Iseki TF

Coolant capacity & service interval

Iseki TF models utilize coolant with a capacity range of 5,1 to 7,1 liters. Service intervals include a check at 10 hours and a change at 12 months. The data covers 8 configurations.

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

TypeSpecifications
TF 317 FH (Hydrostatic) (1998- )
  • Use: Normal
  • Capacity 5,1 liter
  • Check 10 hours
  • Change 12 months
TF 317 FM (Mechanical) (1998- )
  • Use: Normal
  • Capacity 5,1 liter
  • Check 10 hours
  • Change 12 months
TF 321 FH (Hydrostatic) (1998- )
  • Use: Normal
  • Capacity 5,1 liter
  • Check 10 hours
  • Change 12 months
TF 321 FM (Mechanical) (1998- )
  • Use: Normal
  • Capacity 5,1 liter
  • Check 10 hours
  • Change 12 months
TF 325 FH (Hydrostatic) (1998- )
  • Use: Normal
  • Capacity 7,1 liter
  • Check 10 hours
  • Change 12 months
TF 325 FM (Mechanical) (1998- )
  • Use: Normal
  • Capacity 7,1 liter
  • Check 10 hours
  • Change 12 months
TF 330 FH (Hydrostatic) (1998- )
  • Use: Normal
  • Capacity 7,1 liter
  • Check 10 hours
  • Change 12 months
TF 330 FM (Mechanical) (1998- )
  • Use: Normal
  • Capacity 7,1 liter
  • Check 10 hours
  • Change 12 months

Additional Notes

  • The Iseki TF cooling system capacity splits into two distinct values across the TF range. The TF 317 and TF 321 variants, in both hydrostatic and mechanical transmission configurations, hold 5.1 liters. The TF 325 and TF 330 variants, again across both transmission types, hold 7.1 liters. The 2.0-liter difference reflects the larger engine displacement in the higher-numbered models.
  • Within each model, the hydrostatic and mechanical transmission variants share identical cooling system capacities. The 5.1-liter figure applies equally to the TF 317 FH and TF 317 FM, and the same pattern holds for the TF 321 pair. This indicates the transmission type has no bearing on cooling system volume for these models.
  • The same capacity relationship applies to the larger models. The TF 325 FH and TF 325 FM both carry 7.1 liters, as do the TF 330 FH and TF 330 FM, confirming that transmission configuration does not alter the cooling system fill across any variant in the TF range covered here.
  • All eight variants share a 10-hour coolant level check interval. On agricultural equipment operating in field conditions, short check intervals like this reflect the importance of catching coolant loss early, since overheating in compact tractors can cause rapid engine damage.
  • The coolant change interval for all listed TF variants is 12 months, applied under normal use conditions. A calendar-based interval rather than an hours-based one accounts for coolant degradation over time, since inhibitor packages in coolant break down through chemical aging regardless of operating hours accumulated.

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