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Auxialiary Fan Hard To Spin

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Old Jan 22, 2017 | 11:18 AM
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Default Auxialiary Fan Hard To Spin

Is it normal for the electric auxiliary fan hard to spin by hand? Or, should it be smooth to turn or spin by hand? Mine is hard to spin by hand. Thanks
 
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Old Jan 22, 2017 | 11:33 AM
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it should spin smoothly,
 
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Old Jan 22, 2017 | 11:38 AM
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These can go bad over time, especially if you live near the ocean where salty air accumulates. If you're on or close to the Jersey shore that's probably the cause.
 
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Old Jan 22, 2017 | 11:44 AM
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Yup, Thank you, I guess my fan ceased up. I tried to poke a screw driver within the fan grill and it need a lot of force to turn it. Can that be oiled? I can figure out how to remove the top right screw. What do they call the auxilary fan in RAVE. Some terms are different, I guess.
 
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Old Jan 22, 2017 | 11:46 AM
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Originally Posted by LR03NJ
Is it normal for the electric auxiliary fan hard to spin by hand? Or, should it be smooth to turn or spin by hand? Mine is hard to spin by hand. Thanks
Hi

Which fan are you exactly referring to, the viscous main cooling fan which will be hard to turn when cold, that's normal or the electric A/C fan in front of the radiator?

If it's the A/C fan, which I suspect it is, it should turn freely but only operates when required by the A/C fluid/gas stat getting hot. The fan normally runs at 28C or over in summer. The best way to test it is to disconnect the plug in connector and apply a 12volt spare battery to the connector live and negative wires in the connector at which point it should run continuously. The A/C fan isn't an auxiliary to the main viscous cooling fan. Unfortunately these fans being sited at the front of the radiator tend to collect all the road crud. I tend to leave my A/C (climate control) on all year round to prevent the seals in the system drying out and losing the gas which often happens. A/C is rather fickle, it's a 'use it or lose it' scenario on most vehicles and costs a lot of dosh to replace the seals and have the system pumped down and re-charged.
 
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Old Jan 22, 2017 | 01:31 PM
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Originally Posted by LR03NJ
Some terms are different, I guess.
Fan - condenser per Rave.
......
 
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Old Jan 22, 2017 | 01:46 PM
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Rimmer brothers has them pretty reasonable for the revotec brand
Discovery 2 Air Conditioning Components at www.rimmerbros.co.uk
 
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Old Jan 22, 2017 | 02:03 PM
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Originally Posted by Luckyjayb
Rimmer brothers has them pretty reasonable for the revotec brand
Discovery 2 Air Conditioning Components at www.rimmerbros.co.uk
Another possibility is replacing the motor. I don't have one off of my truck to look at but if someone has part numbers we can try googling. I know much bigger cfpm fan motors run about $75 for replacement. It is a simple swap, at that.

On some of those bigger motors, when the fan doesn't spin freely, it will increase the initial burst amperage needed to start the motor and sometimes will melt the electrical connector.
 
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Old Jan 22, 2017 | 02:53 PM
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Originally Posted by number9
Fan - condenser per Rave.
......
1 ................ page 82-33 of RAVE gives more detail in the Section under Air Conditioning.
 
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