MrWizard

Traveling

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Joined: 06/27/2004

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Thank you for the Tip
On my knees instead of squatting
Radiate The Happy
....
Connected using Verizon and AT&T
1997 F53 Bounder 36s
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MrWizard

Traveling

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![[image]](https://i.imgur.com/nxt0bH1l.jpg)
![[image]](https://i.imgur.com/jLO4uWdl.jpg)
No way to avoid the body flange, it covers the area where the airbag top bracket bolts to the chassis,
I'm not sure the body flange steel, is as mild as the chassis steel, I think it's harder steel,
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Stim

NE Florida

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Joined: 05/23/2007

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I have drilled a few hundred holes in semi frames mounting axles/equipment and I can't imagine using battery tools!
We used a 1/2" drill with a "D" handle AND put a chain around the frame through the "D" in a loupe. With chain tight you rotate the drill which forces the drill into the hole.
In your case you might try a rope around the frame and drill to get more force.
You also must use slow speed with lub.
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jeromep

Eastern Washington State

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Joined: 08/27/2020

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Stim wrote: I have drilled a few hundred holes in semi frames mounting axles/equipment and I can't imagine using battery tools!
We used a 1/2" drill with a "D" handle AND put a chain around the frame through the "D" in a loupe. With chain tight you rotate the drill which forces the drill into the hole.
In your case you might try a rope around the frame and drill to get more force.
You also must use slow speed with lub.
I've done a few holes in frames also. Had to get an electric 1/2" chuck drill with a side handle (not a "D" handle, but similar concept), plus the correct bits and lube. The electric drill with the right bits really makes all the difference. I don't think there are too many battery powered tools that will do what you are trying to do.
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RLS7201

Beautyful Downtown Gladstone, MO

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Joined: 10/26/2002

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I drilled my frame with a Dewalt 1/2" Li battery drill motor & Harbor Freight Titanium(?) (at least they were yellow/gold in color) drill bits. Maybe, just maybe the difference is, I have a Black & Decker drill bit sharpener that does a really nice job of putting an edge on my bits. Turn the bit slow and push hard.
The picture of the partially drilled hole looks polished on the bottom, where as it should show cut lines from the drill bit. Looks like the bit dulled before finishing the hole.
Another option might be bringing in a on site welder. Just need a little shielding. Wife's cookie pans work well...GRIN
Richard
PS: MrWizzard, what part of the country are you located in? We're spending the winter in southern AZ. (Q) in the cold (45ยบ) & the rain.
* This post was
edited 01/25/21 01:29pm by RLS7201 *
95 Bounder 32H F53
460/528 stroker
Web Master
MWPSchooners.com
First brake job
1941 Hudson
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MrWizard

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Southern California, wish I was visiting in 'Q', I think 2016 was my last trip there
First air spring bag is installed
New cobalt steel drill bits, made the difference
Finishing the first hole was easy, lower hole on left side of bracket
Drilling 2nd hole, wasn't too bad, thru the frame , no flange, fender washers to make a gap filling spacer,no body flange ( yes I worked counter clockwise from the first hole position )
Number 3 ,forward facing upper hole above number 2, for right side of upper bracket, thru body flange then frame, same as hole #1, that was a lot more work, than drilling just thru the frame , but the cobalt drills did the job, ##4 same thing,
Final bolt down and running the airline was easy
Hopefully
Doing drivers side today/Sunday,
Tried last weekend, could not get wheel lug nuts loosened
Bought an electric impact wrench, weighs 12.5# ,has 450 ft pounds of torque, with good luck I might not break an arm today, this side will require more prep work, there are.. brake lines and fuels along inside of frame member, don't want to damage those items
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MrWizard

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Still have not completed the 2nd install, the drivers side
But I did test the new electric 1/2" drive impact wrench, one by one, I loosened and tighten all 10 lug nuts on the driver side duals,
Other things have intervened and prevented me from have the time to complete the job
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MrWizard

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Lower back pain, pain in my right hand, and other chores, have halted all exterior RV work
Hopefully to be completed soon
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MrWizard

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![[image]](https://i.imgur.com/as6Mopbl.jpg)
![[image]](https://i.imgur.com/zofIKqAl.jpg)
Air lift, air spring, bag #2, drivers side installed completed,
This side was more complicated, outside of frame where the bag mounts, 3 electrical harness runs, a 2 wire power run for the external fuel pump installed last year,
Inside of the frame brake lines and fuel lines
Positioning and drilling were critical, one hole clipped the edge of the shock absorber mounting bracket, which faces forward from the axle on the drivers side, was not a factor on the curbside installation.
I have 70# air pressure in each bag, but plan on adjusting each bag up or down in the next few days after a little bit of test driving, I know the curbside is the heavy side and will need more air than the drivers side, I run fully loaded most of the time, so once I get it set, I won't need to be changing the air set points, just check and maintain them, fleet wood designed this thing as rear end heavy, curbside heavy
* This post was
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edited 02/15/21 10:37am by MrWizard *
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