Serial Number / PIN location
Fluid Capacities
Oil Capacity (with Filter Change) – 22 U.S. Quarts (20.9 L)
Oil Level Check – Every 10 Hours of Operation or One Time Each Day
Oil Change and Filter Replacement Interval – Every 250 Hours of Operation
Cooling System Capacity – 34 U.S. Quarts (32.2 L)
Coolant Reservoir Fluid Level Check Interval – Every 10 Hours of Operation
Radiator Fluid Level Check Interval – Every 250 Hours of Operation
Cooling System Change Interval – Every 2000 Hours of Operation or One Time Each Year
Cooling System Filter Replacement Interval – Every 250 Hours of Operation and Each Time the Cooling System is Drained, Flushed and/or Refilled
Fuel Tank Capacity – 72 U.S. Gallons (272.7 L)
Hydraulic Reservoir Refill Capacity – 40 U.S. Gallons (150.2 L)
Total System Capacity – 46.0 U.S. Gallons (174.2 L)
Transmission Refill Capacity (with Filter Change) – 3.25 U.S. Gallons (12.3 L)
Front and Rear Axle Refill Capacity
Center Bowl Front – 20 U.S. Quarts (18.9 L)
Limited Slip Additive (Front Bowl) – 2.0 U.S. Quarts (1.9 L )
Center Bowl Rear – 14.5 U.S. Quarts (13.7 L)
Limited Slip Additive (Rear Bowl) – 1.5 U.S. Quart (1.4 L)
Front Planetary Ends (Each) – 6.5 U.S. Quarts (6.2 L)
Rear Planetary Ends (Each) – 6 U.S. Quarts (5.7 L)
For more Case 821B wheel loader specifications, service information and wiring diagrams, we highly recommend the following manuals: