Fan Clutch Always Engaged

Just fitted a new dayco fan clutch to the vk.

680 the fan on iheartradio. I only heard it for a few minutes. The engine temp stays normalany help. Well i have bought a steel fan and a cluch to replace the stock flex fan to save hp and reduce noise.

Fan clutch post by ridinclean20 thu feb 17 2005 149 am i have a 99 f 150 with a 46 the fan was staying on all the time so i changed the fan clutch. I had an ac problem that i just sorted out ended up being a broken wire in the engine harness going to the high pressure switch. The other is fluid filled or a viscous clutch.

Jump to latest follow 1 16 of 16 posts. The non ecm controlled are the two types you are mentioning. Temperature wont go over a 14.

Discussion starter 1 apr 27 2017. However non thermal clutches are a lower cost option than thermal style clutches. Basic question kinda new to the engine layout of my silverado so apologies in advance if the.

As the spring heats up it begins to engage the clutch until it is fully applied. Ok so here is my newest dilema im driving down the road the other day and i hear what im sure is the fan engaging. Do you think its a defective part.

Still stays on and roars all the time. New fan clutch always engaged. These too have a spring which allows the silicone to leave the reservoir in the front of the clutch and engage the blades.

My chevy never overheated prior to the new fan clutch being installed except when the plow was on and even yet it only did so at highway over 45mph speed. Ive only ever heard it once before about 2 years ago when it was really hot outside. But i have problem the clutch is always engaged even in very cold weather.

Fan clutch types. That makes the highway driving very uncomfortable due to noise. The thermal fan clutch operates in response to underhood temperatures.

A small amount of resistance always keeps the fan spinning but its basically free wheeling until the fan clutch engages. When the fan clutch engages it spins up greatly increasing air flow through the radiator and over the engine. A non thermal clutch provides a steady flow of cooling air but is always engaged so it offers lower fuel savings than a thermal style fan clutch.

New fan clutch always engaged. 2001 silverado extended cab 48 motor 70k miles it seems to me as if the fan clutch always seems engaged even at cold startup under even part throttle i can hear the fan roar as. Like i was saying the new fan clutch has the fan engaged all the time so i know the truck will not overheat.

Its using factory shroud and fan. Fan is constantly running at all speeds and sounds like a hoover. 60l power stroke diesel fan clutch stuck and constantly engaged.

Joined mar 29 2012 42 posts. It currently does not work and at this point it isnt needed.