Mounting big-screen TV on wall bracket

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SUMMARY

The discussion centers on the stability issues encountered when mounting a Samsung 42" TV on a wall bracket. Users identified that the wobbling is likely due to the flexibility of the plastic shell of the TV rather than the wall support itself. Recommendations include using a metal plate to stiffen the TV and adjusting the mounting bars to eliminate the need for nylon spacers, which may contribute to instability. Proper tension adjustment at the pivot points of the bracket is also crucial for achieving a secure mount.

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  • Understanding of wall mounting techniques for televisions
  • Familiarity with TV mounting hardware, including brackets and plates
  • Knowledge of tension adjustment mechanisms in wall mounts
  • Basic skills in modifying mounting hardware for fit and stability
NEXT STEPS
  • Research the use of metal reinforcement plates for TV mounts
  • Learn about tension adjustment features in various wall brackets
  • Investigate the impact of mounting bar length on TV stability
  • Explore alternative mounting solutions for TVs with flexible casings
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Homeowners, DIY enthusiasts, and professionals involved in TV installation and mounting, particularly those facing stability issues with wall-mounted televisions.

DaveC426913
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I have a Samsung 42" similar to this one:
http://www.hotchickshotpicks.com/wp-content/uploads/2007/09/samsung-42-inch-tv.jpg
except that of course mine doesn't show sports.

I've mounted it on a wall support but the TV does not seem stable. I can grab it and wobble it. The wall support is not the problem; it is solid as a rock, the weak point seems to be the mount points in the TV itself. The wall support connnectors go right up to the plastic backing of the TV and screw firmly into the metal superstructure inside the TV. But when I go to tilt the TV the whyole plasic back bends as if the TV's going to pull right off.

I don't understand how the TV can be connected to the metal superstructure and yet still wobble. The only thing I can think of is that the TV superstructure itself is actually solid as a rock, but that the plastic shell of the TV (including the sides where I grab it) is overly flexible.

If it were possible, I'd simply tilt the TV by grabbing the wall supports. That would work perfectly except that they are well-behind the TV, almost unreachable.

Should my TV not be solid? Advice?
 
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DaveC426913 said:
Should my TV not be solid? Advice?

It doesn't matter. If it does, use Jesus tape.
 
Don't you have tension adjustment provisions in the pivot points of the bracket?
 
I had that, the mount came with a metal plate (12x15") that screwed onto the TV mounting holes and then this screwed to the wall bracket.
The plate was purely to stiffen the TV, you could mount the brackets directly to the TV holes but then the TV case would flex when you tilted it.
 
mgb_phys said:
I had that, the mount came with a metal plate (12x15") that screwed onto the TV mounting holes and then this screwed to the wall bracket.
The plate was purely to stiffen the TV, you could mount the brackets directly to the TV holes but then the TV case would flex when you tilted it.
Yeah, this might be the key. There are half-inch nylon spacers between the TV and the mounting bars. I have to use these spacers because the TV has a lip on the bottom edge and the spacers are needed to clear it. Maybe if I cut down the length of the mounting bars so that they don't hit the lip then I won't need the spacers, and that'll make the thing rigid.
 

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