if your getting that much water thru, id be leaving the hyclone looking thing in, that would be one less thing to stop the water geting to the filter,
Last Saturday it was raining quite heavy so i took the disco to get to work - 12 kms from home.
When the rain stopped,i open the air box in order to remove the hiclone thing that Land rover fits inside and see what other mods i can take.
I have a mantec snorkel fitted and imagine my surprise when i found quite a few drops of water at the bottom of the airbox.
I have installed the snorkel my self and i am certain of the good sealing.
Although the disco was parked outside for 1 hour under heavy rain,i don't thing the water poured down the snorkel tube,because no water was found under the hiclone thing,where the td5 airbox has a drain hole - bone dry there,so i suspect that water was sucked during driving to work.
It also seemed that the water was sprayed inside the airbox and then settled as drops-tiny water pudlles at the bottom of the airbox while parked.
Has anybody experienced something similar while travelling under heavy rain??
Can the engine be harmed??
It wasn't a fish tank but not dry either - the paper filter element seemed dry also,but i drove it for only 12 kms..
Last edited by fatman; 27th September 2010 at 03:05 PM. Reason: added more Q's
if your getting that much water thru, id be leaving the hyclone looking thing in, that would be one less thing to stop the water geting to the filter,
I wondered about very heavy rain when I first installed my Safari. We get serious rain and floods around here. Inside the air box there are some suggestions of moisture lines in the dust but nothing on the filter. I don't slow down in heavy rain but the instructions that came with it tell you to slow down in heavy rain, I guess to prevent what you are concerned about, I don't worry now days at all. The worst thing is going through the moth clouds we also get. There is no problem when you get the air from under the front guard but fresh down the snorkel can catch a lot of moths!
My Safari snorkel air intake is turned sideways (inwards) to help prevent rain getting in. This does not affect performance or economy - just looks a little odd!
I will probably fit a Donaldson pre-cleaner before I go outback next Year to further reduce dust and water getting into the filterbox. Not sure about the Mantec designed snorkel though but I assume the above may help.
Cheers
Simon
2003 D2a TD5, ACE, SLS, Vienna Green.
From when I built a snorkel for my mate's RRC I saw the snorkel head had slots to let water out that hits the back wall of the head. The pipe fits into the head far enough to allow a drip gutter as it were to form around the pipe. That's why you see relatively little bulk water in the air cleaner.
Could be the silly dump valve on the bottom of the airbox (in wheel arch) in heavy rain / spray etc water can get "Up" that easily. Check its clean and seals ok, if not remove it and fill it with silicone / refit
the purpose of that "hiclone thingy" is to spin the air, just like the hiclone advert says its ment to thereby increasing your fuel effeciency and giving you more power however unlike the hiclone we are not trying to get more effeciency from spinning the air we are trying to centrifuge any heavy particles out of the air and have them settle out and sit at the bottom of the air box.
The duck bill should self close and act as a one way valve letting water and debry out but not in. It is supposed to "suck" itself closed and if yours is any good you should notice it flexing inwards a little when you give the engine a rev, if it doesnt it needs replacing.
Dave
"In a Landrover the other vehicle is your crumple zone."
For spelling call Rogets, for mechanicing call me.
Fozzy, 2.25D SIII Ex DCA Ute
TdiautoManual d1 (gave it to the Mupion)
Archaeoptersix 1990 6x6 dual cab(This things staying)
If you've benefited from one or more of my posts please remember, your taxes paid for my skill sets, I'm just trying to make sure you get your monies worth.
If you think you're in front on the deal, pay it forwards.
Urban Panzer the duck bill-dump valve is filled with silicone sealant,so it can't open but in a way that can be removed for inspection etc.
Blknihgt,you 're right for the reason this hiclone thing is there,in my case the water didn't pour down the snorkel,didn't enter through the dump valve (totaly dry there,where water normaly settle),and yes the hiclone thing was all wet,so when incoming air draw rain water,it got centrifuged and "predried",so YES it works and will stay in place,no airbox hacking for me
The dremel goes back to the box for now..
Thanks everyone![]()
Terraferma do a filter for the top of the safari snorkel as a pre filter to the main dust filter (air box) and I guess it would also prevent the water from just pouring down the tube....
Just a comment. For what its worth the Safari advert blurb says--"all safari air charge rams feature a highly effective water seperator system built right into the air ram in order to remove rainwater from the incoming air stream thus ensuring safe engine operation even thru the most torrential tropical storms"
They dont give any info about what the system is or how it works. They also mention rotating the air ram around in cold conditions to prevent snow blockages.
Discolaw
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