Questions tagged [lamp-tombstone]

9 questions
3
votes
3 answers

Name for light fixture tube socket (tombstone) retainers?

What are the names of the metal photographed parts? The tombstones are inserted to clarify function. I would like to order more of these metal parts, however, I do not know the terminology to Google for them. There are two different though similar…
gatorback
  • 3,218
  • 8
  • 46
  • 76
2
votes
5 answers

Are the tombstone bulb sockets reusable when I convert fluorescent fixtures to LED?

I am upgrading the bulbs in an old fluorescent work light to LED bulbs. I have pulled the ballasts, and remove the starters from the Tombstones pictured below. Is it safe to use these tombstones without the starters in them, or is there a…
1
vote
1 answer

Systematic process to find replacement fluorescent T5 lamp holder

The goal is to replace a plastic T5 tombstones has melted. The side 'wings' fold-in so it can be 'dropped-into' the fixture. There are approximately 100+ tombstones and one has melted. Is there a clever technique to identify a suitable…
gatorback
  • 3,218
  • 8
  • 46
  • 76
1
vote
2 answers

Why do fluorescent lighting tombstones melt?

I am fixing the lighting in an older building and one of the plastic tombstones has melted. There are approximately 100+ tombstones and one has melted. A search found a forum discussion that indicated: lamps that were supplied to me were made…
gatorback
  • 3,218
  • 8
  • 46
  • 76
1
vote
7 answers

Is it safe to convert a shunted tombstone lamp socket to a non-shunted socket by cutting the shunt?

I am looking into converting a T-8 fluorescent tube fixture to a direct-wire LED tube fixture. In addition to removing the actual ballast, I understand that the "tombstone" lamp sockets in an electrical ballast fluorescent fixture are shunted, but…
Justin
  • 135
  • 1
  • 1
  • 6
1
vote
1 answer

What does "instant wire" on LED tubes mean?

I'm replacing florescent tubes with Westgate T8 LED tubes (T8-EZ4-18W-40K-F), which work both with or without an existing ballast (I remove the ballast when I install them). When bypassing the ballast, you have the option of wiring just one end, or…
browly
  • 355
  • 1
  • 3
  • 9
0
votes
1 answer

Is it possible to modify a non-shunted tombstone socket to act like a shunted socket

I have an older 4 foot fluorescent fixture (18 years old) in a laundry room that died and I assume it is because the ballast went bad (T8 one inch fluorescent tubes). I was able to locate the exact replacement ballast but the fixture used shunted…
bj47
  • 3
  • 3
0
votes
2 answers

I'm wanting to do a ballast bypass on an old single bulb T12 light fixture, but the wiring is different from what I've encountered in how-to videos

I'm wanting to do a ballast bypass in this ancient fluorescent fixture with a magnetic ballast in my laundry closet. It has a single bulb and is easy to access, so I thought it would be a good one to try out the bypass on to see how it goes. When i…
Nick
  • 21
  • 4
0
votes
1 answer

Should the ballast be replaced?

As a follow-on question to: Why fluorescent lighting tombstones melt? I do not know what caused a massive current to melt the tombstone: was it the ballast? The MELTED tombstone will be replaced, however, if after the tombstone is replaced AND the…
gatorback
  • 3,218
  • 8
  • 46
  • 76