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Operator’s Manual so that it provides you long years of reliable and faithful service. This manual constitutes an indispensable part of your Cub Cadet Yanmar tractor product. Always keep the manual readily accessible. Carefully study this manual to get familiar with the instructions and information contained in it.
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Engine start Position for moving only the Rear Power Take Off (PTO) Engine run Position control raised position Engine shut-off Position control lowered position Preheating Hydraulic flow control/stop <Lights> Turn signal 4-wheel drive on Headlight 2-wheel drive on Sc2450 Operator's Manual...
6. PRE-OPERATION CHECK ................. 6-1 Pre-Operation Check of Tractor ..................6-1 1. Pre-Operation Check....................... 6-1 2. Precautions Before the Operation ................... 6-1 3. Routine Check......................... 6-1 4. Prevent Damage to the Plastic Surfaces and Painted Surfaces ..........6-1 Sc2450 Operator's Manual...
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Disengage the Power Take Off (PTO)........................9-4 2. Install an Implement to the Power Take Off (PTO) Drivelines..........9-5 3. Operate the Power Take Off (PTO) while the Tractor is Traveling in the Reverse Direction (Reverse Override Function)............9-5 Sc2450 Operator's Manual...
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Check the Seat Belt and Roll-Over Protective Structure (ROPS)..............14-16 Check the Wheel Bolt Tightening Torque ......................14-17 Check the Inflation Pressure ..........................14-17 Check the Light Bulbs............................14-18 Check the Tie-rod Rubber Boots ........................14-18 Check and Clean the Electrical System ......................14-18 Adjust Front Axle Pivot ............................14-19 Sc2450 Operator's Manual...
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Flush the Cooling System..........................14-41 Change the Coolant............................14-41 11.Every 2 Years........................14-41 Replace the Radiator Hoses and Clamp ......................14-41 Replace the Fuel Line............................14-41 Replace the Intake Air Hose ..........................14-41 Replace the Hydraulic Hoses ..........................14-41 Replace Power Steering Hose ..........................14-41 Sc2450 Operator's Manual...
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16.STORE THE TRACTOR ................... 16-1 1. Safe Practices for Storage ....................16-1 Fuel..................................16-2 Engine .................................16-2 2. Prepare the Stored Tractor for Operation................16-3 17.TROUBLESHOOTING ..................17-1 1. Guide in Using the Troubleshooting Table ................17-1 18.OPTIONS ......................18-1 19.INDEX........................ 19-1 Sc2450 Operator's Manual...
●Always remove the backhoe before installing the mid-mount mower. ●The tractor can be used when the front loader and either the mid-mount mower or the backhoe is installed. ●Never install the mid-mount mower and the backhoe at the same time. Sc2450 Operator's Manual...
As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury. To help prevent accidents, read and take the following precautions before operating this tractor. Failure to observe the following safety instructions could result in serious injury or death. Sc2450 Operator's Manual...
Contact your are appropriately tightened. (For details, see local Cub Cadet Yanmar dealer for technical “Chapter 13. MAINTENANCE”) assistance. Do not use the seat belt if the tractor does not have the Roll-Over Protective Structure (ROPS).
Cub Cadet Yanmar dealer. (See “4. IMPLEMENT CAPACITIES”) 16.When using only front or rear mounted implements, install an appropriate weight(s) or counter balance to the front or rear of your tractor to prevent upsetting of the tractor.
9. Park your tractor on a solid, flat and level place. Engage the parking brake securely, remove the key from the starter key switch to prevent unauthorized operation. If parking on a slope is unavoidable, park the tractor across the slope and chock the wheels. Sc2450 Operator's Manual...
Always move backward to escape these situations. In the 4-wheel drive mode, special caution is needed to avoid false confidence in the tractor’s ability to climb slopes. Sc2450 Operator's Manual...
4. Allow the tractor to cool at least 5 minutes before 2. Before leaving your tractor, be sure the tractor is being stored. completely stopped. Sc2450 Operator's Manual...
Doing so may weaken the structure and endanger your safety. 3. Never secure any parts on the main frame or attach the safety frame with anything other than the special fasteners specified. Sc2450 Operator's Manual...
The battery emits hydrogen and oxygen gas, in particular, during recharging and can pose a hazard of explosion. 15.Keep the tractor securely supported while changing the wheels. Be sure to tighten the wheel bolts at the specified tightening torque. Sc2450 Operator's Manual...
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18.Check brake operation frequently. Adjust and service as required. WARNING: YOUR RESPONSIBILITY: Restrict the use of this power machine to persons who read, understand and follow the warnings and instructions in this manual and on the machine. 1-10 Sc2450 Operator's Manual...
3. Replace damaged or missing danger, warning and caution decals with new decals available from your local Cub Cadet Yanmar dealer. 4. If a component having a danger, warning or caution decals is replaced with a new one, make sure that a new decal is on the same location as on the old component.
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Start engine only from seat with transmission and PTO OFF. 1A8160-65300 (B) CY-1A7880-65610 ! WARNING STAY CLEAR OF ENGINE FAN AND FAN BELT P3014961 WARNING STAY CLEAR OF ENGINE FAN AND FAN BELT 1-12 Sc2450 Operator's Manual...
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●NO SPARKS, FLAMES, SMOKING. ●SULFURIC ACID CAN CAUSE BLINDNESS OR SEVERE BURNS. ●FLUSH EYES IMMEDIATELY WITH WATER. SEEK MEDICAL HELP RIGHT AWAY. ●KEEP OUT OF REACH OF CHILDREN. DO NOT TIP. ●KEEP VENT CAPS TIGHT AND LEVEL. P3014933 P3013722a 1-13 Sc2450 Operator's Manual...
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12V DC OUTLET 1.DO NOT CONNECT A LIGHT OR LOAD OF MORE THAN 120 WATTS. 2.DO NOT USE AS A CIGARETTE LIGHTER. 3.REMOVE PLUG FROM SOCKET WHEN NOT IN USE. 4.DO NOT USE WHEN WET. 1A7880-65630 1-14 Sc2450 Operator's Manual...
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THERE IS NO OPERATOR PROTECTION WHEN THE ROPS IS IN THE FOLDED POSITION. • Fold the ROPS only when absolutely necessary. When structure must be down: • Do not use seat belt. • Drive with extra care. 1A7882-85230 1-15 Sc2450 Operator's Manual...
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Operate only with 540 (I) CY-1A8160-65310 ! WARNING TO AVOID INJURY: Before leaving or servicing machine, ●Stop engine. ●Set parking brake. ●Park on level ground. ●Lower all implements to the ground. ●Remove key. ( I ) A3016425 1-16 Sc2450 Operator's Manual...
2. SERVICE THE PRODUCT 2. SERVICE THE PRODUCT Your Cub Cadet Yanmar dealer is committed to delivering the best possible service to our customers, including the enabling of optimal performance of the tractor. After carefully reading this manual, the tractor owner can be expected to perform certain service operations.
The Cub Cadet Yanmar tractor has been carefully tested in the configuration equipped with implements sold or approved by Cub Cadet Yanmar and has proven to perform properly. Do not use any implement that has not been sold or recommended by a Cub Cadet Yanmar dealer, or that fails to satisfy the specified values given below.
(16) Reverse-override-switch (23) Differential lock foot pedal (17) Power Take Off (PTO) switch (24) 4-wheel drive lever (18) Range gear lever (25) Hydraulic flow control/stop knob (19) Mid-/Rear Power Take Off (PTO) select lever (26) Seat lock lever Sc2450 Operator's Manual...
Preheating time should be determined according to outside air temperature. For details, see the table below. Temperature (°F (°C)) Preheating Time (sec.) Over 32 (0) 2 to 3 Below 32 (0) (A) OFF position (B) ON position (C) START position (D) Preheating position Sc2450 Operator's Manual...
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(5) Brake pedal This pedal is used to stop and park the tractor. (A) Brake pedal (b) (a) (a) To apply the brakes: Depress the brake pedal. (b) To release the brakes: Release foot from the brake pedal. 3014916f Sc2450 Operator's Manual...
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●Prevent damage or contamination to the female quick couplers. ALWAYS leave the color-coded hose ends connected to the couplers when the couplers are not in use. NOTE ●When the implement control lever is released, it 1A7880-65410 returns to its NEUTRAL position. Sc2450 Operator's Manual...
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3-point hitch control/ cutting height adjustment lever. (A) Position stop knob 3014918e (10)Cruise control lever The cruise control is a feature that regulates forward tractor travel to a specific speed. (A) Cruise control lever 3014903m Sc2450 Operator's Manual...
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When the hydraulic pressure in the transmission is released by pressing the Hydro Static Transmission (HST) pressure release lever, the tractor can be moved. (A) Hydro Static Transmission (HST) pressure release lever 3016486 Sc2450 Operator's Manual...
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Use the range gear lever to select the speed that best suits the intended operation. (A) Range gear lever (a) SLOW : Used for heavy-load operation. Low traveling speed. (b) FAST : Used for light-load operation. High traveling speed. 3014919a Sc2450 Operator's Manual...
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(d) To signal a left turn, move the lever to left (e) To signal a right turn, move the lever to right (22)Seat adjustment lever See “Adjust the Operator's Seat” on page 7-2. (23)Differential lock foot pedal See “Differential Lock” on page 8-15. Sc2450 Operator's Manual...
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Tighten the knob by fully turning clockwise to stop the lower link. (b) Turning the knob counterclockwise will cause the lowering speed to increase. 3014904d (26)Seat lock lever See “Reverse the Operator's Seat” on page 7-2. 5-10 Sc2450 Operator's Manual...
5. NAMES AND FUNCTIONS OF COMPONENTS 3. Instrument Panel, Switches and Hand Controls 3014905 (1) Tachometer the engine and contact your local Cub Cadet Yanmar dealer for technical assistance. This meter indicates the current engine speed in (6) Preheater pilot light increments of 100 min (rpm).
●Check that all the lights illuminate. ●Check that all the safety-alert decals are in correct position. If any problem is detected, contact your local Cub Cadet Yanmar dealer, and correct the problem. NEVER operate the tractor when a problem has been indicated.
NEVER attempt to start the tractor engine by short-circuiting across its terminals with a jumper or by bypassing the safety start switch. Before operation, make sure that all the safety features are functioning correctly. Make corrections as necessary. Sc2450 Operator's Manual...
■ Reverse the Operator's Seat The following procedure can be used to turn the operator's seat around for backhoe operation. (A) Operator's seat (position for driving the tractor and operating the front loader) (B) Operator's seat (position for backhoe operation) 3016410 Sc2450 Operator's Manual...
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(15mm) 3016416 NOTE ●For tractor operation; 1. Slide the seat backward completely. Pull the seat lock lever out to release the seat lock as shown in the illustration. (A) Seat lock lever (a) Release the lock 3016416a Sc2450 Operator's Manual...
2. Connect both segments of the belt with the buckle, being careful to avoid twisting of the belt, adjust the belt length, being suitable for the operator. (A) Buckle (a) Adjust the belt length A3013712 Sc2450 Operator's Manual...
●Applying the parking brake engages the differential lock at the same time. 3014916a (A) Brake pedal (B) Parking brake lever IMPORTANT: Avoid damage. ●NEVER step on the forward and reverse drive pedal while the parking brake is engaged. Sc2450 Operator's Manual...
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(A) 3-point hitch control/cutting height adjustment lever (a) Lowest position ! WARNING 3014918b ●In order to prevent a turnover accident, completely lower the implements to the ground. Sc2450 Operator's Manual...
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(a) To increase the engine speed, pull the throttle control lever backward. (b) To decrease the engine speed, push the throttle control lever forward. 3014903e 10.Insert the key into the starter key hole and turn the key to the ON position. (A) ON position 3014907a Sc2450 Operator's Manual...
OFF within 10 seconds after the engine is started, the engine oil pressure is too low. Immediately stop the engine and contact your local Cub Cadet Yanmar dealer for technical assistance. ●When the alternator/battery charging light does not turn OFF within 15 seconds after the engine is started, the power generated by the alternator is too low.
This is considered normal operation. The amount of pale blue exhaust varies depending on the ambient temperature. ●Idling the engine for a long time causes waste of fuel and carbon accumulation in the engine. Sc2450 Operator's Manual...
6. Make sure that the engine and other components have stopped running. NEVER leave the operator’s seat while any components are running. (A) Forward and reverse drive pedal (B) Throttle control lever (C) Power Take Off (PTO) switch 3014919c 7-10 Sc2450 Operator's Manual...
(A) Power Take Off (PTO) switch (a) OFF position 3014919b 4. Restart the engine. Resume the operation; or run the engine for 1 to 2 minutes at the lowest possible running speed, and then stop the engine. 7-11 Sc2450 Operator's Manual...
NEVER allow children to play on the tractor or implement. Do not get in or out of the moving tractor. ALWAYS be extremely careful when backing the tractor up. Before backing up, look back and below the tractor. Children may be in your path. Sc2450 Operator's Manual...
Protective Structure (ROPS) may fail to provide the designed protection. Replace the damaged Roll- Over Protective Structure (ROPS) immediately. Contact your local Cub Cadet Yanmar dealer for technical assistance. NEVER use the retractable seat belt if the foldable Roll-Over Protective Structure (ROPS) is in the folded position or the tractor does not have the Roll- Over Protective Structure (ROPS).
5. There are insert pin jam holes on both ends of the insert pin. Install the hairpin clip into these holes. NOTE ●To secure the play-absorbing vibration-insulating rubber block, pull the upper bolt to the near side and insert the pins. Sc2450 Operator's Manual...
(c) OFF (d) Turning the blue lever to (d) position illuminates the headlights. (e) Turning the blue lever to (e) position illuminates the headlights and work lights at the same time. A3014901 (C) Hazard lights button switch A3014901f Sc2450 Operator's Manual...
5. Adjust the throttle control lever to attain an intended speed. (A) Throttle control lever (a) To increase the engine speed: pull the throttle control lever backward. (b) To decrease the engine speed: push the throttle control lever forward. 3014903e Sc2450 Operator's Manual...
(b) To unlock the implement control lever: Pull up the implement control lock lever. (c) To lock the implement control lever: Push down the implement lock lever when the implement control lever is in its NEUTRAL position. Sc2450 Operator's Manual...
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●The cruise control is operative only when the tractor is traveling forward. ! WARNING ! WARNING ●Use the cruise control only when traveling in a vast open area. ●Turn OFF this feature before turning the tractor or when in areas that include many obstacles. Sc2450 Operator's Manual...
●Do not strongly step on the reverse side of the forward and reverse drive pedal when the cruise control is in the locked state. Sc2450 Operator's Manual...
2. Depress the brake pedal. 3. Turn the key to the OFF position. 4. Keep the brake pedal pressed until all the moving parts on the tractor come to a full stop. 5. Engage the parking brake securely. 8-10 Sc2450 Operator's Manual...
If this occurs during operation of the tractor, check the electrical charging system or contact your local Cub Cadet Yanmar dealer. NOTE ●Contact your local Cub Cadet Yanmar dealer for technical assistance on checking and servicing of the tractor. 8-11 Sc2450 Operator's Manual...
●If the coolant warning light turns on again even after being sure of the checkpoints above, shut off the engine immediately and contact your local Cub Cadet Yanmar dealer. (A) Engine coolant warning light 8-12 Sc2450 Operator's Manual...
When the key is turned to the ON position with the engine not yet running, this 6-digit meter shows the number of hours that the tractor has been in use. The final digit indicates 1/10 of an hour. (A) Hour meter 3014905 8-13 Sc2450 Operator's Manual...
■ Release the Parking Brake 1. Fully depress the brake pedal. 2. Fully push the parking brake lever forward to unlock the parking brake. 3. Remove foot from the brake pedal. Make sure that the brake pedal is unlocked. 8-14 Sc2450 Operator's Manual...
• If the differential lock does not disengage when the foot is removed from the differential lock foot pedal, lightly step on the brake pedal several times. 8-15 Sc2450 Operator's Manual...
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●ALWAYS slow down before turning. High-speed turns may cause the tractor to tip over. ●ALWAYS ensure that the Slow Moving Vehicle (SMV) emblem is on the tractor and is clearly visible. 8-16 Sc2450 Operator's Manual...
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Closing the knob could cause damage to the hydraulic lift circuit. ●When driving the tractor on roads, NEVER exceed 10 mph (16 km/h). 8-17 Sc2450 Operator's Manual...
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●Strictly observe all the currently effective local traffic and safety laws and regulations. ●ALWAYS travel at a speed that allows the tractor to remain controlled and stable. ●Avoid engaging differential lock while traveling on a road. Your tractor can lose control. 8-18 Sc2450 Operator's Manual...
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IMPORTANT: Avoid damage. ●Moving the tractor in an improper way may damage the transmission. Move the tractor by hand only. • Do not move the tractor with using other machine. • Do not tow the tractor. 8-19 Sc2450 Operator's Manual...
(A) Hydro Static Transmission (HST) pressure release lever 4. Disengage the parking brake. 5. Move the tractor. 6. After moving the tractor, fully pull up the Hydro Static Transmission (HST) pressure release lever. 7. Engage the parking brake securely. 3016486 1A7880-65380 8-20 Sc2450 Operator's Manual...
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●The trailer must have signs and lights required by law. ●When transporting the tractor on a trailer, the Slow Moving Vehicle (SMV) emblem may have to be removed to comply with local laws. For details, please consult your local Cub Cadet Yanmar dealer. 8-21 Sc2450 Operator's Manual...
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Special caution is especially required in 4-wheel drive mode. ●Slowly move on any slope. NEVER change speed or direction quickly. ●When backing up a slope, keep the tractor parallel with the gradient of the slope. 8-22 Sc2450 Operator's Manual...
Make sure that the range gear lever is in the slow 3014916b position. Run the engine at a lower speed. ■ Steep Downhill To be able to apply the engine brake, turn the range gear lever to the slow position. (A) Forward and reverse drive pedal 8-23 Sc2450 Operator's Manual...
●Do not connect a light or load of more than 120 watts. ●Do not use as a cigarette lighter. ●Do not use when wet. ●Long-term usage of the 12V DC outlet with the 3014903o engine stopped causes the battery to run out. 8-24 Sc2450 Operator's Manual...
● Make sure that all shields and guards are in position and are correctly used. ● Do not run the engine at 3520 min (rpm) or more while the Power Take Off (PTO) is engaged. Sc2450 Operator's Manual...
●Normally, reversing the tractor stops the Mid- Power Take Off (PTO) and the Rear Power Take Off (PTO). To drive the Power Take Off (PTO) while reversing the tractor, use the reverse- override-switch. 3014919d (A) Reverse-override-switch Sc2450 Operator's Manual...
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(b) Operating the Mid-Power Take Off (PTO) and the Rear Power Take Off (PTO) at the same time (c) Operating the Rear Power Take Off (PTO) alone 7. Pull up the Power Take Off (PTO) switch to set it 3014919e to the ON position. Sc2450 Operator's Manual...
1. Run the engine at a low speed. 2. Push in the Power Take Off (PTO) switch to set it to the OFF position. (A) Power Take Off (PTO) switch (a) ON position (b) OFF position 3014919c Sc2450 Operator's Manual...
Off (PTO) and the Rear Power Take Off (PTO) can be driven during reverse movement. (A) Reverse-override-switch ! CAUTION ●Once the reverse-override-switch is activated, the reverse override function cannot be disabled unless the engine is stopped. 3014919f Sc2450 Operator's Manual...
Do not fully close the hydraulic flow control/stop knob. ALWAYS use implements designed for a 3-point hitch. NEVER use unapproved implements with the 3-point hitch. Contact your local Cub Cadet Yanmar dealer for technical assistance. 1. 3-Point Hitch ! WARNING Avoid injury: ●Make sure to stop the engine and then remove...
●The hitch hole should only be used for towing light loads. (Maximum towing load: 552 lb. (250 kg)) ●For maximum allowable weight to be towed, see “Chapter 4. IMPLEMENT CAPACITIES”. 10-2 Sc2450 Operator's Manual...
In such a case, immediately stop operation and contact your local Cub Cadet Yanmar dealer to service or repair the tractor. ■ Operate the 3-Point Hitch Control/Cutting Height Adjustment Lever to Raise or Lower...
IMPORTANT ●For prolonged front loader work with a weight attached to the lower link, raise the lower link to any position and fully tighten the hydraulic flow control/stop knob. 11-2 Sc2450 Operator's Manual...
IMPORTANT ●Only use the tires approved by Cub Cadet Yanmar dealers. ●When intending to use tires whose size is different from that of the original tires, contact your local Cub Cadet Yanmar dealer for the information about front drive gear ratio.
If the tire pressures significantly decrease though the tires are correctly inflated every day, immediately contact your local Cub Cadet Yanmar dealer to inspect or replace the problem tire(s). Before front loader work, make sure to check the tire pressure and, if necessary, inflate the tire(s) to the recommended pressure.
Remove the ballast when no longer necessary. NOTE ●For information about the optional front weight hitch, contact your local Cub Cadet Yanmar dealer. Front End Weights (Option) The front end weights can be mounted to the optional front weight hitch. For the appropriate number of weights, see the table below as reference only.
Avoid injury: ●Installation of liquid weight requires special implement and training. An exploding tire can lead to injury. Contact your local Cub Cadet Yanmar dealer or a tire service store to do this task. ●When using the front loader, always put liquid weight in the rear wheels.
16 Coolant Change or a year ✔ Check Daily 17 Fuel line ✔ Replace Every 2 years ✔ Check Daily 18 Intake air hose ✔ Replace Every 2 years 19 Safety interlock ✔ Check Daily system 13-1 Sc2450 Operator's Manual...
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28 Fuel injection ✔ Check Every 1000hr pump ✔ 29 Light bulb Check Daily ✔ Check Daily 30 Hydraulic hose ✔ Replace Every 2 years For assistance in periodic maintenance procedures, contact your local Cub Cadet Yanmar dealer. 13-2 Sc2450 Operator's Manual...
3. Replacement Parts 1. Technical Document [U.S.A. and Canada] To obtain a copy of Illustrated Parts List or Technical Manual for the tractor, contact your local Cub Cadet Yanmar dealer. 2. Parts We recommend the use of the Cub Cadet Yanmar authentic parts and lubricants that are available from your local Cub Cadet Yanmar dealer.
Warranty repairs must be executed by an authorized Cub Cadet Yanmar dealer. NEVER inhale the emission gas. ! WARNING ! WARNING Avoid personal injury: ●Engine emission gas contains carbon monoxide...
(B) Lever (a) Pull 3016450 3. Turn the hood open/close knob clockwise while slightly pushing the upper portion of the hood. The hood lock will be released. (A) Hood open/close knob (a) Close (b) Open 3014920 14-2 Sc2450 Operator’s Manual...
4. Lift the hood guard until a locking sound is heard. ! CAUTION ●When closing the hood, avoid pinching fingers with the hood. NOTICE ●Periodically clean around the hood open/close knob. Accumulation of soil or dust can cause the knob to be difficult to turn. 14-3 Sc2450 Operator’s Manual...
Diesel Fuel Specification Location No. 2-D, No. 1-D, ASTM D975-94 USA EN590:96 European Union ISO 8217 DMX International BS 2869-A1 or A2 United Kingdom JIS K2204 Grade No.2 Japan KSM-2610 Korea GB252 China 14-4 Sc2450 Operator’s Manual...
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●Fuel additives are not recommended. Some fuel additives may cause poor engine performance. Consult your Cub Cadet Yanmar dealer for more information. ●Ash content not to exceed 0.01% by volume. ●Carbon residue content not to exceed 0.35% by volume.
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(Fatty Acid Methyl Esters), are being used as extenders for mineral oil derived diesel fuels. Cub Cadet Yanmar approves the use of bio-diesel fuels that do not exceed a blend of 5% (by volume) of FAME with 95% (by volume) of approved mineral oil derived diesel fuel.
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5. Replace the fuel tank cap. 3014915a (A) Fuel tank cap (B) EPA regulation label CY-114110-07760 EPA REGULATION EPA REGULATION USE LOW SULFER USE LOW SULFER FUEL OR ULTRA LOW FUEL OR ULTRA LOW SULFER FUEL ONLY SULFER FUEL ONLY 14-7 Sc2450 Operator’s Manual...
(a) Upper mark (b) Lower mark NOTE ●NEVER overfill the engine with oil. 8. If the oil level exceeds the upper mark, drain the oil to a correctly level. 9. Replace the dipstick. P3014911a 10.Close the hood. 14-8 Sc2450 Operator’s Manual...
6. If the oil level is low: Clean the area around the oil fill cap, then remove the fill cap from the transmission housing. Add Cub Cadet Hydraulic/Transmission Fluid through the fill port until the oil level is appropriate. NOTE P3014914 ●NEVER overfill.
●NEVER allow bystanders near the tractor. ●When using compressed air for cleaning, ALWAYS ensure adequate air inflow to prevent engine overheating, or wear protective goggles. ●Reduce compressed air pressure to 30 psi (210 kPa). 14-10 Sc2450 Operator’s Manual...
●Clean the grille to prevent the engine from overheating and ensure adequate air inflow. 1. Check the grille for dirt, grass clippings and debris. 2. Clean the grille with a brush or cloth. (A) Rear grille screen 3014915a 14-11 Sc2450 Operator’s Manual...
Use High Quality Permanent Type Antifreeze (Ethylene Glycol with corrosion and rust inhibitor chemicals). 7. Reinstall the reserve tank cap. 3014913 8. Close the hood. (A) Reserve tank (B) Reserve tank cap (a) FULL line (b) LOW line 14-12 Sc2450 Operator’s Manual...
2. Open the hood. 3. Ensure that the hose and the hose clamps are in good condition. 4. Check the hose clamps for looseness. 5. Close the hood. (A) Intake air hose (B) Hose clamps P3014920 14-13 Sc2450 Operator’s Manual...
If a fault is detected on the machine, do not operate the machine and contact your local Cub Cadet Yanmar dealer for technical assistance. Before checking the safety interlock system, perform the following procedure.
2. Pull up the Power Take Off (PTO) switch to set it to the ON position. 3. Raise up slightly off the seat (Do not get off the machine). 4. Make sure that the engine stops after around one second. 14-15 Sc2450 Operator’s Manual...
Check if the play of the brake is between 0.8 and 1.2 in. (20 and 30 mm). If not, contact your local Cub Cadet dealer for technical assistance. (a) 0.8 to 1.2 in. (20 to 30 mm) 3014916e ■...
Tire size Inflation pressure front loader has been attached to the front of the (psi(kgf/cm machine (psi(kgf/cm Front 18 × 8.50 - 10 20 (1.4) 22 (1.5) Rear 26 × 12.00 - 12 20 (1.4) 22 (1.5) 14-17 Sc2450 Operator’s Manual...
2. Replace a broken bulb or lens. ■ Check the Tie-rod Rubber Boots Check the tie-rod rubber boots for any break. If any break is found, contact your local Cub Cadet Yanmar dealer for technical assistance. (A) Tie-rod rubber boots P3014960 ■...
Tighten the adjusting bolts to the torque of 106.2 ft•lbs to 132.8 ft•lbs (78.4 to 98.0 N•m). Make sure that the free play on the front axle in the forward/ reverse direction measures about 0.024 in. (0.6 mm). (A) Adjusting bolt 3016452 14-19 Sc2450 Operator’s Manual...
3013741 high and low level marks on the dipstick. When the oil level is low: • Add Cub Cadet GEAR LUBE or SAE 80W-90 gear oil through the fill opening until the oil level is appropriate. • Reinstall and tighten the dipstick.
7. Close the hood. 3014908a 8. Turn the key to the START position to crank the engine to bleed the air from the fuel system. (A) Valve lever (B) Sediment bowl locking collar (O) Open (C) Close 14-23 Sc2450 Operator’s Manual...
5. Check the belt tension. Adjust as necessary. 6. Close the hood. 3. Replace the Belt If the belt is excessively worn, damaged or elongated, replace it with a new one. Contact your local Cub Cadet Yanmar for technical assistance. 14-24 Sc2450 Operator’s Manual...
Cub Cadet Yanmar dealer for applicable special-purpose greases. Use Cub Cadet 251H EP Grease or General all purpose grease NLGI grade No.2 or equivalent. 1. Lubricate Lube Fittings on the Tractor [Extremely wet or muddy conditions] Lubricate the lube fittings once every 10 operating hours or once a day.
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(A) Seat slide rails 3016489 4. Lubricate the 3-Point Hitch (Option) Lubricate the ball joints and drawbar with SUPER ® LUBE lubricant. (A) Ball joints NOTE ® ●SUPER LUBE is a registered trademark of Synco ® Chemical Corp 3014910 14-26 Sc2450 Operator’s Manual...
10.Start and idle the engine to check for any leaks. 11.If there is any leakage, stop the engine, close the hood and contact your local Cub Cadet Yanmar for technical assistance. 12.Check the engine oil level and add more as necessary.
7. Close the hood. 8. Turn the key to START position to crank the 3014908b engine to bleed the air from the fuel system. (A) Valve lever (B) Sediment bowl locking collar (D) Bowl (C) Close 14-28 Sc2450 Operator’s Manual...
P3014927 remove the canister cover. (A) Latch hook (B) Air cleaner canister (C) Latches (D) Air cleaner canister cover (E) Cleaner element 6. Slightly raise the bottom of the canister. P3014928 14-29 Sc2450 Operator’s Manual...
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12.For correct installation, follow the instruction molded onto the canister cover. 13.Hook the two latch hooks onto the air cleaner canister. 14.Push the top of the latches inward toward the canister cover to lock the latches and secure the canister cover. 14-30 Sc2450 Operator’s Manual...
9. Reinstall the oil fill cap. 10.Start and idle the engine to check for any leaks. 11.Stop the engine. Correct any leakage before operating the tractor. 12.Check the engine oil level and add more as necessary. 13.Lower and close the hood. 14-31 Sc2450 Operator’s Manual...
0 to 0.3 in. (0 to 7 mm), secure this adjustment by retightening the locknuts. 2010682a (C) Front axle (D) Locknut (Tightening torque: 44 to 51 ft•lbs (59 to 69 N•m)) (E) Tie-rod (a) Front (b) Rear FRONT P3014929 14-32 Sc2450 Operator’s Manual...
14. PERIODIC SERVICE 7. Every 300 Hours ■ Transmission/Hydraulic Oil IMPORTANT: Avoid damage. ●Make sure to use Cub Cadet Hydraulic/Transmission Fluid for transmission. Transmission/Hydraulic Oil Capacities Lubricants Approximately Cub Cadet Hydraulic/Transmission 2.0 US gal (7.5 L) Fluid ■ Change the Transmission/Hydraulic Oil and Replace the Transmission/Hydraulic Oil...
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14.Stop the engine. If any leakage is found, contact your local Cub Cadet Yanmar dealer for technical assistance. 15.After leaving the engine for 5 minutes or more, check the transmission/hydraulic oil level and add more as necessary.
14. PERIODIC SERVICE 8. Every 500 Hours ■ Front Axle Case Oil IMPORTANT ●Make sure to use Cub Cadet GEAR LUBE or SAE 80W-90 gear oil for front axle case oil. Front Axle Case Oil Capacities Lubricants Approximately 2.6 US qt.
6. Replace the new fuel filter, and plug it with fuel hoses. 7. Discard the old filter. Install the hose to a new filter. 8. Fit the filter in the clamp. 9. Reinstall the stay. (A) Stay (B) Bolts P3014957 (C) Fuel filter 14-36 Sc2450 Operator’s Manual...
Follow the instructions on the antifreeze container or contact your local Cub Cadet Yanmar dealer for technical assistance. NEVER exceed the maximum dilution ratio for the coolant. Exceeding the maximum dilution ratio can jeopardize effectiveness of the coolant.
9. Remove the two bolts and the hose to remove the reserve tank. Drain coolant in the reverse tank. 10.Reinstall the reserve tank. 11.Plug the drain hose and fix it with the clamp. (A) Drain hose clamps (B) Drain hose P3014932 14-38 Sc2450 Operator’s Manual...
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4. Stop the engine. 5. Immediately drain the cooling system before rust and dirt settle in it. See “Drain the Cooling System” on page 14-38. 6. Plug the drain hose and fix it with the clamp. (A) Drain hose 14-39 Sc2450 Operator’s Manual...
3. Reinstall and retighten the radiator cap. 4. Start and run the engine until it reaches the operating temperature. 5. Stop the engine. 6. Check the reserve tank coolant level, and add the coolant as necessary. 7. Lower the hood. 14-40 Sc2450 Operator’s Manual...
For the maintenance work, see “Check the Intake Air Hoses and Clamps” on page 14-13. ■ Replace the Hydraulic Hoses For the maintenance work, see “Check the Hydraulic Hoses” on page 14-20. ■ Replace Power Steering Hose Consult your local Cub Cadet Yanmar dealer for this service. 14-41 Sc2450 Operator’s Manual...
! WARNING ! WARNING ●The battery posts, terminals and associated accessories contain lead and lead compounds which are known to the State of California to cause cancer and reproductive harm. After handling the battery, wash hands thoroughly. 15-1 Sc2450 Operator's Manual...
●NEVER dispose of the hazardous wastes from your tractor inappropriately; for example by dumping them into a sewer, on/into the ground or into the groundwater or any waterways. ●Failure to follow these instructions may seriously impact the environment. 15-2 Sc2450 Operator's Manual...
5. Remove the threaded rods and bracket. 6. Pull out the battery backward around 4 in. (100 mm). 7. Pull back the red positive terminal cover and disconnect the black positive (+) cable. 8. Remove the battery. 15-3 Sc2450 Operator's Manual...
5. Apply petroleum jelly or silicone spray to the battery terminals to protect them against corrosion. 6. Install the battery. 7. Connect the black positive (+) cable first, then connect the black/yellow negative (–) cable. 15-4 Sc2450 Operator's Manual...
5. Start the engine of the disabled vehicle, and run the engine for several minutes. 6. Carefully disconnect the booster cables by performing the booster cables connection procedure in the reverse order (disconnect the negative cable first, and then the positive cable). 15-5 Sc2450 Operator's Manual...
4. Check the fuses. IMPORTANT: Avoid damage. ●The alternator fuse and the main fuse are of slow blow type. When any of these fuses has been blown, contact your local Cub Cadet Yanmar dealer. (A) Alternator fuse: 60A P3014949 (B) Main fuse: 80A...
9. Put on the headlight cover on the headlight bulb housing and fix it. 10.Close the hood. 11.Check that the headlights light normally. P3014955 (A) Headlight assembly (B) Headlight bulb (C) Headlight socket (D) Headlight cover P3014950 15-7 Sc2450 Operator's Manual...
7. Turn the work light socket clockwise slightly and fix it to the work light housing. 8. Close the hood. 9. Check that the work lights light normally. P3014935 (A) Work light assembly (B) Work light bulb (C) Work light socket P3014956 P3014951 15-8 Sc2450 Operator's Manual...
4. Push down and rotate the bulb to remove it. 5. Push the new bulb into the socket and rotate to lock it into position. P3014937 6. Check that the turn signal/hazard lights operate normally. 7. Install the lens. (A) Lens (B) Bulb P3014954 15-9 Sc2450 Operator's Manual...
If any instrument panel bulb is blown, contact your local Cub Cadet Yanmar dealer for technical assistance. 4. Headlights ■ Adjust the Headlights The headlights are fixed. If their adjustment is required, contact your local Cub Cadet Yanmar dealer for technical assistance. 15-10 Sc2450 Operator's Manual...
11. Change the engine oil and run the engine for about 5 minutes to circulate the oil throughout the entire engine block and the internal moving parts. 12. Lower any implement to the ground. Apply grease to the exposed areas on the hydraulic cylinder piston rods. 16-1 Sc2450 Operator's Manual...
Jack up the tractor and place blocks under the front and rear axles to allow the tires to be lifted off the ground. Do not allow the tires to be exposed to direct sunlight or extremely high temperature. 16-2 Sc2450 Operator's Manual...
After stopping the engine, walk around the tractor and check for any evidence of oil or other leakage. 10. Make sure that all the shields, guards or deflectors are in place. 16-3 Sc2450 Operator's Manual...
The troubleshooting table given below is intended to provide a simple guide for the operator or owner. If any fault, failure or a problem that requires repair work has occurred, contact your local Cub Cadet Yanmar dealer for technical assistance.
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Check for water in the fuel tank, drain as necessary. The engine throttle cable and linkage • Contact your local Cub Cadet Yanmar have not been correctly adjusted. dealer for technical assistance. 2 Engine starts Parking brake is engaged.
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Improperly adjusted brake pedal play. • Properly adjust the brake pedal play. function correctly. Worn or damaged brake linkage. • Contact your local Cub Cadet Yanmar dealer for technical assistance. Excessively worn brake disk. • Contact your local Cub Cadet Yanmar dealer for technical assistance.