A thought on refilling the coolant.

Technical questions and answers about the Mazda Bongo

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maxheadroom
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A thought on refilling the coolant.

Post by maxheadroom » Tue Apr 15, 2008 6:28 pm

Had one of those thoughts as you do on refilling the coolant. :idea: :idea:
As there seems to be a problem for some / all Bongo owners when they refill the coolant. Why not remove the temperature sender unit on the head when refilling. This seems to be one of the highest points and could help remove air locks.
What does anyone else think, be gentle with me, especially if this has been mentioned before :oops:
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haydn callow
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Re: A thought on refilling the coolant.

Post by haydn callow » Tue Apr 15, 2008 6:48 pm

Makes good sense to me......However, I think the single most important thing is to ensure the Thermostat opens. I belive that in many cases this is not being checked and leads to all sorts of problems. If you ever do bleed the coolant, the job is done within a couple of mins of the stat opening. It can take 20/30 mins to make this happen.
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Re: A thought on refilling the coolant.

Post by scanner » Tue Apr 15, 2008 6:49 pm

maxheadroom wrote:Had one of those thoughts as you do on refilling the coolant. :idea: :idea:
As there seems to be a problem for some / all Bongo owners when they refill the coolant. Why not remove the temperature sender unit on the head when refilling. This seems to be one of the highest points and could help remove air locks.
What does anyone else think, be gentle with me, especially if this has been mentioned before :oops:
Ever owned a BX Diesel?

The reason I ask is that in effect that is what you do to bleed the cooling system on one of those.

It isn't actually the temp sender, but a bleed screw in the thermostat housing right next to it.
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Peg leg Pete
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Re: A thought on refilling the coolant.

Post by Peg leg Pete » Tue Apr 15, 2008 9:27 pm

I agree with Haydn, once the stat opens bleeding the system is easier, as long as all the system is well and truely flushed, rad and header tank caps are o.k., all hoses sound,rad in good order, water pump working fine, etc :wink:
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Re: A thought on refilling the coolant.

Post by lizard » Tue Apr 15, 2008 9:35 pm

Yes, I would like to have mine flushed out again, local garage did this a few weeks ago, not to sure of the condition of the rad and not sure if it is a bit bunged up or not. Bit worried about having a go at this at the moment. 8-[
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Peg leg Pete
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Re: A thought on refilling the coolant.

Post by Peg leg Pete » Tue Apr 15, 2008 9:38 pm

Shame we live so far apart, would gladly help :wink:
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Re: A thought on refilling the coolant.

Post by lizard » Tue Apr 15, 2008 10:03 pm

Thanks for the offer :) :)
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