Wednesday 29 March 2017

Td5 D2 engine - Fitting the ProVent (2)

Finding a location to mount the ProVent into the Td5 Discovery engine bay was easy enough. Use was made of the space available on the bulkhead where an existing mounting bracket is already used by the fuel inertia cut-off switch.

The ProVent is shown mounted to the bulkhead next to the Turbo heat shield. The pipework has yet to be connected and will remain so while a suitable angled adapter is sourced for the lower drain pipe. This delay provides an opportunity to check how suitable the install is and if the fabricated bracket is up to the task of supporting the ProVent.


Another view of the install showing the 'piggy-back' arrangement with the fuel inertia cut-off switch on the bulkhead. The blue tape was used to catch any fixings that 'escape'  from the fixing process. A few days ago I managed to loose one of the original fixing screws in the engine bay so decided to take no chances.


A bracket was fabricated to 'piggy-back' onto this mount and once the arrangement was agreed, it was given a coat of Matt black paint. 

The squared enclosure has moved to a more central position. In addition, a piece of rubber matting was fabricated to fill the gap at the bulkhead mounting caused by the raised plastic lugs. The circular bracket shown above is supplied with the ProVent, everything else was fabricated.


Two views showing the bracket being assembled in place. A bit more fiddly to mount then I thought it would be, but perfectly do-able. I used some blue tape as a safety net to catch any nuts/washers that broke free.

I mentioned earlier that one of the original mounting screws was lost in the engine bay (somewhere down under the air filter box). I sourced some replacements using the other original screw as a guide...


Feel that I am asking a lot of these little screws to basically secure the ProVent to the bulkhead and I worry whether the extra bulk and weight will be a problem that may need solving with a completely new mounting?

Despite its size, the ProVent body is made from lightweight plastic (pa gf) and is rated to 120°C, but can withstand 140°c for short periods. That should be enough to withstand the ambient heat from the nearby exhaust.

Once the pipework is connected, the pipes themselves should provide a stiffer location for the ProVent.

Time to watch for the postie...





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