belt cover 3. Cubierta de la correa 29 1 27 4. Cable adjuster 5. Jam nut 6. Cable conduit 1. Handle 2. Brake lever 3. 3/16”-1/4” 2 3 6 7 5 2 2 #/16”-!/4” 1 3 1. Handle 2. Brake lever 4 1. Plastic cover (rear wheels only) 2. Locknuts 3. Wheel spacer 4. Lug 346 3. Cable bracket 29 5 4 5. 6. 7. 8. 9.
Figures 30 1093 1. Right rear wheel 1 31 2 3 2 m–3844 1. Hose clamp 2. Fuel line 3. Filter 32 2047 1.
SERVICE RECORD Date Description Work Done Service Done By
SEE EXMARK’S COMPLETE LINE OF PRODUCTS FOR TURF CARE LAZER Z LAZER Z HP EXPLORER TURF RANGER TURF TRACER HP VIKING HYDRO METRO METRO HP SELF STEERING SULKY GRASS CATCHER MICRO MULCHING ACCESSORY EXMARK MFG. CO. INC INDUSTRIAL PARK BOX 808 BEATRICE NE. 68310 PART NO. 850553 (402) 223–6300 FAX (402)223–6384 ALL RIGHTS RESERVED PRINTED IN U. S. A.
