F 250 4WD Super Duty V10-6.8L VIN S (2001)
Transmission Cooler: Description and Operation
Automatic Transmission
The automatic transmission fluid cooling system consists of:
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an in tank fluid cooler inlet tube
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a non-repairable intank transmission fluid cooler
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an Oil-To-Air (OTA) fluid cooler inlet tube
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an OTA transmission fluid cooler
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an OTA fluid cooler return tube
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a fluid cooler return tube
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hose clamps
The transmission fluid flows from the transmission front fitting, to the intank transmission fluid cooler, to the OTA transmission fluid cooler, and
returns to the transmission rear fitting.
CAUTION: Do not attempt to backflush and clean the OTA transmission fluid cooler. Install a new OTA transmission fluid cooler as part of a
transmission overhaul or exchange. Failure to follow these directions may result in transmission damage.
