| Manufacturer | TYM |
| Price | - |
| Model | T503 |
| Equipment Type | Compact Utility Tractors |
| Factory |
TYM T503 POWER
| Engine (gross) | 50.7hp / 37.8kW |
| PTO (claimed) | 39.8hp / 29.7kW |
ENGINE DETAIL
The TYM T503 tractor features a Caterpillar C2.2 engine, also known as Perkins 404D-22T in some markets, with a decent displacement of 2.2L providing 50.7 hp at 2800 RPM, making it suitable for medium-duty agricultural tasks. Key advantages include its dual dry element air cleaner for increased filtration efficiency and a manageable oil capacity of 7.1 quarts, which aids in routine maintenance. However, potential challenges may include limited power output for heavier applications and the need for a reliable electrical system for the 12V starter to ensure consistent performance.
| Description | Caterpillar C2.2 diesel 4-cylinder liquid-cooled Depending on market, this engine was also branded as a Perkins 404D-22T |
| Displacement | 135.2ci / 2.2L |
| Power (gross) | 50.7hp / 37.8kW |
| Fuel system | indirect injection |
| Air cleaner | dual dry element |
| Rated RPM | 2800 |
| Firing order | 1-3-4-2 |
| Starter | electric |
| Starter volts | 12 |
| Oil capacity | 7.1qts / 6.7L |
| Coolant capacity | 9 qts /8.5 L |
TYM T503 ENGINE
The TYM T503 tractor features a robust Caterpillar 2.2L 4-cylinder diesel engine that ensures excellent fuel efficiency and high torque delivery, making it suitable for heavy-duty tasks. Its compact size allows for enhanced maneuverability in tight spaces, while the engine's low emissions compliance contributes to environmentally friendly operation. However, potential buyers should consider the availability of parts and service support, as Caterpillar engines can sometimes be more specialized than standard tractor engines.
| Description | Caterpillar 2.2L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The TYM T503 tractor features a 16-speed synchronized shuttle hydrostatic transmission, allowing for smooth directional changes and optimal speed control during various agricultural tasks. This transmission type enhances operator comfort and reduces fatigue, making it ideal for tasks requiring frequent stop-and-go motion, such as loading and unloading. However, potential challenges may include limited torque at lower speeds compared to traditional gear-driven transmissions, which could impact heavy-duty applications.
| Description | 16-speed sync shuttle hydrostatic |
TRANSMISSION 1
The TYM T503 tractor features a synchronized shuttle with a total of 16 forward and reverse gears, providing efficient power transfer suitable for various applications. The single dry disc clutch offers straightforward operation, but may require more precise engagement compared to wet clutches, especially during heavy load conditions. Its oil capacity of 36.8 quarts ensures adequate lubrication, but regular maintenance is essential to ensure optimal performance and prevent overheating in demanding scenarios.
| Type | sync shuttle |
| Gears | 16 forward and reverse |
| Clutch | single dry disc |
| Oil capacity | 36.8qts / 34.8L |
| Description | Four synchronized gears (1-4) in four ranges with synchronized shuttle shift. Tractor must be stopped to shift range. |
SPEEDS
| Description | Reverse speeds are 15% slower than forward./ |
TRANSMISSION 2
The TYM T503 tractor features a hydrostatic transmission providing infinite forward and reverse gear options, enhancing operator control and ease of use in various terrain. This system, introduced in 2011, allows for smooth speed adjustments without the need for manual gear shifting, which can improve productivity in tasks like loader operations or mowing. However, the complexity of hydrostatic systems may lead to higher maintenance costs compared to traditional gear-driven transmissions.
| Type | hydrostatic |
| Gears | infinite forward and reverse |
| Description | Hydrostatic transmission first offered in 2011. |
MECHANICAL
The TYM T503 features a 4x4 MFWD system, which enhances traction and stability across various terrains, making it suitable for both agricultural and landscaping tasks. Its power steering allows for easier maneuverability, while the optional cab provides protection against adverse weather conditions. The 16-speed transmission, with both sync shuttle and hydrostatic options, offers flexible control for precision in varied applications, though choosing between synchronized or hydrostatic may necessitate familiarity with each type's operational nuances.
| Chassis | 4x4 MFWD 4WD |
| Steering | power |
| Brakes | wet disc |
| Cab | Two-post ROPS. Cab optional. |
| Transmissions | 16-speed sync shuttle/hydrostatic |
CAPACITY
| Fuel | 17gal / 64.3L |
| Hydraulic system | 9.2gal / 34.8L |
| Front axle | 10.5qts / 9.9L |
HYDRAULICS
| Type | dual gear pump |
| Capacity | 9.2gal / 34.8L |
| Valves | 2 |
| Pump flow | 9.5gpm / 36.0lpm |
| Total flow | 14.5gpm / 54.9lpm |
| Steering flow | 5.0gpm / 18.9lpm |
TRACTOR HITCH
| Rear Type | 1 |
| Control | position and draft control |
| Rear lift (at ends) | 2875lbs / 1304kg |
| Rear lift (at 24 | 2105lbs / 954kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Clutch | electro-hydraulic |
| Rear RPM | 540 |
TYM T503 TIRES
The TYM T503 tractor's tire configurations offer versatility for agricultural and industrial applications, with agricultural tires (8.0-16 front and 13.6-24 rear) enhancing traction in fieldwork, while industrial tires (12-16.5 front and 17.5L-24 rear) provide stability on hard surfaces. A challenge may arise in balancing flotation and grip depending on terrain—agricultural tires excel in softer soils but may struggle on pavement. Prospective users should choose tire types based on their primary usage to optimize performance and minimize wear.
| Ag front | 8.0-16 |
| Ag rear | 13.6-24 |
| Industrial front | 12-16.5 |
| Industrial rear | 17.5L-24 |
DIMENSIONS
| Wheelbase | 76.2inches / 193cm |
| Length | 141.3inches / 358cm |
| Width | 62.6inches / 159cm |
| Height (ROPS) | 101.9inches / 258cm |
| ROPS Weight | 4140lbs / 1877kg |
| Cab Weight | 4559lbs / 2067kg |
| Ground clearance | 13.8inches / 35cm |
DIMENSIONS & TIRES
The TYM T503 features a compact wheelbase of 76.2 inches, improving maneuverability in tight spaces, ideal for small farm operations or landscaping tasks. Weighing between 4140 to 4559 pounds, it offers a solid center of gravity, enhancing stability during heavy-duty applications but may limit transportation options without a suitable trailer. The tire sizes (Front: 8.0-16, Rear: 13.6-24) provide a balance of traction and flotation, making it suitable for various terrains, though tire choices might affect performance in specific soil conditions.
| Wheelbase | 76.2inches / 193cm |
| Weight | 4140 to 4559 pounds |
| Front tire | 8.0-16 |
| Rear tire | 13.6-24 |
ATTACHMENT OVERVIEW
| Description | Front-end loader/Backhoe |
TYM LT500 LOADER
| Height (to pin) | 114.6inches / 291cm |
| Clearance, dumped bucket | 84.4inches / 214cm |
| Dump reach | 22.1inches / 56cm |
| Dump angle | 61° |
| Reach at ground | 76.7inches / 194cm |
| Rollback angle | 46° |
| Breakout force (at pin) | 3974lbs / 1802kg |
| Lift to full height (at pin) | 1788lbs / 811kg |
| Bucket width | 72inches / 182cm |
TYM TX5000 LOADER
| Height (to pin) | 109.1inches / 277cm |
| Clearance, dumped bucket | 80.8inches / 205cm |
| Dump reach | 21.4inches / 54cm |
| Dump angle | 45° |
| Clearance, level bucket | 99.2inches / 251cm |
| Reach at ground | 73.1inches / 185cm |
| Rollback angle | 35° |
| Breakout force (at pin) | 4938lbs / 2239kg |
| Lift to full height (at pin) | 2478lbs / 1124kg |
| Bucket width | 72inches / 182cm |
| Raise time to height | 5.4 s |
| Bucket dump time | 5.0 s |
| Lowering time | 4.6 s |
| Rollback time | 3.6 s |
TYM BT400 BACKHOE
| Backhoe type | TYM BT400 Backhoe |
| Weight | 1102lbs / 499kg |
| 2-Foot flat digging depth | 94.4inches / 239cm |
| Reach from pivot | 136.1inches / 345cm |
| Loading height | 80.3inches / 203cm |
| Bucket Rotation | 180 |
| Swing Arc | 180 |
| Bucket force | 4151lbs / 1882kg |
| Dipperstick force | 2660lbs / 1206kg |
T503 SERIAL NUMBERS
| Location | Serial number plate on the front right of the tractor frame, above the front axle. |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 65 |
| Charging volts | 12 |
| Battery volts | 12 |