Because they transfer huge amounts of energy from the engine to the transmission using pressure and friction these parts are not long for this world.
Jeep tj fan clutch tool.
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The fan drive viscous clutch or fan clutch for short is a silicon fluid filled coupling with a bimetallic coil that is attached to your jeep s fan.
If the fan cannot be rotated by hand or if there is a rough grating feel as the fan is turned the clutch should be replaced.
First i switched out the old fan clutch in my 2004 jeep wrangler.
See conflicting opinions on which way to remove the one large nut that holds the clutch to the water pump stem.
The thermostat was no good any more.
1997 2006 jeep wrangler tj clutch kits clutch accessories as certain as the sun rises in the east and sets in the west clutch components will eventually wear out.
When working properly the fan clutch will react to the heat discharging from you radiator by spinning faster or slower depending on the cooling needs of your engine.
The jeep was over heating again and i found out why.
This is a video tutorial on how to remove a water pump mounted radiator fan.
2000 wrangler 4 0 folks going to remover fan clutch to sand and paint rusted fan blades.