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Author Topic: HG change on a 2.2  (Read 12237 times)

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terry paget

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HG change on a 2.2
« on: 19 August 2015, 21:56:21 »

SWMBO says Jonny's 2002 2.2 is too good to scrap, I must change the head gasket. I am following SIR Philbutt's excellent guide. I have detached the exhaust manifold, am now facing the inlet manifold, which bristles with wires and pipes. There is a harness attached to it too. I can see 8 nuts and a vacuum hose attaching it to the head. SIR Phillbut mentions a 13mm nut right at the bottom rear, not found that one yet.
My question is  if I undo all the nuts shall I be able to pull the manifold, harness with all the wires cables and pipes attached, away from the head?
I have removed the alternator brackets and the coolant reservoir.
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plym ian

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Re: HG change on a 2.2
« Reply #1 on: 20 August 2015, 22:39:17 »

If i remember there is one at the back which is the bracket that attaches to the inlet but i had to get to it fro underneath the car so the bracket moves out of the way
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T.m.f

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Re: HG change on a 2.2
« Reply #2 on: 20 August 2015, 23:01:13 »

Not sure on omega but the frontera has a cooling pipe bolted to the inlet manifold underneath,also on the end of the lhs of inlet there should be a bolt used and not stud and nut.  :y
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Kevin Wood

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Re: HG change on a 2.2
« Reply #3 on: 21 August 2015, 14:21:18 »

I would disconnect the wiring, move the wiring loom aside and then remove the manifold. There aren't that many connections and the loom risks getting damaged if you're moving things around with it still connected. You will also be glad of the extra space gained by removing the intake manifold completely.
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terry paget

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Re: HG change on a 2.2
« Reply #4 on: 22 August 2015, 11:41:08 »

How do I remove this connector block, marked with a cross? I feel it should slide up or down. It's now all that's holding the manifold on.
https://www.dropbox.com/s/hf1j2ih9un5o2ce/ImanilfordCONNector60%25.jpg?dl=0
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terry paget

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Re: HG change on a 2.2
« Reply #5 on: 23 August 2015, 10:54:12 »

It seemed substantial, and it was certainly in the way. Eventually I rumbled it - it was a lifting hook. Why did Opel paint it matt balck and make it look like plastic?
https://www.dropbox.com/s/f231vwrth912skw/LIFTINGhook60%25.JPG?dl=0
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terry paget

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Re: HG change on a 2.2
« Reply #6 on: 23 August 2015, 17:20:22 »

I have unplugged the EGR. SIR Phillbut says it is hard to remove, so he disconnected the coolant hose instead, then the EGR came off with the head. I am not sure which hose he disconnected. Is it the hose at the back of engine in this photograph?
https://www.dropbox.com/s/rzuild18z5d81ud/EGR60%25.JPG?dl=0
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SIR Philbutt

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Re: HG change on a 2.2
« Reply #7 on: 23 August 2015, 20:17:53 »

Sorry not been on all week Hope this helps. Phil

SWMBO says Jonny's 2002 2.2 is too good to scrap, I must change the head gasket. I am following SIR Philbutt's excellent guide. I have detached the exhaust manifold, am now facing the inlet manifold, which bristles with wires and pipes. There is a harness attached to it too. I can see 8 nuts and a vacuum hose attaching it to the head. SIR Phillbut mentions a 13mm nut right at the bottom rear, not found that one yet.
My question is  if I undo all the nuts shall I be able to pull the manifold, harness with all the wires cables and pipes attached, away from the head?
I have removed the alternator brackets and the coolant reservoir.



The nut is connecting a bracket to hole bottom left of the picture, sorry about quality

IMG_0888 by Phil Butterworth, on Flickr


I have unplugged the EGR. SIR Phillbut says it is hard to remove, so he disconnected the coolant hose instead, then the EGR came off with the head. I am not sure which hose he disconnected. Is it the hose at the back of engine in this photograph?
https://www.dropbox.com/s/rzuild18z5d81ud/EGR60%25.JPG?dl=0


The one on the RHS here, viewed from back of head

2.2 EGR by Phil Butterworth, on Flickr
« Last Edit: 23 August 2015, 20:19:39 by SIR Philbutt »
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terry paget

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Re: HG change on a 2.2
« Reply #8 on: 23 August 2015, 20:37:43 »

Thanks Phil. I will remove it tomorrow and see if that allows me to lift the head off. AS you see I have got the cams off and I think everything in the way.
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SIR Philbutt

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Re: HG change on a 2.2
« Reply #9 on: 23 August 2015, 21:25:14 »

Thanks Phil. I will remove it tomorrow and see if that allows me to lift the head off. AS you see I have got the cams off and I think everything in the way.

Dont forget the electrical connections, plug and clip, center of the EGR manifold and the screws holding the cam belt back plate to head, i did  ::)
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terry paget

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Re: HG change on a 2.2
« Reply #10 on: 24 August 2015, 13:47:50 »

Thanks Phil. I will remove it tomorrow and see if that allows me to lift the head off. AS you see I have got the cams off and I think everything in the way.

Dont forget the electrical connections, plug and clip, center of the EGR manifold and the screws holding the cam belt back plate to head, i did  ::)
Thanks Phil. So this plate is attached to the head. I hoped it was attached to the block. In this shot with the EGR on the right and the hose to the left, I see a connector (temperature sensor?). I don't see the clip, perhaps it will become obvious when I lift the head.
https://www.dropbox.com/s/559xhy5d63aclzm/EGRplate60%25.JPG?dl=0

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Gaffers

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Re: HG change on a 2.2
« Reply #11 on: 24 August 2015, 14:06:54 »

So this plate is attached to the head. I hoped it was attached to the block.

Both :y

I don't see the clip, perhaps it will become obvious when I lift the head.

You kind of want to get eyes on and it disconnected before moving the head to avoid damage to the loom and/or plugs tbh.  Loads of space around the 2.2 in the miggy engine bay.  Climb on top if you have to (I have to for kitty ::))
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Re: HG change on a 2.2
« Reply #12 on: 24 August 2015, 14:23:00 »

It seemed substantial, and it was certainly in the way. Eventually I rumbled it - it was a lifting hook. Why did Opel paint it matt balck and make it look like plastic?
https://www.dropbox.com/s/f231vwrth912skw/LIFTINGhook60%25.JPG?dl=0
Because the 'looks like plastic' bit is merely a plastic cover... prevents hoses/wiring from chaffing on the eye :y
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terry paget

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Re: HG change on a 2.2
« Reply #13 on: 24 August 2015, 18:05:51 »

So this plate is attached to the head. I hoped it was attached to the block.

Both :y

I don't see the clip, perhaps it will become obvious when I lift the head.
Is it really attached to head and block? If so it means I cannot remove the head without detaching it from one or the other. That will mean removing the scuttle and probably wiper motor to get access.
You kind of want to get eyes on and it disconnected before moving the head to avoid damage to the loom and/or plugs tbh.  Loads of space around the 2.2 in the miggy engine bay.  Climb on top if you have to (I have to for kitty ::))
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terry paget

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Re: HG change on a 2.2
« Reply #14 on: 24 August 2015, 18:08:19 »

My reply got buried there. Please confirm that the EGR plate is attached to both head and block. If so I shall have to detach it to remove the head.
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