Case - IH Farmall C

Coolant capacity & service interval

Case IH Farmall C coolant capacity ranges from 14 to 16 liters. Service intervals include checking every 10 hours, changing every 1200 hours or 24 months, and changing every 3600 hours or 48 months. The data covers 10 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
Farmall 55C, Stage V (2016- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Check 10 hours
  • Change 48 months/ 3600 hours
Farmall 65C, Stage V (2016- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Check 10 hours
  • Change 48 months/ 3600 hours
Farmall 75C, Stage V (2016- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Check 10 hours
  • Change 48 months/ 3600 hours
Farmall 105C (2014- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 115C (2014- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 85C (2014- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 95C (2014- )
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 55C (2011-2014)
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 65C (2011-2014)
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months
Farmall 75C (2011-2014)
  • Use: Normal
  • Capacity 14 liter
  • Capacity 16 liter (+ cabin)
  • Change 1200 hours/ 24 months

Additional Notes

  • Across all Case IH Farmall C variants listed, the cooling system capacity is either 14 liters or 16 liters. The 16-liter figure applies specifically to configurations equipped with a cabin, reflecting the additional coolant volume required to serve the cab heating circuit integrated into the cooling loop.
  • The Farmall 55C, 65C, and 75C produced in the 2011-2014 period share identical cooling system capacities and change intervals with the later Farmall 85C, 95C, 105C, and 115C models, all specifying a 14-liter base capacity, a 16-liter cabin-equipped capacity, and a coolant change interval of 1,200 hours or 24 months under normal use conditions.
  • A 24-month calendar limit paired with a 1,200-hour operational limit means the coolant change is due at whichever threshold is reached first. Calendar-based limits account for coolant degradation that occurs through chemical aging even when operating hours remain low.
  • The Stage V emissions variants of the Farmall 55C, 65C, and 75C, all introduced from 2016, carry a substantially extended coolant change interval of 3,600 hours or 48 months under normal use conditions. This represents a threefold increase in hours and a doubling of the calendar interval compared to the pre-Stage V versions of the same model designations.
  • The extended 3,600-hour or 48-month interval on Stage V models is consistent with the use of modern extended-life coolant formulations, which are engineered to maintain corrosion inhibitor effectiveness over longer service periods than conventional coolants.
  • Stage V variants of the Farmall 55C, 65C, and 75C also specify a coolant level check at 10 hours of operation. A 10-hour check interval is characteristic of an initial break-in inspection, intended to confirm system integrity shortly after a service event or initial commissioning rather than as a recurring maintenance task.
  • The cabin-equipped capacity of 16 liters applies uniformly across all listed Farmall C models regardless of engine size or Stage V designation, indicating the cabin heating circuit adds a consistent 2-liter volume to the cooling system across the entire range.

Other Systems