PAS Pump

Shocks, springs, anything to do with the running gear

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ColinCranwell
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PAS Pump

Post by ColinCranwell »

My engine has developed a bit of a squeal and I have found a tiny bit of play on the hydraulic pulley shaft.

Anything I should look out for when I change the pump? I'll be getting a second hand unit.

Regards,
Colin.
1996 1.9 TD Executive
250,000miles (August 2012)
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midsmike
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Re: PAS Pump

Post by midsmike »

Most of them have a bit of play I wouldn't say its ur pas pump I'd say its ur tentioner
1998 peugeot 406 2.1 td executive saloon silver,d9 mods 18" dare v2 alloys In Phase XTC 6.5″ 240W Component Speakers up front and Vibe Slick 6x9 Three Way Speakers - Slick 693 in the rear runing off a Alpine MRV-F307 V12 Series amp and a vibe cbr 12 twin evo sub in the boot. 1998 peugeot 406 2.1 td lx saloon red
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midsmike
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Re: PAS Pump

Post by midsmike »

Most of them have a bit of play I wouldn't say its ur pas pump I'd say its ur tentioner
1998 peugeot 406 2.1 td executive saloon silver,d9 mods 18" dare v2 alloys In Phase XTC 6.5″ 240W Component Speakers up front and Vibe Slick 6x9 Three Way Speakers - Slick 693 in the rear runing off a Alpine MRV-F307 V12 Series amp and a vibe cbr 12 twin evo sub in the boot. 1998 peugeot 406 2.1 td lx saloon red
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lozz
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Re: PAS Pump

Post by lozz »

Couid be the Aux belt is Fubard,

When was that last changed?
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jonsowman
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Re: PAS Pump

Post by jonsowman »

What engine and car? Perhaps worth putting in your sig.

I would also be suspecting the aux belt tensioner and idler.
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ColinCranwell
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Re: PAS Pump

Post by ColinCranwell »

The car is a 1996 1.9 TD, with 250,000 miles on the clock.
I am surprised about what you say abou the pump, but I have to admit there is no leakage or loss of pressure, so I am putting that idea to the bottom of the pile for the moment.
Thanks for the suggestion re aux. belt and tensioner.
I replaced the belt 20,000 miles ago.

The Idler/tesioner feels ok by hand with the belt still on but I guess the only way to be sure is to take the belt off and feel for play. I'll try that next week end.
Anything else I should look for?

Regards,
Colin.
1996 1.9 TD Executive
250,000miles (August 2012)
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jonsowman
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Re: PAS Pump

Post by jonsowman »

Check all the frontend accessories whilst the belt is off. Other possibilities for the squeal are the A/C clutch and the alternator pulley bearing.

On mine, the aux belt tensioner mounting failed and started causing the tensioner to lean slightly, which threw the (almost new) belt off. This got wrapped around the idler which also damaged it.

Luckily the engine was only idling so whilst it damaged the timing belt covers it didn't actually touch the belt.

Admittedly mine is the 2.1 which I think has a different type of tensioner to the 1.9, but worth checking!
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2002 V6 SE Coupé (210bhp) - (Aegean Blue)
2002 D9 2.2 HDi Exec Estate - Samarkand Blue
PM me for PP2000 diagnostics around Surrey
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midsmike
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Re: PAS Pump

Post by midsmike »

jonsowman wrote:On mine, the aux belt tensioner mounting failed and started causing the tensioner to lean slightly, which threw the (almost new) belt off.
mine did the same bit of a pain to change
1998 peugeot 406 2.1 td executive saloon silver,d9 mods 18" dare v2 alloys In Phase XTC 6.5″ 240W Component Speakers up front and Vibe Slick 6x9 Three Way Speakers - Slick 693 in the rear runing off a Alpine MRV-F307 V12 Series amp and a vibe cbr 12 twin evo sub in the boot. 1998 peugeot 406 2.1 td lx saloon red
ColinCranwell
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Re: PAS Pump

Post by ColinCranwell »

Well, that was good advice you gave.

I had a proper look at the Aux Belt on Saturday. The eccentric tensioner wasn't fully nipped up so wasn't tensioning the belt correctly. The belt had jumped one groove on the crankshaft pulley.
I reset the eccentric tesnioer as best as I could after resetting the belt on the c/shaft pulley and have done 200+ miles, all ok.
The tesioner is difficult to access and I could not find the tensioner ARM location hole. Even to get to the tensioner adjuster square hole I had to cut down an Allen Key.
Anyway, if it happens again, I will be able to do the job in half the time.

Regards,
Colin.
1996 1.9 TD Executive
250,000miles (August 2012)
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midsmike
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Re: PAS Pump

Post by midsmike »

Gd glad u got it sorted just keep an eye on it
1998 peugeot 406 2.1 td executive saloon silver,d9 mods 18" dare v2 alloys In Phase XTC 6.5″ 240W Component Speakers up front and Vibe Slick 6x9 Three Way Speakers - Slick 693 in the rear runing off a Alpine MRV-F307 V12 Series amp and a vibe cbr 12 twin evo sub in the boot. 1998 peugeot 406 2.1 td lx saloon red
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jonsowman
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Re: PAS Pump

Post by jonsowman »

Excellent, I had a feeling that might be the problem.

They are a bit of a pain to get to, but if it happens again I would consider replacing the tensioner. Either that or do it when you're next working on the car. The damage they can do if they come off and hit the timing belt can be catastrophic.

Anyway, glad it's sorted :)
Image
2002 V6 SE Coupé (210bhp) - (Aegean Blue)
2002 D9 2.2 HDi Exec Estate - Samarkand Blue
PM me for PP2000 diagnostics around Surrey
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