I have done no checking at all. Even without a load on it it doesn’t seem to
raise nearly as far as it should. I’m suspecting low fluid. I will see if I can
figure out where to check it and add more.
Sent from my iPhone
> On Oct 7, 2023, at 5:11 PM, G Mann via Mercedes wrote:
>
> Typically, they are an air over hydraulic jack... the air pressure operates
> a piston which operates a hydraulic pump, which does the actual jack work..
> If the jack does not hold pressure after jacking and bled down, that should
> indicate an internal leak at the check valve, or whatever the manufacturer
> calls the valve that holds hydraulic pressure until it is released. [bring
> it a little closer to the computer so I can take a better look at what you
> have.. haha ]
> The hydraulic side could be low on fluid, have you checked?
>
>> On Sat, Oct 7, 2023 at 11:58 AM Kaleb Striplin via Mercedes <
>> mercedes@okiebenz.com> wrote:
>>
>> This alignment lift has 2. The read one I connected air to and it tried to
>> lift the back of the car but didn’t seem to have enough power. When raising
>> as soon as the handles are released it starts dropping. It has a 3rd middle
>> handle for the release which appears when it’s raised to certain levels it
>> catches on a safety lock, to release it appears you raise jack off the lock
>> then you can move the release handle. Do these operate strictly air or is
>> it driving a hydraulic cylinder? The front one has its air connection
>> fitting broken off which I need to mess with. These jacks are pretty
>> expensive to buy at a grand more more each from what I can tell.
>> Sent from my iPhone
>>
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