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Case 621D Loader Serial Number Location, Fluid Capacities

Serial Number / PIN location

Fluid Capacities

Engine Oil
Capacity with Filter Change – 15.1 litres (16 U.S. quarts)
Type of oil – Case No. 1 engine oil

Engine Cooling System
Capacity – 36 litres (38 U.S. quarts)
Type of Coolant – Ethylene glycol and water mixed for lowest ambient temperature (at least 50/50 mix)

Fuel Tank
Capacity – 189 litres (50 U.S. gallons)
Type of Fuel – No. 2 diesel fuel

Hydraulic System
Hydraulic Reservoir Refill Capacity with Filter Change – 68.5 litres (72 U.S. quarts)
Total System Capacity – 113.6 litres (30 gallons)
Type of Oil – MS-1209 Hy-Tran Ultra

Transmission
Refill Capacity with Filter Change – 19.9 litres (21 U.S. quarts)
Total System Capacity – 27.7 litres (29.25 U.S. quarts)
Type of Oil – MS-1209 Hy-Tran Ultra

Axles
Capacity
Front – 22.7 litres (24 quarts)
Rear – 24.6 litres (26 quarts)
Type of Lubricant – SAE 80W140

Brake System
Type of Fluid (Same as Hydraulic System) – MS-1209 Hy-Tran Ultra

Conversion
Imperial quart= litres x 0.879877
Imperial gallons= litres x 0.219969

For more Case 621D wheel loader specifications, service information and wiring diagrams, we highly recommend the following manuals:

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