Cub Cadet GT 2550 Operator's Manual
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Cub Cadet GT 2550 Operator's Manual

2500 series
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O
M
PERATOR'S
ANUAL
SERIES 2500
TRACTOR
Model Number
GT 2550
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning:
This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-
covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.
In the State of California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have
similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized
service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019.
CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 [www.cubcadet.com]
PRINTED IN U.S.A.
FORM NO. 769-02069C
(11/06)

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  • Page 1 Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019. CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 [www.cubcadet.com] PRINTED IN U.S.A.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Section Page Tractor and Deck Preparation....Safe Operation Practices..... Product Graphics ......... Slope Gauge........To The Owner........Calling Service Information....Recording Model & Serial Number ..Know Your Tractor ......Operation ..........Adjustments ......... Maintenance ........Mower Deck......... Off-Season Storage ......

  • Page 3: Tractor And Deck Preparation

    TRACTOR PREPARATION Remove the deck wash system nozzle adapter from the STEERING WHEEL manual bag and store for future use. COVER MOWER DECK HEX LOCK SCREW The mower deck may have been installed on the tractor FLAT WASHER at the factory, or it may be secured to the side panel of the tractor’s shipping crate.

  • Page 4: Safe Operation Practices

    WARNING • The engine exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. • This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-covered, brush-covered, or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting applicable local or state laws (if any).
  • Page 5 3. Do not mow on wet grass. Reduced traction could 26. Use only accessories approved for this machine by cause sliding. Cub Cadet. Read, understand and follow all instructions provided with the approved accessory. 4. Do not try to stabilize the machine by putting your foot on the ground.
  • Page 6 Never fill containers inside a vehicle or on a truck unit should be serviced professionally by an or trailer bed with a plastic liner. Always place authorized Cub Cadet Dealer. containers on the ground away from your vehicle before filling.
  • Page 7 5. Check the blade(s) and engine mounting bolts at 10. Never attempt to make adjustments or repairs to frequent intervals for proper tightness. Also, the machine while the engine is running. visually inspect blade(s) for damage (e.g., 11. Grass catcher components and the discharge excessive wear, bent, cracked).

  • Page 8: Product Graphics

    TO ENSURE SAFE AND IMPORTANT Perform These Maintenance Item With Engine Off. • PROPER OPERATION O F TRANSMISSION, STEERING GEAR/ENGINE SCREEN ONLY USE CUB CADET MAINTENANCE–ON LH ENGINE DRIVE SYSTEM SHIELD AT FRONT OF DASH PANEL FLUID PLUS. HANDS/FEET SAFETY...

  • Page 9: Slope Gauge

    SLOPE GAUGE...

  • Page 10: To The Owner

    The dealer has trained service personnel familiar with the latest servic- ing information, is equipped with the latest tools, and has a complete line of genuine Cub Cadet service parts which assure proper fit and high quality.

  • Page 11: Know Your Tractor

    SECTION I. KNOW YOUR TRACTOR J. Reverse Control Pedal A. Hour Meter/Battery Display B. Indicator Panel/Hour Meter K. Seat Adjustment Lever C. Key Switch Module L. Lift Handle D. Power Take-Off (PTO) Control Switch M. 12V Power Outlet E. Throttle Control Lever N.
  • Page 12 NORMAL MOWING — The normal operating check the battery and charging system for possi- position. All safety interlock circuits are activated ble causes and/or contact your Cub Cadet dealer. and the blades (PTO) will disengage when the Oil Pressure Indicator (Refer to Figure 5) tractor is driven in the reverse direction.
  • Page 13 WARNING: To prevent accidental start- To engage the cruise control, depress the forward con- ing and/or battery discharge, remove the trol pedal to attain your desired speed; then push the key from the key switch when the tractor parking brake/cruise control lever downward. While is not in use.
  • Page 14 To close the hood, push the hood firmly downward tor. Contact your authorized Cub Cadet Dealer. The until the latch bracket engages the latch rod. safety interlock system prevents the engine from...

  • Page 15: Operation

    SECTION II. OPERATION WARNING: Before you operate the trac- NOTE: Purchase gasoline in small quantities. Do not tor, study this manual carefully. use gasoline left over from the previous season, to Familiarize yourself with the operations minimize gum deposits in the fuel system. of all the instruments and controls.
  • Page 16 IMPORTANT: If the starter does not turn the engine TRACTOR BREAK-IN PROCEDURE over, shut off starter immediately. Do not make further attempts. Contact your Cub Cadet dealer. IMPORTANT: Never operate a new engine immedi- ately under full load. Break it in carefully as shown in 7.
  • Page 17 DRIVING THE TRACTOR 5. Disengage the cruise control using one of the following methods: NOTE: Avoid sudden starts, excessive speed and sud- den stops. • Depress the brake pedal to disengage the cruise control and stop the tractor. WARNING: Do not leave the seat of the •...
  • Page 18 STOPPING THE TRACTOR Operate the PTO clutch as follows: 1. Move the throttle control lever to approximately the WARNING: Always engage the brake mid throttle position. pedal lock, push the PTO switch to the “OFF” position, lower the equipment and 2.
  • Page 19 USING THE “REVERSE CAUTION MODE” KEY MODE” (Yellow) position of the key switch POSITION module. Refer to Figure 10. NOTE: Mowing in reverse is not recommended. 3. Depress “REVERSE PUSH BUTTON” (Orange/Triangular Button) at the top/right corner The “REVERSE CAUTION MODE” position of the key of the key switch module.

  • Page 20: Adjustments

    If brake rod adjustment does not correct the problem, see your 2. Release the brake pedal lock. If the tractor cannot authorized Cub Cadet dealer. be pushed forward or rearward, the braking force must be decreased.
  • Page 21 WHEEL ALIGNMENT 4. Loosen the jam nuts from the ball joints (See Figure 14). The front wheels should toe-in approximately 1/8 to 5. Disconnect the front ball joints from the steering 1/4 inch, as measured across dimensions A and B arms by removing the hex lock nuts (Refer to shown in Figure 13.
  • Page 22 2. Raise the rear of the tractor, so that the rear tires are PIVOT AXLE at least one inch above the surface, and set it on ADJUSTMENT BOLTS jack stands. Make certain the jack stands are posi- tioned to balance the tractor and prevent tipping. WARNING: The operator presence safety LOCK circuit will stop the engine if the seat is...
  • Page 23 CONTROL 1. Front Control Rod 2. Rear Control Rod 3. Hex Tap Screw 4. Hex Wash Hd Tapp Screw 5. Control Arm 6. Control Arm Pin 7. Neutral Arm 8. Centering Pin 9. Neutral Return Adjust. Brkt. 10. Internal Cotter Pin Figure 16 Adjusting the Control Rod ADJUSTING LIFT ASSIST SPRING TENSION...
  • Page 24 3. If proper operation is not restored after adjusting There are no accessible mixture adjustment screws on the low idle speed, carburetor servicing by your the carburetor. The only setting which can be changed Cub Cadet dealer may be required. is the low idle speed.

  • Page 25: Maintenance

    SECTION IV. MAINTENANCE ENGINE MAINTENANCE • Always keep the oil level at or near the “F” mark on the dipstick. If the oil is low, add oil of the proper Maintenance, repair, or replacement of the emission type up to the “F” mark. Always check the oil level control devices and systems, which are being done at with the dipstick before adding more oil.

  • Page 26: Oil Filter

    5. To open the drain valve, push it slightly inward and oil change. The filter, part number KH-12-050-08, can turn it counterclockwise until it stops, then pull it be obtained from your Cub Cadet dealer. outward. Refer to the MAINTENANCE CHART and the 6.
  • Page 27 10. Apply a light coating of clean oil on the gasket of CHECKING TRANSMISSION OIL LEVEL the new oil filter. Thread the filter on by hand until NOTE: Check the oil level only while the engine is the gasket contacts the oil filter adapter, then stopped and the tractor is level.
  • Page 28 The filter, part number 923- minutes. Shut the engine off, then check for leaks 3014, can be obtained from your Cub Cadet dealer. and re-check the oil level in the transmission case. Refer to the LUBRICATION TABLE for information...
  • Page 29 4. Saturate the foam precleaner with new engine oil. 5. When servicing the air cleaner, check the air Squeeze out all excess oil. cleaner base. Make sure it is secured and not bent or damaged. Also check the element cover for damage or improper fit.
  • Page 30 FUEL FILTER To replace a fuse, pull the old fuse from the fuse holder and install the new fuse. WARNING: Do not replace the fuel filter when engine is hot. GENERAL BATTERY INFORMATION The engine is equipped with an inline fuel filter. WARNING Visually inspect the filter periodically for a build-up of residue inside the filter body, and for a dirty element...
  • Page 31 STORAGE OF THE BATTERY HOLDDOWN 1. When storing the tractor for extended periods, disconnect the negative battery cable. It is not necessary to remove the battery. 2. All batteries discharge during storage. Keep the exterior of the battery clean, especially the top. A dirty battery will discharge more rapidly.
  • Page 32 The steering housing must be lubricated after every 25 tightened securely to prevent loss of air and to protect hour of operation with Cub Cadet 251H EP grease, or the valve core and stem. an equivalent No. 2 multipurpose lithium grease.

  • Page 33: Mower Deck

    SECTION V. MOWER DECK A. INSTALLATION AND REMOVAL OF DECK SLOT IN REAR INSTALLATION OF DECK DECK BRACKET (BOTH SIDES) WARNING: Before performing the mower deck installation, place the PTO switch in the “OFF” position, engage the parking brake, turn the ignition key to the “OFF” position and remove the key from the switch.
  • Page 34 5. While holding the front lift rod up, slide the mower tension will push the pins inward and, if aligned, deck forward until the rod aligns with both front through the hole in each implement lift link (Refer roller bracket slots. Lower the lift rod into the front to Figure 32).
  • Page 35 10. From the front of the tractor, loop the PTO belt with 14. Working from the left/rear of the mower deck, the narrow side of the ‘V’ belt inward; then pass the install the rearward end of the PTO belt on the belt upward in front of the lower front pulleys and upper pulley of the deck center double-pulley inside the tractor frame (Refer to Figure 35).
  • Page 36 REMOVAL OF DECK WARNING: The exhaust system is HOT. To avoid personal injury, allow the WARNING: Before removing the mower engine and exhaust system to cool deck, place the PTO switch in the “OFF” before proceeding with the following position, engage the parking brake, turn PTO belt removal instructions.
  • Page 37 6. Pull the deck support pins outward, turn 9. From the front of the tractor, push downward and downward and release so both spring-loaded hold the tractor quick-attach rod. Pull the front lift pins are held in the disengaged position against rod/bracket assembly forward to release the the outer surface of the deck brackets (See shoulder bolts on each side of the bracket from...
  • Page 38 B. DECK LEVELING ADJUSTMENTS blade is lower or higher than the left blade, then proceed to steps 6, 7 and 8. If the two blade In order to achieve even cutting, the mower deck must heights are within 1/16 inch, proceed to FRONT be properly leveled.
  • Page 39 FRONT TO BACK LEVELING ADJUSTMENT DECK FRONT OUTER 1. Raise the deck to its highest position. HANGER ROD HEX NUT 2. Position the mower blades so the ends of each outer blade point toward the front and the rear of the tractor (See Figure 48).
  • Page 40 IMPORTANT: Gauge wheels are intended to prevent 3. If the gauge wheels have excessive clearance with scalping of the lawn, and are not designed to be used the surface below, lower the wheels to the index to set the cutting height. Do not run the deck on the hole that provides the approximate 1/2"...
  • Page 41 When removing the blades, use a 1-1/8 inch wrench • Attach the nozzle adapter to a standard garden to hold the hex head of the spindle bolt when hose connected to a water supply. loosening the hex nut securing the blade. A block of •...
  • Page 42 LUBRICATION SPINDLE DRIVE BELT REPLACEMENT In order to replace the spindle drive belt, refer to Figure After every 10 hours of operation and/or before putting 54 and Figure 55 and proceed as follows: the deck into winter storage, lubricate the spindle as- semblies and the spindle belt idler arm with 251H EP 1.

  • Page 43: Off-Season Storage

    SECTION VI. OFF-SEASON STORAGE If the machine is to be inoperative for a period longer 2. If emptying the fuel system: than days, following procedures WARNING: Do not drain fuel when the recommended: engine is hot. Allow the engine adequate WARNING: Never store the tractor with time to cool.

  • Page 44: Mowing

    SECTION VII. MOWING MOWING WARNING: To avoid possible injury, do not allow anyone in the area opposite the discharge chute while mowing. Although the area has been supposedly cleared of foreign objects, small objects may be picked up and discharged by the mower. Never direct the discharge of material toward bystanders or allow anyone near the machine while in operation.

  • Page 45: Optional Equipment And Accessories

    When you purchased your tractor, you probably had it completely equipped for your particular needs at the time. However, later you may wish to obtain optional equipment or accessories. Refer to the chart below for a list of optional equipment and accessories currently available through your Cub Cadet dealer. Description Model Number 50"...

  • Page 46: Maintenance Chart

    MAINTENANCE CHART 10 hours 50 hours 100 hours Operation to Before or once Every or twice Before be performed each use a month 25 hours a season yearly storage Check engine oil level Fill fuel tank Change engine oil After first 25 Every 100 hours &...

  • Page 47: Lubrication Table

    Cub Cadet Drive System Fluid Plus and transaxle with before needed 6 qts NOTE: Cub Cadet Drive System Fluid Plus is specially filter each formulated for this application. If any other oil is used Cub Cadet will not be responsible for substandard performance.

  • Page 48: Lubrication Guide

    LUBRICATION GUIDE...

  • Page 49: Lubrication Guide

    LUBRICATION GUIDE —Before Each Use 1. Engine filler cap and Check the oil (with the engine stopped) and add sufficient new oil to bring it to dipstick the “FULL” mark on the dipstick. Do not overfill. Do not operate the engine if the oil level is below the “LOW”...

  • Page 50: Trouble Shooting

    PTROUBLE SHOOTING Possible Cause Possible Remedy HARD TO START No gasoline in fuel tank or carburetor ..... Fill the tank with gasoline. Check the fuel line, carburetor and fuel filter. Fuel line or carburetor clogged ....... Clean the fuel line and carburetor with a commercial carburetor cleaner.
  • Page 51 TROUBLE SHOOTING Possible Cause Possible Remedy LACK OF POWER Air cleaner clogged ..........Service the air cleaner element. Refer to “MAINTE- NANCE.” Engine overload ............Reduce the load. Engine overheated ..........Make sure the air intake screen, shrouding, and engine cooling fins are free of accumulated dirt and debris.

  • Page 52: Specifications

    Engine Speed (governed) Low Speed ..............1200 RPM High Speed (no load) ........... 3600 RPM ± 75 Ignition ................Battery Spark Plug Gap (Cub Cadet No. 759-3336) .....030 in. ELECTRICAL SYSTEM System Voltage ............... 12 volt neg. ground Battery ................725-1707D Alternator .................

  • Page 53: Emission Control Systems Warranty

    KOHLER CO. FEDERAL AND CALIFORNIA EMISSION CONTROL SYSTEMS LIMITED WARRANTY SMALL OFF-ROAD EQUIPMENT ENGINES The U.S. Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and Kohler Co. are pleased to explain the Federal and California Emission Control Systems Warranty on your small off-road equipment engine. For California, engines produced in 1995 and later must be designed, built and equipped to meet the state’s stringent anti-smog standards.

  • Page 54: Warranty

    Cub Cadet LLC at P.O. Box 361131, Cleveland, Ohio 44136-0019, or call 1-877-282- 8684, or MTD Canada Ltd. KITCHENER, ON N2G 4J1; Phone 1-800-668-1238...
  • Page 55 CALIFORNIA EMISSION CONTROL WARRANTY STAT EMENT YOUR W ARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and MTD Consumer Group Inc. are pleased to explain the evaporative emission control system warranty on your 2007 lawn mower. In California, new lawn mower must be designed, built and equipped to meet the State’s stringent anti-smog standards. MTD Consumer Group Inc. must warrant the EECS on your lawn mower for the period of time listed below provided there has been no abuse, neglect or improper maintenance of your lawn mower.

  • Page 56: Maintenance Parts Chart

    759-3820 (3) Deck Spindles 618-3129C Ignition Key 725-2054 Solenoid KH-25-435-06-S Fuel Filter KH-24-050-10-S Discharge Chute Ass’y. 631-04070A WARNING: If a safety teature is not functioning properly, do not use the tractor. Contact your Cub Cadet dealer or call (800) 965-4CUB.

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