the clutch unscrewes couter clock wise at the water pump big hex nut it looks like I used an eight inch pipe wrench and snuck it in behind where the cover and four bolts where on the clutch with the handle resting on the engine. I did remove one bolt off to make room for the cescent wrench. I took a ten inch crescent and held the nut. It just barely fit. Held on the small pipewrench, gave the crescent ( handle up at one o'clock) a firm shot to the left with the hammer. Finished removing with the crescent. Then replaced my water pump without removing rad or shroud. Thight fit, but it can be done by flipping the pump bottom up near the AC.
First remove the accessory drive belt- then loosen the large nut that attaches the fan clutch assembly to the water pump pulley being careful to loosen the nut clock wise not counter clockwise (It is a left handed thread)-now you can remove the fan to clutch bolts so you can separate the clutch assembly from the fan.
fan clutch is built into water pump,u have to get new water pump.
In some Nissan Pickups of that year, the fan clutch is actually integrated with the water pump as an assembly. Therefore, the fan clutch cannot be separated from the water pump. There are six bolts holding the water pump to the engine block; remove those bolts and the water pump/fan clutch assembly should come out as a unit.
after you remove the fan and fan hood remove the belt and the alternator. you then remove the 6mil bolts and your water pump should come free from the timing chain cover.
If Possible Get rid of your Clutch Fan and go Electric! But to answer the question, remove serpentine belt and use a strap wrench to stop clutch from spinning when you try to remove fan clutch nut from water pump!
-drain coolent -remove serpentine belt -remove clutch fan -remove rad hose going to water pump -unbolt and remove water pump
Unless the fan clutch is bad just remove it with the water pump. Otherwise it is a 36mm fan clutch wrench that most auto parts stores have for rent.
Not all the fan clutch nuts are left hand thread some are right handed. It states which type you have on the top of the radiator shroud.AnswerPut a rag on the pulley and wrap your chain wrench around it to hold on and keep the pump from turning when you put your monster adjustable wrench on the clutch and turn it off. Sears sells a strap wrench (Part #45570) that works really well for holding the fan pulley.
== 2.3L Engine # Unbolt and remove the fan guard. # Disconnect the overflow tube from the shroud, remove the mounting screws and lift the shroud off the brackets. # Place the shroud behind the fan. # Remove the 4 clutch/fan assembly-to-pulley screws and remove the clutch/fan assembly. # Remove the 4 fan-to-clutch screws. To install: # Position the fan onto the clutch assembly, then install the retaining screws to 55-70 inch lbs. (6-8 Nm). # Position the clutch/fan assembly onto the pulley. Install the mounting screws to 12-18 ft. lbs. (16-24 Nm). # Position the fan shroud onto the radiator. Install the shroud mounting screws until snug. # Install the fan guard. 2.8L, 3.0L and 4.0L Engines # Remove the accessory drive belt. For more information, refer to Section 1. # If necessary for added clearance, remove the fan shroud retaining screws. CAUTIONThe large nut which attaches the fan clutch to the hub of the water pump shaft has a right-hand thread and must be rotated clockwise for removal. # Using the Fan Clutch Holding tool T84T-6312-C and Fan Clutch Nut Wrench T84T-6312-D, or their equivalents, loosen the large nut attaching the fan clutch to the water pump pulley. # Remove the fan/clutch assembly. # Remove the fan-to-clutch bolts, then separate the fan from the clutch assembly. Fig. 1: The cooling fan mounts to the fan clutch, which in turn attaches to the water pump pulley - 3.0L and 4.0L engines Fig. 2: Use the two fan clutch tools to remove the fan clutch from the water pump pulley To install: # Position the fan onto the clutch assembly, then install the fan-to-clutch mounting bolts to 53-71 inch lbs. (6-8 Nm). # Position the lower edge of the fan shroud in the lower retaining clips, then install the fan shroud attaching screws until snug. # Using the holding tool and clutch nut wrench, or equivalent, install the fan/clutch assembly onto the water pump pulley. Remember, the fan/clutch nut has a reverse thread and must be turned counterclockwise to tighten. Tighten the nut to 30-100 ft. lbs. (41-135 Nm). # Install the accessory drive belt.
AnswerTo remove the clutch fan, undo the bolts that hold it on. Then take a puller and pull it of the shaft. Then you can get at the water pump. Also remember that the fan shroud has to come out first. A fan clutch wrench set would help you.
Disconnect the battery. Using a clutch fan tool, hold the clutch to loosen and remove it. Remove the fan shroud. Drain the radiator. Remove the water pump belt, then the pump. Install the pump and reverse the process to finish the process.
Usually there are 4 nuts holding the clutch and fan on to the water pump shaft. Just pull the nuts, remove the fan clutch and replace it.