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View Full Version : Door gasket tips needed.



wannafreeze
01-23-2006, 08:56 PM
As I stated in the subject.
Replacing door gaskets have not been my favorite work.I will appreciate any tip in replacing these gaskets,especially cutting the corners without letting the magnets fall or the corner connections become uneven.And any glue recommendation?And the usage of heat gun..And some gaskets are squeezed between riveted plates,how to deal with them..
I went to a new customer today,checked a problematic case.Stated immediately that with the existing gaskets you can`t expect it to work properly.Even the kitchen guys made a quick comparison between me and the previous guy saying that he never checked the gaskets and would immediately go to the condensor.I guess others hate to mingle with them too.

[Edited by wannafreeze on 01-23-2006 at 09:02 PM]

fatmomcarl
01-23-2006, 09:08 PM
i hate putting together those cheezy gaskit kits .... i try to go OEM on those babys whenever possible .. i hate OEM but it just makes sense .. unless anyone knows of a good gasket kit that i missed ? .. alot of my major restaurants use a guy that only does gaskets .. but using a heat gun definetely makes them easy when they are all curled up & stubborn ....

-frozen-ocean-
01-23-2006, 09:16 PM
sometimes letting them soke in hot water makes them easy to work with but remember leave a little at the end cause they shrink when they get cold, then cut to fit. using a little pocket screw driver also helps, it is tidious but its a job that has to get done.

jumperwire
01-23-2006, 09:44 PM
when installing dart type put alittle veg oil on gasket
and rubber mallet

smurphy
01-23-2006, 09:57 PM
We recommend a gasket company that specializes in it.When i see this guy at my accounts,i give him a stack of bussiness cards and he gives me a stack of his cards.He doesn't like reefer work and sure don't like installing door gaskets.

jumperwire
01-23-2006, 09:58 PM
theres a great book by kason remember always use the oem if not this kason book will match you up perfectly kason central colum, ohio (800)935-2766 always remeber establish how the gasket mounts 4 areas bolt-on, snap-in, push-in, panel grip there are diff ways to meas diff gasket like snap-in always meas. dart to dart note the number of sides. most walk-in coolers only have 3 sides. some gaskets do not have a magnet on the hinge side. If this is the case for a 3 sided gasket, be sure to note right or left swing. On a 4 sided gasket note which length has no gasket, anyway this book will help call them it has delfield, bally, bev-air , mc call, kelvinator jordan and many more are all in this book i order from the book using there guidelines never had a wrong gasket come to me yet which i ordered hope this helps

jumperwire
01-23-2006, 10:06 PM
Oh by the way the gaskets behind the rivets are bolt on you need to drill the rivets out and start anew when you get new gasket try replacing rivets with stain steel panhead screws take the panel off after removing rivets line up new gaskets and screw away

selfemployed
01-23-2006, 11:11 PM
OEM and custom molded gaskets. Case parts and RHS. Soak dart mount gaskets in hot water before installing. Cut corners on old ones and pull them back over theirself not out a 90º. That can break the dart track in the door.

[Edited by selfemployed on 01-23-2006 at 11:14 PM]

matt8085
01-24-2006, 06:58 AM
It's good to soak the gaskets in warm water for 15-20 minutes before replacing. It's also good to have a heat gun or a hair drier to help gasket make a good form after they're installed. Always make sure the door and/or frame heaters are working properly. Some gaskets will take a couple weeks to acheive their best seal.

icemeister
01-24-2006, 08:36 AM
For the most part I detest dealing with replacement door gasket work. However it comes with dinner in this business.

Going for the OEM parts is by far the safest route or using some outfit like Refrigeration Hardware or Case Parts for custom or stock OEM style replacement gaskets has worked well for me. I try not to field manufacture gaskets as it's too time consuming to do it right and make them work properly.

I keep a tube of 3M Scotch-Grip #4475 Plastic Adhesive for those times when I have to do a minor repair of a tear or if I'm forced to piece together a vinyl gasket. It works great but really needs to set up and cure overnight which means you're doing it at the shop and making two trips to the job.

For those magnet strips that tend to fallout the bottom I use a short piece of plastic strip the same thickness and width of the magnet as an insert and glue it in place at the open end. I've had some gaskets come through where the side magnets weren't inserted as one piece and the top one slides down over the bottom creating a bump in the seal. Again a little plastic insert glued in place solved that too.

For installation I like to set the material out in the hot Florida sun for about 30 minutes or use the hot water deal. A little silicon spray, a wood block and a rubber mallet does the trick. Don't try to press a lot of gaskets in place with your thumb pressure. Your thumbs will revolt in time. ;)

wannafreeze
01-24-2006, 10:24 PM
I bought two little vice grips today.I am gonna cut clean 45* corners hold back the gaskets with maybe the vice gripps and staple the magnets then release the gaskets.I may deal with the sliding magnets this way and make even corners.The only thing is to glue the corners that I am thinking about.For a skilled hand ,in this there is more work out here than hardcore refrigeration.

[Edited by wannafreeze on 01-24-2006 at 10:29 PM]

thegoodhumorman
01-24-2006, 11:37 PM
Originally posted by icemeister


For installation I like to set the material out in the hot Florida sun for about 30 minutes or use the hot water deal. A little silicon spray, a wood block and a rubber mallet does the trick. Don't try to press a lot of gaskets in place with your thumb pressure. Your thumbs will revolt in time. ;)


Heeheehee- got a coworker who is heading down tomorow morn to do about 30 anthony gaskets. Piece of cake, but I know his thumbs will be crying at end of job so I will be text messaging him all morning hee heeheehee...
who's a stinker? :D

markettech
01-24-2006, 11:48 PM
I gotta tip - make one of the newbees do it. They need to learn how to become thoroughly frustrated by a seemingly simple task, don't they?

wannafreeze
01-27-2006, 12:21 AM
I found a supplier in my area.Bought some gaskets to practice with.The guy that sold me the gaskets would only tell me that they use a hot bar to weld the corners together.Checked the samples he gave me,the corners were perfect.Tried to make a hot bar application myself.I wasn`t able to cut 45* corners so they would attach flush.As I cut the material it smashed and the cut became uneven.Tried to weld it anyway.Then tried a glue gun doesn`t work either.So the problems are narrowed down to two:
Cutting the corners 45* evenly.
Welding them together.
In the morning I am gonna fill the holes in the gasket with possibly the glue gun and try to cut a 45* without smashing the gasket.
I am going to buy a solder gun.With that I hope to be able to stick together at least the back of the corner.And the thinner front I may weld a patch on it.
I will appreciate any useful idea.

colddoors
07-23-2006, 10:57 PM
[QUOTE]Originally posted by wannafreeze
As I stated in the subject.
Replacing door gaskets have not been my favorite work.I will appreciate any tip in replacing these gaskets,especially cutting the corners without letting the magnets fall or the corner connections become uneven.And any glue recommendation?And the usage of heat gun..And some gaskets are squeezed between riveted plates,how to deal with them..
I went to a new customer today,checked a problematic case.Stated immediately that with the existing gaskets you can`t expect it to work properly.Even the kitchen guys made a quick comparison between me and the previous guy saying that he never checked the gaskets and would immediately go to the condensor.I guess others hate to mingle with them too.

[Edited by wannafreeze on 01-23-2006 at 09:02 PM] [/QUOTE

I repair and replace anthony, ardco, styleline, and hussman gaskets! Check me ou http://www.colddoors.com

klrogers
07-24-2006, 04:56 PM
Originally posted by colddoors

I repair and replace anthony, ardco, styleline, and hussman gaskets! Check me ou http://www.colddoors.com

Nationwide or just Northeast area?

colddoors
07-27-2006, 11:33 PM
Northeast only, for now! However if the job called for 100 or more gaskets I would send a Rep. nation wide. I will ship gaskets anywhwere in the US, Canada, or Mexico.

mark 11
07-28-2006, 08:10 AM
I think TRUE has the best gasket design , just pull
old gasket out of channel, and press new gasket into
channel, no screws no hassle, why cant they all be designed this way, definitely easy money!!!!!!!!

bigbaldito
08-04-2006, 03:10 PM
We have lots of double door Traulsan/Hussman Reach-ins. Which use the double dart gasket. We have so many that we keep OEM gaskets in stock (from Case}. What we found to be the best way to replace them, is to remove the door and lay it down on a table, remove old gasket, clean it up, run some silicone grease in slot, and have one guy guide it in, and the other beat the sh** out of it with as rubber mallet. Works like a charm. No sh**