diff lock help needed

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Joined
Jul 20, 2011
Threads
6
Messages
29
Location
Puy-du-Dome France
Hi everyone, This is the first time I have posted on this forum.I hope someone can help me. I have a 2001 Landcruiser Amazon 4.2 diesel.
I decided to remove the rear diff lock as it wasn’t working.
After I had removed the diff lock actuator I started to strip it down.
First mistake I didn’t note the position of the gears, so now I don’t know what position it goes back.
I then removed the cover off the back of the electric motor (where the brushes are)
When I removed this I found that all the magnets had come unstuck.
Second mistake, I just pulled them off the armature, cleaned them up and stuck them back in with araldite. I’m now thinking that perhaps they should have gone in a certain order, i.e. north to south, as I cant get the motor to spin when 12v is applied.
Tried to get the motor to spin before putting back on axle, no luck.
My questions are, does anybody know the position of the gears in the unlocked position.
Is there a specific way the magnets should be assembled?
How do you test the motor before refitting? There are five wires, Black, yellowish, thin green, thicker green and a green and red.
Regards Bernie.
 
I think you have a bit of a problem now that you have glued those magnets back in. I had the same problem with mine and the lock is just a piece of s*** to deal with :mad:. Dont give up though go to Slee - Fixing Diff Lock Actuator (Toyota 80 Series Land Cruiser). Mine just failed after a short time after I bought my cruiser and was replaced under warrantee. Once you got yours to work aggain I suggest you go to a quadbike shop and point out a quad that is shaft driven. These bikes come with breathers that sits vissible on the rear shaft and has a little zig-zag rubber cover over the breather pipe that seals it from dust, mud and water. Make sure you get a rubber one and not plastic and replace the breather cap (s..t design) on the difflock breather pipe. The main reason why these locks fail is it heats up from the diff operation and sucks water or moist air in when it cools off, resulting in rust seizing up the electric motor and bi-directional spring. Good luck:cheers:
 
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