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power steering in 40 series failure

Posted: Sun May 05, 2013 12:38 pm
by Mulcahy
Hi everyone

i put a powersteering box out of a 40 series landcruiser and powered that with a hj60 series bottom mount pump, both of which were reconditioned, i found that the resivour was getting to hot to touch when the ute was only idling, and it never seemed to have a centre when driving, then about 500km on the pump it failed and pumped all the fluid out through the seals, so i am wondering if anyone has any ideas why this happend, i am only running 31 10.5 r15 duramax tyres, and its a old 2h

thanks Shane Mulcahy

Re: power steering in 40 series failure

Posted: Wed May 08, 2013 6:47 pm
by sadam_husain
did you check you had the high pressure and return hoses around the right way?

Re: power steering in 40 series failure

Posted: Wed May 08, 2013 7:00 pm
by GUtripper
Did you keep the original pulley on the pump or swap it for a smaller one?

Re: power steering in 40 series failure

Posted: Sat May 18, 2013 12:06 pm
by Mulcahy
hi thanks for the replys and as far as i know the pulley was the same as standard, and also the hoses should have been the right way into the box cause it was working a treat apart from getting hot

thanks Shane Mulcahy

Re: power steering in 40 series failure

Posted: Sat May 18, 2013 1:27 pm
by Mulcahy
would someone be able to post some pictures of there setup with a standard 40 series power steering box and 60 series pump, only asking because pictures in the bible are all gone and i cant check what i have done wrong

thanks
Shane Mulcahy

Re: power steering in 40 series failure

Posted: Sat May 18, 2013 5:49 pm
by Mulcahy
20130518_171218down sized.jpg
here are the pictures of my setup, pls tell me what could be wrong

thanks Shane Mulcahy

Re: power steering in 40 series failure

Posted: Sat May 18, 2013 7:20 pm
by CRUZAAMAD
you know for a fact the pump and stuff was rebuilt or going of their word when you bought it ?

one on ebay at the minute going for a 1g original 40series

Re: power steering in 40 series failure

Posted: Sun May 19, 2013 8:26 am
by Mulcahy
well i got the pump and box rebuilt myself by a well known power steering shop

Re: power steering in 40 series failure

Posted: Sun May 19, 2013 2:49 pm
by Hilux_Ryan
Mulcahy wrote:well i got the pump and box rebuilt myself by a well known power steering shop
I'd go and speak to them about it.

I would have taken it to see them when I noticed things were getting hot on initial installation.

Did it have some type of cooler? even just a pipe loop across the front to try and take some heat out of the fluid?

Re: power steering in 40 series failure

Posted: Sun May 19, 2013 5:54 pm
by Mulcahy
i have spoke to them and as it sat awhile before being installed and run they are not warranting anything, and i was wondering if there is a releif valve in the pump or box that could have caused the problem, and no the pipe runs straight from resivour to pump and back directly, i am going to put a cooler in when i fix it up

thanks Shane Mulcahy,