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New MaxJax Upgrade for MaxJax V1 Owners

Dolfan

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May 21, 2010
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465
Location
Greater Atlanta
I’m back with what I hope is another helpful post and product for MaxJax users. You may remember my original post here in GarageJournal some 10 years ago when the MaxJax was a very new product. That post went through the entire process from transporting, installation, and use. You can see that item here MaxJax V1 Install and Comparision

My original MaxJax was the best tool in my garage. I did some work on my 4-post lift and I far prefer working on a 2-post lift, except for simple things like a fluid change. My original MaxJax cylinders began to leak and I needed to get them serviced. I reached out to my contacts at BendPak for some technical information on the cylinders. As we began to talk, they said it might be better to just go ahead and upgrade to the latest MaxJax. The team at BendPak told me the new product could be requested with product number MJ6-SW. SW indicates MaxJax Switch. While that was a great idea and adding some of the new features would be nice, I really didn’t want to redo the concrete or anchors as the latest MaxJax uses a different mounting plate and hole pattern.

The BendPak team realized that there are likely other people like me who might want to upgrade to the new features but didn’t want to redo the mounting plates. Something like a plug-n-play solution. So, the BendPak team worked with their engineers to build a new MaxJax item that combines the older baseplate with the new MaxJax lift features, like the integrated safety latches, multiple standard lift positions, and other improvements

The BendPak team built an initial version as a prototype for me to drop into place and document the process and any issues that an existing MaxJax owner might experience while upgrading. Then they could offer this new product to the public.

Step 1: Transportation and Unloading

Well, this is almost the same as the original but like me, many of you should be able to make this process a bit easier. The shipping crate fits in a standard pickup just fine, which allowed me to pick it up from the shipping depot. But as many DIY people, I find myself doing many things myself and sometimes ask my wife to lend a hand with items that aren’t super heavy (or greasy) 😊 So I unboxed the crate and broken it down in the bed of the truck, pulling out all the items that can be lifted by hand to make room to work on extracting the lift posts. Once I was down to just the posts, I jumped ahead a step and installed the post wheels before I got the posts out of the truck, which helped me as I dropped the posts out of the truck.

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This is where things should be easier for MaxJax users. I used my MaxJax 1.0 to lift and then drop the MaxJax 2.0! No extra equipment needed like an engine hoist. I put the arms together and used a piece of plywood to make a raised platform to pull the post off the truck and then steadily lower the post to the ground. It’s a super easy and smooth process.


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Step 2: Assembly

Next, I assembled the power unit. This step helps to get a bunch of parts together and since it is mobile, I can move the unit out of the way to get on with the heavier work. The power unit assembly is pretty simple to do. The only potential issue is lining up the hose from the pump to the distribution box. I chose to leave a bit of an angle to the fitting to help the hose maintain an easy curve that won’t stress the hose ends much. And with all the hydraulic fittings, the thread sealant that is included is a nice upgrade from the previous product.

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Next is the heavier work on the posts and cylinders. I found it good to lay the post down on something to make it level, which makes the removal of the cylinders go smooth. Once the cylinders are out, all that is left is to assemble the fittings together and then attach them to the cylinder.
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This is where just a little planning on the direction of the hoses is helpful but remember you must be able to insert the cylinder with the attached fittings. If you tighten the fitting assembly and it ends up at 90 degrees to the cylinder, you probably can’t get it through the opening. So, plan ahead with how you tighten the series of fittings on the assembly. If you have a vise, use this to get these together and to tighten them. I tighten the quick connector to the 45 fitting completely (green arrow) because this position won’t move. But the other connections (yellow arrows) will change the orientation of the complete fitting and make the assembly easy, so I tightened these but not 100%. That allowed me to “tweak” the tightening of the entire assemble when in the cylinder and to have it in the direction I wanted.

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Once the cylinders are in place, you are ready to continue with the next step.


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Step 3: Integrated Safety Lock

Now for the new feature; the integrated safety lock mechanism. This is a nice upgrade from the metal rod on the original V1 MaxJax and only two locations for the rod. I know some people modified the posts, but I didn’t. Assembly of the mechanism is pretty simple, but I did come up with a few tips I think helped. The first tip is to place masking tape where the end of the springs hit the posts so that while assembling and moving the springs you don’t scratch the posts. The second tip is to get one spring in place with the rod and only insert it through one side of the bracket. The tension of the spring will hold it in place. Then it is easy to put the locking assembly in, lineup the hole, push the pin through, add the second spring and cotter pin and you are done!


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Continued on next Post
 

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Dolfan

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May 21, 2010
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Greater Atlanta
Step 4: Mounting the Posts

At this point, you get to skip the big step of drilling concrete and installing anchors since we are using the existing set of anchors. So, I moved the post over the holes and start lining things up.

One important thing to note here is that the V1 MaxJax base plate had holes that were large (I think they were about 25mm) but the V2 base plate has holes that are 19mm. If your anchor placement is good, then it is no sweat. However, if you were off with your placement, you might have gotten away with it given the 25mm holes, which gave you more wiggle room as the bolts are smaller than the holes in the plate. In my case, I got 4 of 5 bolts started in one post and then just pushed the post with my leg and got the other to drop in, all tightened up great. The other post was a bit closer and one spot was real tight on the side and made it tough to thread, so I pulled the post and used only a Dremel tool with a carbide bit to remove a small amount of material on one side of a hole. I’d guess that I removed no more than .5 to 1mm. I have to blame my anchor layout as this was the one I did first 10 years back and I know the drill I was using wobbled on me and the holes were not as accurate as they should be so that’s on me! But after a little massage, I put some touch-up paint in the hole for good measure and it went in like a champ.

In the picture, you can see how the holes for the bolts are smaller than the MaxJax 1.0 holes but it all lines up.


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One thing I like to do in the setup is to really concentrate on leveling the post. Last time I used just my 4’ magnetic level but then I remembered I had a post level for doing fence work and added it so I could get all directions looking good. Nice addition if you have one to make the job even easier.
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As for the lines, like many people, I like to position my power unit in a good place for me and in my case that means I need one line to be extended about 10-12’. So, I picked up the proper hose and fitting to extend the line. I don’t run the lines up onto the ceiling as some people do and I only have to contend with the one side having a line in my traffic area but for 10 years it’s not been an issue so I’m not changing. The one thing I find that is worth adding is the 90-degree connectors onto the hose ends. It allows the lines to sit much flatter to the ground, removing a loop and tripping hazard.

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Step 5: Bleeding and Test Run


Now that it’s all assembled and the fluids are filled, it’s time to test and bleed the system. This is a simple process and in this case for me it went quickly. I ran the lift up about 8-10 inches and I like to stand on the lift to help at least apply a little weight and bleed the cylinders. It is pretty simple with just an allen wrench and I do this a few times after raising and lowering to make sure I remove all possible air from the system. Although I will say that after just two times bleeding, I really didn’t get more after that.


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So, 10 years ago when I installed the first MaxJax I used my wife’s VW Passat as the test vehicle, Yes we didn’t care for it all that much and so it got to be the test mule. Now I can’t say that I have a clear test vehicle that I’m not worried about, so I decided based on weight and my BMW M3 race car is for sure the lightest car I have at only about 2775# so it gets first shot.

I lift that car and keep the level on the back of the post so I can verify if there is any movement, and in this case no issues as I expected, the lift posts are rock solid. Then I like to leave the car on the system not yet onto a lock and verify all the connections are leak-free. I’m glad I did this as I did find the union where the extension hose was added to the provided hose had a small leak. I was able to get that tightened and then all was good.



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So, I’ve had the lift installed for about 2 weeks now and have done a few jobs on both my M3 and my team’s e30 race car. I really like the new system with having the safety stops built into the lift. Only having the two provided holes on the original lift was limiting and this change is great.

The better quality hydraulic disconnect ends are also a nice upgrade. The original ones on the early MaxJax were difficult to get to go right on and catch and would always leak. Even though I rarely move mine it’s nice to disconnect the lines and not worry about an oil slick!

I also like the round jack pads. They maneuver much better than the square ones the previous lift had.

Overall, for me this was a great upgrade and gave me the new features without the need to cut out the concrete and start over due to different base plates. I’m excited to get moving on other jobs now with the new lift and I’ll pass along any thoughts that I notice along the way.
 

olytdi

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Dec 3, 2011
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Olympia, Washington
Appreciate your detailed write-up. So basically, this is just the entire new system with bolt-up capability to the old version anchor locations?
 
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Dolfan

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Messages
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Greater Atlanta
Appreciate your detailed write-up. So basically, this is just the entire new system with bolt-up capability to the old version anchor locations?
Yes, The idea is that you can get the newer features of the latest lift without the need to do any concrete work, it's designed with a base plate to drop right in place in the same location you have today.
 
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Dolfan

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Greater Atlanta
I wanted to share a short video that shows the new safety stop mechanism in the latest MaxJax. This is a nice improvement for users with the older manual method.


 

Attain

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Sep 3, 2015
Messages
1
Excellent article. I just installed my new MaxJax M6 in my garage, and I love it. It lifts my 5700 lb Tesla Model S with easy. I did sweat a little drilling the ten ⅞” holes; not because it was hard but because I did not want to make a mistake and ruin the concrete. Because I was not positive about the quality of the concrete and I have it covered in epoxy, I used the two-part epoxy anchor which worked beautifully. The only issue I had was that these bolts need 5” and so with only 4 ½” of concrete, I had to drill right through and then I had to use two epoxy tubes because some went under the concrete before I got enough epoxy in the hole to grab the anchors. If you have less than 5 ½” of concrete thickness and you plan to use epoxy anchors, I recommend that you buy the extra epoxy up front, as you do not want to stop half way through the installation. Thanks again for your excellent article and detailed description.
 

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tunerwithkids

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Great writeup. Did they charge full price for the upgrade or did you get a returning customer discount?

I recently pickup a used (6-month old) M6K and waiting to install. I had to warranty the quick connects since the previous owner somehow popped the retaining spring on both female ends.

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Dolfan

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Greater Atlanta
Great writeup. Did they charge full price for the upgrade or did you get a returning customer discount?

I recently pickup a used (6-month old) M6K and waiting to install. I had to warranty the quick connects since the previous owner somehow popped the retaining spring on both female ends.

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I can't comment on the product price for the upgrade, as yes I did receive special consideration to be the first adopter of this proposed product. I actually worked directly with their team making a few recommendations related to the base plate hole sizing and such. I didn't include the project name so that if anyone wants to contact BendPak to get an idea on pricing.
 
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Dolfan

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May 21, 2010
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Greater Atlanta
Your cylinders were leaking so they recommended a new lift? What discount did they provide for this write up?
Not exactly, I contacted them about the best route to handle the leaking cylinders. The conversation went to the newest model as maybe I might want to upgrade, but with me not wanting to do all the concrete work the idea was proposed by the BendPak team to create this option for people to move to a newer product without the issue of new concrete.

It's a good option if you want the newest features and don't want to change your installation.
 

Bill-banger

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Mar 22, 2014
Messages
35
Location
Fort Payne, AL
I haven't been on this forum for a while but just saw your post, I'm interested as I got my original MaxJax in 2011 I think and have delt with the leaking cylinders (both replaced under warranty) and uneven lifting(still happens) but it had met my needs with all my cars. I'd like to look into the conversion, do
I need to call Bendpak, email them or what? My last conversation with them was not great, I needed one replacement pad and they refused to sell me less than four. I got the impression they really didn't want to deal with owners of the original MaxJax and no mention was made of the upgrade. If you can give me a contact I'd appreciate it since the folks I've talked with don't seem to care.
 

Bill-banger

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Mar 22, 2014
Messages
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Location
Fort Payne, AL
Not exactly, I contacted them about the best route to handle the leaking cylinders. The conversation went to the newest model as maybe I might want to upgrade, but with me not wanting to do all the concrete work the idea was proposed by the BendPak team to create this option for people to move to a newer product without the issue of new concrete.

It's a good option if you want the newest features and don't want to change your installation.
You must have some special connection, I've just gotten off the phone with Bendpak in Mobile, AL and no one could tell me anything about this upgrade kit. One lady did tell me to fill out a parts request and they would reply within 48 hours. Otherwise, zip. I'm really interested since one of my replacement cylinders puked fluid all over the floor yesterday with NO CAR ON IT. Help!
 

Bill-banger

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Mar 22, 2014
Messages
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Location
Fort Payne, AL
A nice fellow from Bendpak in Mobile(Theodore actually) called me yesterday since I'd put in an inquiry to them about the upgrade kit. He knew nothing about it, passed me off to two or three others who didn't know either, and every time they handed me back to him. Final girl I talked with told me I needed to open a ticket in parts so I could get a part number for the kit. I doubt that will work, and the questions asked in the parts inquiry seem to indicate I have to have a Bendpak model of MaxJax and the numbers I enter for mine won't work.
 
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