Caterpillar 140H Motor Grader Comprehensive Specs and Guide

Description:

Caterpillar 140H Motor Grader: Comprehensive Guide for New Owners

The Caterpillar 140H Motor Grader is renowned for its performance and durability in various grading applications. To ensure optimal operation and longevity, it's essential to understand its specifications, maintenance intervals, and fluid requirements. Below is a detailed breakdown to assist you.

1. Serial Number Prefixes by Production Location

Caterpillar 140H motor graders have serial number prefixes that indicate their manufacturing origin:

• United States: 2ZK, 8JM, 8KM
• Australia: 9ZN
• Brazil: 3AS, 5HM, 9TN

For precise manufacturing dates and details, consult the official Caterpillar Service Information System (SIS) or contact your local Cat dealer with the full serial number.

2. Transport Dimensions and Operating Weights

Dimensions:

• Overall Length: 28.58 ft (8,713 mm)
• Width Over Tires: 8.08 ft (2,464 mm)
• Height to Top of Cab: 10.25 ft (3,131 mm)
• Wheelbase: 20.24 ft (6,169 mm)
• Blade Base: 8.4 ft (2,561 mm)

Operating Weights:

• Standard Operating Weight - Front Axle: 9,123 lb (4,138 kg)
• Standard Operating Weight - Rear Axle: 23,234 lb (10,539 kg)
• Standard Operating Weight - Total: 32,357 lb (14,677 kg)
• Maximum Operating Weight - Front Axle: 16,733 lb (7,590 kg)
• Maximum Operating Weight - Rear Axle: 30,139 lb (13,671 kg)
• Maximum Operating Weight - Total: 46,872 lb (21,261 kg)

These specifications are crucial for transport planning and ensuring compliance with local regulations.

3. Engine Specifications

• Engine Model: Caterpillar 3176C DITA ATAAC VHP
• Number of Cylinders: 6
• Displacement: 629 cu in (10.3 L)
• Net Power (Gears 1-2): 165 hp (123 kW)
• Net Power (Gears 3-8): 185 hp (138 kW)
• Rated Speed: 2,000 rpm

This engine configuration provides the necessary power and efficiency for demanding grading tasks.

4. Fluid Types and Capacities

Fuel System:

• Fuel Capacity: 105 gallons (397 liters)

Cooling System:

• Capacity: 10 gallons (38 liters)
• Recommended Coolant: Use a 50/50 mixture of Caterpillar Extended Life Coolant (ELC) and distilled water.

Engine Oil:

• Capacity: 7.9 gallons (30 liters)
• Recommended Oil: High-quality diesel engine oil meeting API CF-4 specifications or higher.

Hydraulic System:

• Capacity: 20.8 gallons (80 liters)
• Recommended Fluid: Caterpillar Hydraulic Oil or equivalent meeting Cat specifications.

Transmission and Differential:

• Capacity: 19.5 gallons (74 liters)
• Recommended Fluid: Cat Transmission/Drive Train Oil (TDTO) meeting Cat TO-4 specifications.

Rear Differential/Final Drive:

• Capacity: 12.4 gallons (47 liters)

Circle Gearbox:

• Capacity: 1.8 gallons (7 liters)

Tandem Case (Each):

• Capacity: 16.9 gallons (64 liters)

Using the correct fluids and maintaining proper levels are vital for the machine's performance and longevity.

5. Maintenance Intervals and Procedures

Engine Oil and Filter:

• Interval: Change every 500 operating hours.
• Procedure:
  1. Warm up the engine to operating temperature.
  2. Shut down the engine and drain the old oil.
  3. Replace the oil filter with a new one.
  4. Refill with the recommended oil type and quantity.
  5. Check the oil level to ensure it's within the recommended range.

Hydraulic System Oil and Filter:

• Interval: Replace the hydraulic oil filter every 500 operating hours.
• Procedure:
  1. Ensure the machine is on level ground and the hydraulic system is depressurized.
  2. Remove and replace the hydraulic oil filter.
  3. Check the hydraulic oil level and top up if necessary.

Fuel Filters:

• Interval: Replace the primary and secondary fuel filters every 500 operating hours.