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» Film-Tech Forum ARCHIVE   » Operations   » Digital Cinema Forum   » XENON LAMP LIFE EXTENTION (Page 1)

 
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Author Topic: XENON LAMP LIFE EXTENTION
Annli Com
Expert Film Handler

Posts: 140
From: ShibuPaul-India
Registered: May 2014


 - posted 10-22-2014 01:03 AM      Profile for Annli Com   Author's Homepage   Email Annli Com   Send New Private Message       Edit/Delete Post 
Dear All

Kindly Share The TIPS For XENON Lamp Life Extention and increasing of Intensity and Realted of lamps

Thanks And Regards

Shibupaul

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Dave Macaulay
Film God

Posts: 2321
From: Toronto, Canada
Registered: Apr 2001


 - posted 10-22-2014 10:00 AM      Profile for Dave Macaulay   Email Dave Macaulay   Send New Private Message       Edit/Delete Post 
- Don't strike the lamp (turn it on) if it isn't needed, and leave the lamp on rather than turn off and back on if it will be off for less than half an hour to an hour. Lamp starts damage the electrodes slightly, equivalent to about that running time.
- Leave fans running for 10 minutes after lamp shutdown
- Make sure there is enough exhaust airflow and that internal lamp cooling fans are clean: these clog with dust rather quickly especially if the projector get oily air. If you can smell snack bar cooking smells in the projection booth, it is getting oily air.
- Rotate the lamp (if possible) about 1/2 of its warranty life.
- Do not extend life past the lamp's rated service life (check the lamp data, this is a more hours than the "warranty life") as a lamp failure past service life means you pay for the lamphouse damage; presumably the India lamp warranty is the same as here and the lamp maker pays for damage from a lamp inside its service life. Replacement mirror kits are $2000+.
Inspect the lamp regularly. If the light is flickering or the envelope is going dark, it should be replaced. Flickering or hard starting lamps should be returned for a warranty claim. Darkening envelope may suggest low cooling airflow.

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Annli Com
Expert Film Handler

Posts: 140
From: ShibuPaul-India
Registered: May 2014


 - posted 10-22-2014 10:33 AM      Profile for Annli Com   Author's Homepage   Email Annli Com   Send New Private Message       Edit/Delete Post 
Thank you Dave sir For Sharing your expierience

we are using Christie 2220 projector And Christie lamp 3kw in 85% Power used, after 1200 Hours increase the power 85% to 95% its correct ?
last time we are using philips 3kw lamps but no any difrent in lights of philips and christie lamps
Any problem in light engine ?
we maximum using 1500 hours each lamp

Shibupaul

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Justin Hamaker
Film God

Posts: 2253
From: Lakeport, CA USA
Registered: Jan 2004


 - posted 10-22-2014 01:23 PM      Profile for Justin Hamaker   Author's Homepage   Email Justin Hamaker   Send New Private Message       Edit/Delete Post 
If applicable to your situation, stop shows when attendance is 0. In my experience, any multiplex operating 7 days a week will occasionally have shows where nobody shows up. Turning off the lamp after 20-30 minutes of no ticket sales will conserve bulb hours. In my smaller auditoriums, this may buy an extra week over the course of the roughly 6 month life of the bulb.

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Monte L Fullmer
Film God

Posts: 8367
From: Nampa, Idaho, USA
Registered: Nov 2004


 - posted 10-22-2014 02:42 PM      Profile for Monte L Fullmer   Email Monte L Fullmer   Send New Private Message       Edit/Delete Post 
Look into the "L" line of Ushio bulbs.

For example:

DXL-30BAF comes out at 1300 hrs for warranty pull.
DXL-30BAF/L comes out at 1700 hrs for warranty pull.

Stay away from Osram and Philips bulbs.

Good luck - Monte

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Brian D. Whitish
Expert Film Handler

Posts: 103
From: Seattle, WA, USA
Registered: Apr 2001


 - posted 10-23-2014 01:25 AM      Profile for Brian D. Whitish   Email Brian D. Whitish   Send New Private Message       Edit/Delete Post 
Actually I have had very good luck with Phillips XDC-3000b. Using them in a Barco DP2K23B and DP2K15C. Bulbs have never flickered or failed to strike up to their warrentied hours of 1500.

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Annli Com
Expert Film Handler

Posts: 140
From: ShibuPaul-India
Registered: May 2014


 - posted 10-23-2014 01:55 AM      Profile for Annli Com   Author's Homepage   Email Annli Com   Send New Private Message       Edit/Delete Post 
Dear All
How to dispose a used lamp safely and what are the remedial for flickering of lamps for continuing a show upto show hours?
By Shibupaul

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Marcel Birgelen
Film God

Posts: 3357
From: Maastricht, Limburg, Netherlands
Registered: Feb 2012


 - posted 10-23-2014 02:23 AM      Profile for Marcel Birgelen   Email Marcel Birgelen   Send New Private Message       Edit/Delete Post 
A flickering, unstable lamp can be anything. Unstable power supply to the lamp, driving the lamp at an to high amperage, a damaged cathode, etc. If you have the issue only with the current lamp, it's most probably a lamp related issue and might be a warranty case.

The manual of your projector should contain lamp replacement instructions. Philips also provides this video on-line for a CP-4230, so you get an idea. The procedure for a CP-2220 is similar, but you should still check your manual for the differences.

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Monte L Fullmer
Film God

Posts: 8367
From: Nampa, Idaho, USA
Registered: Nov 2004


 - posted 10-23-2014 04:17 AM      Profile for Monte L Fullmer   Email Monte L Fullmer   Send New Private Message       Edit/Delete Post 
To dispose a bulb safely and never toss an unexploded bulb in the refuse bin for liability reasons:

Have the bulb in the hard plastic clamshell and place it back in the box and tape the opening closed. I usually take out any supportive cardboard so the clamshell is the only item in the box and unsupported.

Do a dead drop of the box from a height over 6 ft and the sudden impact of the box hitting a hard surface will shatter (explode) the bulb.

Toss the box with the shattered bulb in the refuse bin.

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Carsten Kurz
Film God

Posts: 4340
From: Cologne, NRW, Germany
Registered: Aug 2009


 - posted 10-23-2014 05:13 AM      Profile for Carsten Kurz   Email Carsten Kurz   Send New Private Message       Edit/Delete Post 
Some people wrap the bulb in multiple layers of old cloth, an old blanket, etc. (at least 2-3 layers!), then throw a brick on the center part. Then discard with the cloth.

- Carsten

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Marcel Birgelen
Film God

Posts: 3357
From: Maastricht, Limburg, Netherlands
Registered: Feb 2012


 - posted 10-23-2014 08:48 AM      Profile for Marcel Birgelen   Email Marcel Birgelen   Send New Private Message       Edit/Delete Post 
If you're afraid to blow things up with those glass grenades, Philips and Osram also take old lamps back for "recycling" (at least around here), I'm not sure Ushio does so too.

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Mark Gulbrandsen
Resident Trollmaster

Posts: 16657
From: Music City
Registered: Jun 99


 - posted 10-23-2014 10:27 AM      Profile for Mark Gulbrandsen   Email Mark Gulbrandsen   Send New Private Message       Edit/Delete Post 
quote: Annli Com
Dear All
How to dispose a used lamp safely

I use them for target practice! We grind the tips of the lamps off and then fill them with Tannerite!

P.S., Do not try this at home!

Mark

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Buck Wilson
Jedi Master Film Handler

Posts: 894
From: St. Joseph MO, USA
Registered: Sep 2010


 - posted 10-23-2014 11:26 PM      Profile for Buck Wilson   Email Buck Wilson   Send New Private Message       Edit/Delete Post 
We save up half a dozen at a time and on any given building maintenance day (Wednesday mornings) will lob the unshielded bulbs into the empty open-topped dumpster from the projection booth balcony. Makes for a nice show.

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Leo Enticknap
Film God

Posts: 7474
From: Loma Linda, CA
Registered: Jul 2000


 - posted 10-24-2014 02:27 AM      Profile for Leo Enticknap   Author's Homepage   Email Leo Enticknap   Send New Private Message       Edit/Delete Post 
quote: Monte L Fullmer
Do a dead drop of the box from a height over 6 ft and the sudden impact of the box hitting a hard surface will shatter (explode) the bulb.
At one of my former workplaces there was an elevator in the building. My boss took advantage of this for xenon bulb disposal: he'd lock the car out at the top floor and shut the power off, then open the door of the floor immediately below it, and from there throw the bulb down the shaft three floors (about 50-60 feet, I'd guess) to the bottom. One kaboom later, climb into the bottom of the shaft with a dustpan and brush, clear up the bits of bulb; job done.

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Marcel Birgelen
Film God

Posts: 3357
From: Maastricht, Limburg, Netherlands
Registered: Feb 2012


 - posted 10-24-2014 03:42 AM      Profile for Marcel Birgelen   Email Marcel Birgelen   Send New Private Message       Edit/Delete Post 
Looks like you could fill five episodes worth of Mythbusters with a bunch of xenon lamps alone [Wink] .

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