Hydraulics & Transmission Hydrostatic Transmission (HST) Oil Filter Change HST oil filter (A) initially at 50 hours and subsequently at every 350 hours of operation.
A
Transmission Oil Cooler Transmission Oil Cooler (B) is fitted in front of the radiator. It helps in cooling the transmission oil to have better performance.
B DO’S 1. Ports to be protected from ingress of dirt and foreign particles. 2. Always keep oil cooler in vertical position to avoid fin damage. 3. Use correct torquing of oil cooler inlet and outlet connectors. 4. Periodically remove fin clogging with pressurized air flow from reverse side of oil cooler. 5. Always use filtered oil. 6. Periodically clean inside passage of cooler with "Try Chloro Ethylene" to remove tubulator clogging.
DONT’S 1. Do not rinse the oil cooler with water. 2. Do not pressurize cooler beyond 300 psi pressure. 3. Do not paint the threaded area and spot face / sealing surface. 4. Do not paint the fins. 5. Do not weld or fit any type of mounting on cooler. 6. Do not repair the cooler if it is leaking. Incase of leakage, replace with new unit. 7. Do not try to tilt elbow / toil ports as these are brazed to avoid physical damage. 8. Do not use damaged oil cooler.
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35 Series-HST, Model - 3535, 4035, 4535 & 5035
