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The John Deere 844 P-Tier Large Wheel Loader stands as a powerhouse in heavy-duty material handling applications. With its robust construction and advanced features, this loader delivers exceptional performance and productivity. Equipped with a powerful engine and efficient hydraulic system, the 844 P-Tier effortlessly tackles demanding tasks with ease. Its large wheels ensure stability and traction, allowing smooth operation in diverse terrains. The spacious and ergonomic cab provides operators with comfort and convenience during extended work periods. Renowned for its durability and reliability, the John Deere 844 P-Tier Large Wheel Loader is a trusted solution for construction, mining, and agricultural operations where efficiency and performance are paramount.

  • Net Power: 311 kW (417 hp) at 1,400 rpm
  • Operating Weight: 33 943–34 777 kg (74,831–76,670 lb.)
  • Bucket Capacity: 4.8–6.1 m3 (6.3–8.0 cu. yd.)

Product Features for John Deere 844 P-Tier Large Wheel Loader: 

Location of Digital Cameras:

  • Advanced vision system and obstacle intelligence for improved situational awareness.
  • Enhances visibility and radar object detection systems.
  • Prevents costly damage to machines and equipment.
  • Reduces total cost of ownership and machine downtime.

Benefits:

  • Integrates two digital cameras on rearview mirror platforms.
  • Higher quality visuals compared to analog cameras.
  • Dynamic reversal projected path lines for better line of sight.
  • Audible alarm notifies operator as an object approaches.
  • Durable and heavy-duty axles for enhanced reliability.

Overview of Durable Axles:

  • Production class P-tier loaders use durable TMV axles (744, 824) and ZF MTL axles (844).
  • Pressure-lubed front input bearings and brake discs for cooling.
  • Deeper final drive ratio increases durability.
  • Increased strength and durability of spiral bevel pinion and gears.
  • Larger capacity front axle input bearings for reliability.
  • Low-pressure open circuit system for differential locks.

Increased Functionality with EH Controls:

  • Electrohydraulic controls for customizable machine operations.
  • Soft hydraulic stops and personalized multi-function buttons.
  • Set and store up to 10 attachment configuration settings.
  • EH Precision Mode for fine metering of loader functions.
  • Options for low-effort, shorter throw controls or joystick controls.

Service Improvements and Capabilities:

  • Enhanced electrical and hydraulic routing.
  • Ground-level servicing and Quad Cool for improved serviceability.
  • Wire harness routing improvements to reduce rubbing.
  • Factory-installed auto-lube system for effective grease distribution.
  • Removal of pump manifold from articulation area for ease of service.

Increased Power and Lower Fuel Consumption:

  • P-tier loaders have more power and burn less fuel than K-series machines.
  • Net horsepower increase across all models.
  • 844 P burns 2-9% less fuel than 844K-III.
  • Shuttle Shift, Automatic Ride Control, and Lockup Torque Converter for efficiency.
  • Dedicated steering pump improves multifunction performance.

All-Day Comfort in the Redesigned Cab:

  • Redesigned cab for a first-class work environment.
  • Additional 3 inches of legroom.
  • Standard premium seat with heating, ventilation, pan, and tilt adjustment.
  • Increased cab door opening for easier ingress and egress.
  • Multiple 12V power ports, USB port, and auxiliary accessory mounting points.
  • Upgraded HVAC system with automatic temperature control.

Built to Be Rebuilt:

  • Powertrain Re-Life Plus Program for extended warranty coverage.
  • Financing options with no-payment and no-interest options.
  • John Deere Certified Rebuild Centers for efficient relife processes.

Confidently Hit Loading Targets with SmartWeigh™:

  • Payload weighing system for accurate measurements.
  • +/- 1.5% accuracy with John Deere’s expertise.
  • Seamless calibration process without a known weight.
  • Dynamic weighing for efficient loading.
  • John Deere designed and supported solution.
  • Integration with JDLink™ for data access from anywhere.
  • Factory and field kit options available.
  • 250-hour trial period to test SmartWeigh™ capabilities.

Product Specifications for John Deere 844 P-Tier Large Wheel Loader: 

Engine:

  • Manufacturer: John Deere
  • Model: PowerTech PSS 6135
  • Emission Rating: EPA Tier 4 / EU Stage V
  • Displacement: 13.5 liters (824 cubic inches)
  • Rated Speed: 1400 rpm
  • Engine Output – Net: 311 kW (417 hp)
  • Torque: 2119 Nm (1563 lbf/ft)

Transmission and Driveline:

  • Transmission Type: Powershift
  • Front Differential Type: Open
  • Rear Differential Type: Open
  • Tire Size – Standard: 875 / 65 R29
  • Service Brake – Type: Wet Multi Disc
  • Parking Brake – Type: Wet Multi Disc

Driveline Dimensions:

  • Height Over Cab: 3730 mm (12 ft 3 in)
  • Wheelbase: 3700 mm (12 ft 2 in)
  • Ground Clearance: 463 mm (18.2 inches)
  • Width Over Tires – Std: 3408 mm (11 ft 2 in)
  • Height – Pivot Pin: 4600 mm (15 ft 1 in)
  • Reach – At 2130mm 45° Dump: 2270 mm (7 ft 5 in)

Capacities:

  • Fuel Tank: 534 liters (141 gallons US)
  • Hydraulic Tank: 181.7 liters (48 gallons US)
  • Heaped Capacity: 5.5 m³ (7.25 yd³)
  • Breakout – Bucket: 22194 kgf (48929 lbf)
  • Ride Control System: Yes
  • Pump Type: Piston
  • Pump Flow – 1: 570 lt/min (150.5 gallons US/min)
  • System Pressure: 249 bar (3611 PSI)

Operating Weight:

  • Operating Weight: 33943 kg (74831.4 lbs)

Further information on this machine can be viewed by visiting this link https://www.deere.com/en/loaders/wheel-loaders/large-wheel-loaders/844-p-wheel-loader/

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DISCLAIMER: The information that has been provided in this article is sourced from https://www.deere.com. The author does not assume any responsibility or liability for the accuracy, completeness, or usefulness of the information provided. The author shall not be held liable for any loss or damage resulting from the use of this content. For further information please contact the manufacturer directly.