1996 Turbo R smelly heater!?

1996 Turbo R smelly heater!?

Author
Discussion

roygarth

Original Poster:

2,674 posts

254 months

Thursday 29th November 2012
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As the heater/air con warms up there's a slight smell. Any ideas what it could be! Dead mouse?!
Thanks

1000foot

35 posts

143 months

Friday 30th November 2012
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Almost certainly a small leak from the heater matrix.Does it mist the windows after a drive when standing ?

Mine ( 1990 turbo R ) has been a bit smelly for a week or two now , I have a replacement to fit as soon as I can.

If this is the case with yours , dont leave it too long as the leaking coolant can damage the printed circuit board that controls the heating system.


roygarth

Original Poster:

2,674 posts

254 months

Friday 30th November 2012
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Thanks for that, how much should part cost and how long dies it take to fit? Tks.

1000foot

35 posts

143 months

Friday 30th November 2012
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Well now , thats a question !

Ebay purchase of a used matrix , then a local radiator recon job set me back a mere £110 , plus two gasket and seals from Flying Spares.

As to how much of a job ................I will let you know. It looks like the matrix was the first thing the factory fitted to a bare bodyshell !

Realistically , Im hoping a day should do it .

1000foot

35 posts

143 months

Sunday 23rd December 2012
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Yes , I have done it. Fitted a recon heater matrix in the old girl today.

Factory time is two and a half hours , and the next one will be inside that time.
Nothing to be scared of , just work methodically and be observant.

Initial difficulty is removing the organ stop/dash retainers , but after that is no problem.
Make sure you have four gaskets to hand ( seals pipes to matrix either side of heater box ) and two rubber o rings.Also replacement foam , as that will be soaked.

Probably took longer cleaning around back of the dash etc...............


1000foot

35 posts

143 months

Tuesday 1st January 2013
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Hi , the only way to confirm that the matrix is leaking is to strip off the top roll etc , and inspect it . Diagnosis is all important on jobs like this , otherwise itll cost limbs to check it out !

Typically , a leaking matrix will smell of antifreeze when warming up , will give a mist/film on the windscreen whilst driving and lastly , the windows will mist up after a journey when standing.

You probably wont even notice the coolant level going down , as it only takes a few drops of coolant to give the above signs.

Mine was only "weeping" on the edges of the matrix , but as mentioned before , the foam insulator was soaked in coolant.

Hope that this helps in your decision..............................

roygarth

Original Poster:

2,674 posts

254 months

Thursday 3rd January 2013
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1000foot said:
Hi , the only way to confirm that the matrix is leaking is to strip off the top roll etc , and inspect it . Diagnosis is all important on jobs like this , otherwise itll cost limbs to check it out !

Typically , a leaking matrix will smell of antifreeze when warming up , will give a mist/film on the windscreen whilst driving and lastly , the windows will mist up after a journey when standing.

You probably wont even notice the coolant level going down , as it only takes a few drops of coolant to give the above signs.

Mine was only "weeping" on the edges of the matrix , but as mentioned before , the foam insulator was soaked in coolant.

Hope that this helps in your decision..............................
Thanks again. How would you describe smell of antifreeze?

1000foot

35 posts

143 months

Thursday 3rd January 2013
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Sickly/sweet I suppose. A lifetime fixing cars , and it becomes second nature really !

roygarth

Original Poster:

2,674 posts

254 months

Friday 4th January 2013
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1000foot said:
Sickly/sweet I suppose. A lifetime fixing cars , and it becomes second nature really !
I'm pretty sure this is problem I have. Does it tend to smell at warm-up ie 5/10 mins into journey and then smell go away for rest of journey?

1000foot

35 posts

143 months

Friday 4th January 2013
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Yes , thats a pretty accurate way of describing it . Shame youre not nearer to darkest Somerset , or I could have a nose !

roygarth

Original Poster:

2,674 posts

254 months

Monday 7th January 2013
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1000foot said:
Yes , thats a pretty accurate way of describing it . Shame youre not nearer to darkest Somerset , or I could have a nose !
Yep, you couldn't be much further away from north Norfolk and I can't think of an excuse to visit the West Country...but thanks anyway, will get it sorted.

keith9849

97 posts

151 months

Tuesday 22nd January 2013
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Roy

Did you manage to sort your heater-smell/'misting' problem? My Turbo suffers a similar mjsting problem, but there's definitely no smell, so maybe it's rainwater getting in?

keith9849

97 posts

151 months

Friday 25th January 2013
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Roy

I have seen suggestions elsewhere of water failing to drain away from within the scuttle, and alternatively a blocked aircon drain resulting in moisture getting into the heater system, but with these cars there are so many possibles that the mind boggles!

I haven't even been able to locate the scuttle drain holes in my Turbo R, and TSD4700 isn't exactly user-friendly!

roygarth

Original Poster:

2,674 posts

254 months

Friday 7th June 2013
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keith9849 said:
Roy

Did you manage to sort your heater-smell/'misting' problem? My Turbo suffers a similar mjsting problem, but there's definitely no smell, so maybe it's rainwater getting in?
Yes, I had new front and rear windscreens fitted (£££ouch!) and smell has gone. Plus rear heated screen is working again so no misting up!