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Mohawk system 1 help

tiemishuu

New member
Joined
May 17, 2020
Messages
4
Location
CA
Hello all I am fairly new to this awesome forum and have found some great things here. I am in need of some help from anyone who may have dealt with these single line lifts from Mohawk. I had reached out to Mohawk twice but have never received anything back from them.
I purchased this system 1 about 4 months ago from the daughter of the owner of the lift. Was a great price was already down and ready for loading so I swooped it up for a 1st lift at the home.

I have had it up for a month now and have been trying to troubleshoot getting both sides to go up.
The issue is when I go to lift up to work on bleeding the system only one side where the motor is mounted will go up. I have mounted the power unit to both columns and get the same issue with only the side going up where the power unit is mounted. I have the manual and follow the instructions with having to raise the side with power unit all the way up then attempt to bleed the system from the opposite cylinder.
I thought maybe the power unit was bad since it would start to scream and sound like it was grinding after the first cylinder goes all the way up so i replaced it with a universal unit but having the same issue minus the screaming and grinding of the power unit now.
Upon looking at the manual it shows two different size cylinders and one having a block off but both these cylinders are identical.
I had reached out to the daughter of the original owner to ask what it could be but did not get much other than being told he would run both cylinders up and down a few times and was always good to go.

I have been sure to not run out of fluid when running the 1st cylinder up and have disconnected the opposite side with a tube coming back to reservoir and not have had much air coming back and fluid runs through at a good flow rate.

I do see when running the main cylinder up and using the release valve it will only come down a inch or two and not all the way down to rest on lock.

Any tips or suggestions would be greatly appreciated with only one side ever going up.

In the manual it shows the line going from main cylinder to the opposite side going into that velocity fuse at the bottom.
 

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tiemishuu

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May 17, 2020
Messages
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Location
CA
A few more pictures
 

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Dave in Indy

Member
Joined
Sep 20, 2013
Messages
18
Location
Indianapolis
Your hydraulic line is not hooked up correctly. The extra "blocked off tube" in picture 8 is for connecting the hydraulic line on the slave side whether you run lines underneath the floor or overhead. This lift has a master (power unit side) and a slave side. When you power the hydraulic pump, the fluid runs to both the master and slave simulaneously. Here's a manual that may help you:

https://mohawklifts.com/library/manuals/System_I-System_II-6-1987.pdf

edited to add link to manual for later version that may help also:
https://mohawklifts.com/library/manuals/system1a.pdf
 
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tiemishuu

New member
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May 17, 2020
Messages
4
Location
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Your hydraulic line is not hooked up correctly.

Thank you for the response I really appreciate it. I looked through some pics of the original ad but not a whole lot of help as I can see he didnt have that line poking out the back so I assume it was inside the channel. I did have those manuals already and had read them over a few times. Hope tomorrow to try the way you suggested.
 

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jdsac

Well-known member
Joined
Mar 2, 2011
Messages
565
Try calling them, they can blow off an email, but if you call, they would have to talk to you.
 

kknight1130

New member
Joined
Mar 17, 2026
Messages
1
Hi I hope you got this resolved but if you didn't I have one of these lifts and I can send pictures of how the lines route. Yours are not routed correctly.
 
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