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Diplomat_St_Poo's avatar
Diplomat_St_Poo
Explorer
Jan 14, 2018

Help, broke down-.over heating Cat 350 near Needles CA

We are being towed to Needles. Looking for a recommendation for repairs. We suddenly started to overheat going up the pass on I40 east of Ludlow CA. It looks like we may have lost a belt as it isn...
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wolfe10's avatar
wolfe10
Explorer
Jan 15, 2018
Please verify that it is a fan CLUTCH and not just the fan bearing/housing that supports the fan.

Said another way, a fan clutch allows the fan to freewheel and only engages when the engine coolant temperature rises. A fan hub/bearing are "direct drive" for the fan and is MUCH more common on rear radiator coaches.

A discussion of the types of replacements for the fan hub/bearings is above. And, either sealed or greasable should be available at any Caterpillar dealer.

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