Am I missing a belt?

Technical questions and answers about the Mazda Bongo

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Matt&JoyBongling
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Am I missing a belt?

Post by Matt&JoyBongling » Mon Feb 12, 2007 12:16 pm

While trying to sort out a battery problem, I found a mangled fan (type) belt close to the alternator. Can some one advise how many belts should be visible under the passenger seat and whether, from this picture, it is clear that I am missing a belt (and if yes, what it does)?

I had a strange noise for a very short time while driving at the end of last year but have not driven more than 4 miles since.

Image
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Veg_Ian

Post by Veg_Ian » Mon Feb 12, 2007 12:35 pm

Matt

there should be two belts to support the crank, alternator, aircon compressor as can be seen from your missing photo.
moonshine

Post by moonshine » Mon Feb 12, 2007 12:54 pm

I would get it replaced fairly soon, as currently all the load is being taken by one belt, and assuming it is the same age as the lost one, that could go at any time too.
Matt&JoyBongling
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Post by Matt&JoyBongling » Mon Feb 12, 2007 12:55 pm

Thanks. Are two required so that one can be a back up or do they also serve different needs as well as the crack, alternator and aircon?
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Veg_Ian

Post by Veg_Ian » Mon Feb 12, 2007 1:10 pm

Backup and to share the load. Pretty good idea really.
neil/di
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Post by neil/di » Mon Feb 12, 2007 1:41 pm

I would replace them both just to be sure and for peace of mind.Do you know when your cam belt was last replaced :?:
Neil
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Matt&JoyBongling
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Post by Matt&JoyBongling » Mon Feb 12, 2007 3:12 pm

I do not know if the CAM belt has been replaced but have one that will be fitted. However, the mechanic needs details about tensions etc. and I have not found out what they are yet.
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bongolow
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Post by bongolow » Mon Feb 12, 2007 3:19 pm

However, the mechanic needs details about tensions etc. and I have not found out what they are yet.
Available on a fact sheet in the member's area. Also belts available through the club.
rwill19050

Post by rwill19050 » Tue Feb 13, 2007 12:20 am

Basic good engineering practice..... Never replace one belt, always the pair (or three or four or... ) as the existing belt will definitely be stretched, so you will never get the tension correct (and probably buxxer up your bearings trying.)
Cheap job, lot's of woe's :shock:
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