Showing posts with label manual transmission. Show all posts
Showing posts with label manual transmission. Show all posts

Friday, August 19, 2016

A procedure to help you fault find your gearbox & manual transmission problem(s)

Gearstick stiff? Gears Not engaging? Soft clutch pedal?

If your clutch pedal is down or soft it could be a lack of pressure in the hydraulic system (hydraulic system=fluid reservoir+slave cylinder+pipe+master cylinder ). 

But this would be guessing an guessing with mechanic repairs is waste of time, energy and money.

1/ check the clutch fluid level in the reservoir > If level is low there might be a leak

2/ check for leaks around all connections of the hydraulic system. Clean up everywhere and give it another chance to leak (time or a little ride?) so it becomes visible.

 If you find a leak there might be air in the system > This make the clutch hard to operate.

3/ Bleed the air from the system (it’s an easy task and this potential fault will be either fixed or ruled out).
For bleeding there are 2 ways : 
1/pumping the clutch pedal method
2/using a one-man-bleeding kit
(google these or I can send you links on how to do this)

If bleeding doesn’t sort the problem out, it can be due to either the slave cylinder (at gearbox bell housing level) or the master cylinder (fluid reservoir level) or both. Although these 2 are strong and don’t usual fail. Mechanics often replace both. (BUT for us LDVers it can prove difficult to find the right part - but not impossible). Check out http://www.rimmerbros.co.uk (they stock rover parts which is what we have on our pilots SD1rover gearbox LT77 or R380 - check the manuals on LDV files).
If you need replacing parts you will first need to identify your gearbox (a ref number is stamped on it and you can cross reference it with manuals)

This is the easiest bits to do. As in where you don’t need to take the gearbox down to replace parts inside (although this is not very hard to do but more work).

The next easy is to check and replace the selector shaft yoke (although this is hard to find new).
If the cylinders are ok, it can be the nylon bush in the selector shaft yoke (nylon wears off but you need replace the whole yoke as what Im holding on photo).

you might as well check the levels of AND replace the gearbox oil (with the correct one). I have a good link for a video on how to do this and which oil to use assuming your gearbox is a R380.

If none of these work out, It can also be  the clutch arm pivot, the fork, or even the clutch disc that need replacement.  All these are inside the gearbox.


That's a near enough diagram of your hydraulic system so you get an idea (I assume your Pilot is similar to mine from your photo).


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note: I try the best I can to follow professional experienced mechanic guidance and advices but I'm NOT a qualified mechanic, this is what I figure out as I work on my vehicle using all available help around me, real people, written manuals, online videos etc)

Saturday, April 23, 2016

Toolbox of Land Rover videos for LDV vans owners

I have found this youtube channel (below) very useful and informative:
Land Rover Toolbox Videos
The videos are professionally made, clear and to the point and have lots of tips.
It has  helped me find out about my gearbox and steering so far.

Here is a video that show how to refill your R380 gearbox oil:


and one about steering check basics:



Check it out!

As Darren from Club LDV often reminds us (!!!), LDVs has lots in common with the Rover SD1
(they share British Leyland group heritage) - Rover SD1 infos and more infos

Although they know little about LDVs they do have corresponding parts (at cheaper cost) so you might want to take a look at the Rimmer bros online shop that sells SD1 parts.
(Note: This is NOT advertising, just sharing knowledge).


Tuesday, July 7, 2015

Gearbox - How does a manual transmission clutch work?

What is a manual transmission clutch and how does it work?

If you are like me you can drive for years and have a 'feel' or a basic understanding of that is a clutch
but you still don't understand what it really is on a vehicle and how it operates.
I'm done with daily use of things I don't understand so I looked on the net for readings and among others, I found this article and very straight to the point video from Howstuffwork.
It tells and shows the various parts flywheel, crankshaft, input shaft, pressure plate, clutch disc and explains how friction is used to connect elements and get power to your wheels for spinning.


So now you should know what is really happening when you hear a horrible grinding noise:
it's the sound of the friction between the flywheel and the clutch disc which is made of ceramic based materials in today's cars (asbestos in some older cars).

If you still don't get it, have a read of this article about transmission on Howstuffwork
and watch more videos.




If you prefer real images to animations, watch Ericthecarguy's very articulate take on the topic