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lost in the woods (67.233.187.206)

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Posted on Sunday, August 24, 2003 - 8:30 pm:   

I have 72 mc7 wiyh a drooped center aisle . what is the easiest way to replace the floor?
RJ Long (Rjlong) (24.127.74.29)

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Posted on Sunday, August 24, 2003 - 9:11 pm:   

Buy an MC-9. . . LOL

Seriously, look at the "roof" of the baggage compartments. If it's flat, then the seat platforms are non-structural. If it's not flat, then the seat platforms are structural, and removing them will affect the overall integrity of the coach, unless sufficient reinforcement is included to replace what is removed.

My opening humorous statement actually has some truth to it, as it would be easier to buy an MC-9 - the floor's already flat - than to go thru the effort, energy and expense to level the 7's floor.

FWIW,

RJ
PD4106-2784
Fresno CA
ralph7 (208.155.122.154)

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Posted on Sunday, August 24, 2003 - 9:39 pm:   

The best is to use 3/4 plywood an use sheet rock or deck screws,is what I did. But remove old lights and make sure wires are dead,fire hazzard. I had lots of 2inch foam insulation, so I filled the isle. The floor in 8 an 9 have a ramp but same height to roof. I have booth 71 mc7 an 77 mc8 will do mc8,both have slanted windows.ALSO if you keep bus air there is a sensor under floor near front.
lost in the woods (67.233.187.50)

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Posted on Monday, August 25, 2003 - 2:52 am:   

well that gives me a couple of ideas,one more question how do i take the old floor out do i have to take the piece of metal that runs the full length of the drop aisle or can you take it out from the walls in. is the floor screwed down?
harold mc8 (205.188.208.39)

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Posted on Monday, August 25, 2003 - 1:24 pm:   

The floor is bolted down with elevator bolts. They have a flat head that must be cut off with a grinder. It makes lots of dust and smoke from the burning wood. There are bolts around the edges of all pieces of the plywood. It does not take too long once you get the hang of it. Use a crow bar to pry up the wood once you have cut the bolt heads off. Hope this helps.
lost inthe woods (67.233.187.24)

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Posted on Monday, August 25, 2003 - 5:53 pm:   

harold thanks for the info what about the center strip down the center aisle that is riveted down the sides
two dogs (67.30.23.76)

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Posted on Tuesday, August 26, 2003 - 4:49 pm:   

the suggestions were to shim up the dropped isle...if you remove the dropped center isle...you will be createing a parts bus for the rest of us..........
lost inthe woods (67.233.187.213)

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Posted on Tuesday, August 26, 2003 - 5:08 pm:   

two dogs I dont want to take out the center aisle I just want to relpace the wood but looking at it I see a metal cap that runs down both sides do i have to take that out to get the wood out
two dogs (67.30.23.118)

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Posted on Tuesday, August 26, 2003 - 9:05 pm:   

can't imagine what you are doing,you need someone locally to look at it...it's a hard decision , not being able to "see"what you are talking about
HenryMC7 (142.59.71.18)

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Posted on Tuesday, August 26, 2003 - 11:30 pm:   

If you pull the metal cap on each side of the aisle, that will expose the edge of the lino flooring. Pulling up on the lino will expose those flat head bolts. If you then reach under the lip of the aisle, you will find the other end of the bolt with either a 7/16" or 1/2" nut. Spin that off and pop up the bolt head.
If you want to level the floor, why don't you just fill the center aisle level with the rest of the floor?
Also, to answer your other question about lifting up the plywood for the whole floor, as RJ said, look in the "roof" of the baggage compartment. You will see some nuts along a number of thin channels, including right at the edge where the "roof" meets the vertical bulkhead. Each of those nuts is from one of those flat-headed bolts that are under the lino.
I've had the back half of my floor completely out when I repaired my air beams. I removed everything carefully and was able to put the original plywood back down with the original bolts without any problems. If the floor is rotted then you can't but it's a whole lot easier when you don't have to line up new plywood with the existing holes in the frame.

It worked for me, your mileage may vary.

Henry
lost inthe woods (67.233.187.207)

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Posted on Wednesday, August 27, 2003 - 12:30 am:   

Okay guys I think Ive got it now Im going to shim up the center aisle probably fill it with insulation . Henry is the metal cap a structural thing or can i leave it out when I put the new floor down and what about the seat mounts you know that long piece of stainlees{I think its stainless}that runs down the sides> I took one piece off to look behind and saw another piece running down the wall Can I get rid of all this stuff.Be patient giys not everyones the brightest star in the sky. This is a first for me and I dont want to tear out something I need to keep and end up having my coach do a bellyflop on its maiden voyage just because I didnt ask.Measure three times cut once.

Thanks Terry Mac
HenryMC7 (142.59.71.18)

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Posted on Wednesday, August 27, 2003 - 12:40 pm:   

Terry,
For the side walls, the section of stainless that you are referring to that sticks out about 4 inches and the seats in the MC-7 attach to are the heating ducts. If you look along the length, you will see a number of adjustment slots so you can regulate where the air goes. It's also connected via a double wall that allows air to flow up to the windows.

If you aren't planning to use the bus heating system, all of that can come out. Being concerned about structural components is good but the heating ducting isn't and that other stuff you asked about is just decorative. If you decide to pull the inside skins to re-insulate, THAT is structural and must be replaced with the original skin or something equivalent.

Be sure to save all of the metal you pull out. The overhead racks in particular have some value at the metal recycler.

Have fun but be careful. My wife got a nasty cut from one of those decorative pieces that had a sharp edge. I won't tell you how many stitches she got in her arm.

Henry
lost in the woods (67.233.187.174)

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Posted on Wednesday, August 27, 2003 - 1:12 pm:   

Thank for the info now I have a pretty good idea as to what im doing {ha ha} its off to work I go
Terry Mac

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