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  #1  
Old 09-09-2012, 01:16 PM
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Default How deep?

Hi all,
I was wondering how deep into water I can safely go with my stock LR3 (no snorkel).
Thanks,
-Ben
 
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Old 09-09-2012, 02:28 PM
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I believe it's 27.6 inches. should say in the owners manual
 
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Old 09-09-2012, 07:30 PM
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How do you get that far under water when the exhaust is about 12" off the deck?
 
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Old 09-09-2012, 09:05 PM
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From the LR3 promotional brochure (LR3-Pocket Facts.pdf):

Maximum wading depth 27.6 in. (700 mm) with EAS in Off-Road mode

But in owner's manual:

Caution: The maximum advisable wading
depth is normally 600 mm (24 in.), but can be
700 mm (27 in.) where the vehicle is fitted
with air suspension and operated at Off-road
Height. Regularly wading at a depth greater
than the maximum advisable wading depth is
not recommended.
Severe electrical damage may occur if the
vehicle remains stationary for any length of
time when the water level is above the door
sills.
Before wading, ensure the electronic air
suspension* is set to off-road height.

Other notes are contained in the owner's manual. like keeping up a steady speed to cause the bow wave to form and continue, etc.
 
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Old 09-10-2012, 09:51 AM
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Originally Posted by bamaboy473
How do you get that far under water when the exhaust is about 12" off the deck?

The exhaust can be submerged, just don't turn off the engine.
 
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Old 09-10-2012, 11:55 AM
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Originally Posted by ktm_525
The exhaust can be submerged, just don't turn off the engine.
...or stall out Can they sit at idle speed that far underwater and not stall from too much back pressure?
 
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Old 09-10-2012, 01:12 PM
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nope. wont stall. stuck here for a good 30 minutes

 
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Old 09-10-2012, 07:03 PM
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Thank you very much for the replies and info!!
-Ben
 
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Old 09-10-2012, 08:17 PM
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Default Not for too long when in this deep.

When you get in this deep, the air bubble under the bonnet tends to compress. As it is, the tranny computer is probably getting damp right now so ....

Also figure on replacing the oil/water mix in the front and rear differentials. Somehow moisture seeps in and rusts the bearings - that is even when you do not go swimming. The link below relates to a service bulletin re installing the newer front diff air vent.

DISCO3.CO.UK Photo Gallery - Breather Cap Front Differential installation

One should give consideration to egress should the 3 stop. In this case, the sun roof is not available due to the roof rack. Opening the doors will somewhat dampen the interior. If you ever wondered why the 3 needs to be so heavy, this may provide the answer - the VW Bug thing is just not all that cute in this situation.
 
Attached Thumbnails How deep?-d3-wading-over-hood-water.jpg  
  #10  
Old 09-10-2012, 08:30 PM
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Originally Posted by bbyer

Somehow moisture seeps in and rusts the bearings - that is even when you do not go swimming.
Its called humidity.
There is air inside the diff, there is moisture in the air, this moisture will condensate and collect on everything.
If left undriven for if only driven on short trips it will never evaporate out of the diff.
Everytime you drive and the diff gets hot the oil expands and pushes out some of the air and moisture with it, when it cools it sucks air back in...along with moisture.
This is why the hub or pinion seals leak when the axle breather is clogged, the pressure inside the diff pushes out the weakest spot.
 


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