| Manufacturer | Komatsu |
| Price | - |
| Model | WB146-5 |
| Equipment Type | Backhoe Loader Tractors |
| Factory | Holdrege, Nebraska, USA |
ENGINE DETAIL
The Komatsu WB146-5 features a robust 4-cylinder S4D102LE-2 turbocharged diesel engine with a displacement of 4.5 L, providing 92 hp at 2200 RPM and a peak torque of 300 lb-ft at 1500 RPM, offering strong performance for demanding tasks. Its dry air cleaner system ensures efficient dust filtration, but maintenance of this component is crucial to maintain engine efficiency and prevent performance degradation. The oil and coolant capacities of 9.6 quarts and 14.8 quarts, respectively, indicate a well-designed cooling and lubrication system, essential for prolonged engine life in heavy-duty applications.
| Description | Komatsu S4D102LE-2/turbocharged diesel/4-cylinder/liquid-cooled |
| Displacemen | 275 ci/4.5 L |
| Powe | 88 hp/65.6 kW |
| Power (gross | 92 hp/68.6 kW |
| Air cleane | dry |
| Compressio | 18:1 |
| Rated RP | 2200 |
| Torqu | 300 lb-ft/406.8 Nm |
| Torque RP | 1500 |
| Starte | electric |
| Starter volt | 12 |
| Starter powe | 4.3 hp/3.2 kW |
| Oil capacit | 9.6 qts/9.1 L |
| Coolant capacit | 14.8 qts/14.0 L |
KOMATSU WB146-5 ENGINE
The Komatsu WB146-5 tractor features a robust 4.5L 4-cylinder diesel engine, offering a balance of power and fuel efficiency suitable for various agricultural tasks. Its compact design enhances maneuverability in tight spaces, while the hydraulic system supports effective implement operations. However, potential users should consider the weight distribution and stability when operating on uneven terrain to avoid tipping hazards.
| Description | Komatsu 4.5L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The Komatsu WB146-5 features a 4-speed synchronized transmission with a power shuttle, allowing for seamless direction changes without clutch engagement, enhancing operational efficiency in varied tasks. Alternatively, the 4-speed full powershift option offers uninterrupted power transfer, ideal for demanding applications like excavation or material handling. This transmission versatility provides operators with flexibility and improved control, but may present a steeper learning curve for those unfamiliar with powershift systems.
| Description | 4-speed synchonized with power shufttle/4-speed full powershift with power shuttle |
TRANSMISSION 1
The Komatsu WB146-5 tractor features a synchronized transmission with a power shuttle, enabling smooth directional changes, which is advantageous in confined workspaces. With 4 forward and reverse gears, it provides adequate versatility for various tasks while maintaining ease of operation. The oil capacity of 21.2 quarts (20.1 L) allows for improved lubrication, but regular maintenance is crucial to prevent overheating and ensure optimal performance in demanding conditions.
| Typ | synchonized with power shufttle |
| Gear | 4 forward and reverse |
| Oil capacit | 21.2 qts/20.1 L |
TRANSMISSION 2
The Komatsu WB146-5 tractor features a full powershift transmission with a power shuttle, offering seamless gear shifts which enhance operational efficiency, particularly in demanding tasks. With 4 forward and 3 reverse gears, it provides adequate performance for various applications, though the limited gear range may restrict versatility in highly variable terrain scenarios. The hydraulic oil capacity of 29.6 qts (28.0 L) ensures sufficient fluid for effective operation, but vigilance is required for maintenance to prevent overheating and ensure optimal hydraulic system performance.
| Typ | full powershift with power shuttle |
| Gear | 4 forward and 3 reverse |
| Oil capacit | 29.6 qts/28.0 L |
KOMATSU WB146-5 TRANSMISSIONS
The Komatsu WB146-5 tractor features a 4-speed synchronized transmission with a power shuttle, enhancing operational efficiency and ease of shifting, especially in tight working conditions. Its full powershift variant offers seamless gear transitions under load, ideal for tasks requiring continuous power delivery without interruption. Consider the advantage of reduced operator fatigue, but be aware that the complexity of the powershift system may require more maintenance and could present challenges in repair compared to a standard transmission.
| Description | 4-speed synchonized with power shufttle/4-speed full powershift with power shuttle |
MECHANICAL
The Komatsu WB146-5 features a 4x4 MFWD, enhancing traction in diverse terrains; this is particularly advantageous for applications in muddy or hilly environments. Its hydrostatic power steering offers responsive control, ideal for precise maneuvering during loading and excavation tasks. The differential wet disc brakes provide consistent performance, improving safety and reliability while minimizing wear, making it suitable for prolonged use in demanding conditions.
| Chassi | 4x4 MFWD 4WD |
| Steerin | hydrostatic power |
| Brake | differential wet disc |
| Ca | ROPS canopy or cab with heat and A/C |
CAPACITY
| Fue | 39.6 gal/149.9 L |
| Hydraulic syste | 25.6 gal/96.9 L |
HYDRAULICS
| Typ | closed center load sensing |
| Capacit | 25.6 gal/96.9 L |
| Pressur | 3553 psi/245.0 bar |
| Total flo | 43.6 gpm/165.0 lpm |
DIMENSIONS & TIRES
The Komatsu WB146-5, with an 86-inch (218 cm) wheelbase, offers enhanced stability and maneuverability, making it suitable for varied terrains. Its weight of 16,090 lbs (7298 kg) provides robust traction, beneficial for heavy-duty tasks and ensuring optimal performance in loading applications. However, the weight may limit mobility on softer ground, necessitating careful operational planning in such conditions.
| Wheelbas | 86 inches/218 cm |
| Weigh | 16,090 lbs/7298 kg |
ELECTRICAL
| Charging syste | alternator |
| Charging amp | 95 |
| Battery CC | 860 |
| Battery volt | 12 |
| Battery A | 100 |