Fridge explosion

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  • #45504
    pup
    Participant
    #285903
    kwatt
    Keymaster

    Pup,

    Could you please not use a URL in the subject line, it messes up the scroll? Thanks

    K.

    #285904
    SimonCD
    Participant

    Re: Fridge explosion

    !

    #285905
    kwatt
    Keymaster

    Re: Fridge explosion

    We’ve been trying to figure it out as, TBH, it’s a bit of a mystery.

    There are some rumours/talk/hearsay about the Samsung RSH/RS series perhaps having an issue but, it’s just that, absolute hearsay.

    The trouble is, there’s not enough gas in the machine to cause this sort of damage IMO and that of a fridge expert so, what’s caused it?

    If the attending engineer didn’t go near it with gas then how? And, while you can think what you like about the attending BG engineer I doubt that he’d have done anything totally stupid and, if he had, I very much doubt that BG would have kicked it back to Samsung and the HSE.

    It really is a very interesting mystery.

    K.

    #285906
    expertcat
    Participant

    It would poss if leak was confined to fridge space. With the door shut it becomes ready for a spark to ignite.

    But then fan 12v heater 240v and lights 240v. The only ignition cause would be lose bulb creating a spark.

    But theres alot of ifs unfortunally the BG engineer would be the answer.

    #285907
    turbodry
    Participant

    Re: Fridge explosion

    Have seen exactly the same on an Ocean F/F, just enough gas if leaked into the enclosed fridge cavity to mix at a highly explosive ratio … all you need is the spark then BOOM. The one we saw blew the roof off the conservatory and the remains on the fridge door were bent into a V shape by it’s impact with the wall opposite. It also managed to move a stud partition wall!
    The owner naively thought that a bottle of fruit juice had exploded.

    #285908
    pup
    Participant

    Re: Fridge explosion

    turbodry wrote:Have seen exactly the same on an Ocean F/F, just enough gas if leaked into the enclosed fridge cavity to mix at a highly explosive ratio … all you need is the spark then BOOM. The one we saw blew the roof off the conservatory and the remains on the fridge door were bent into a V shape by it’s impact with the wall opposite. It also managed to move a stud partition wall!
    The owner naively thought that a bottle of fruit juice had exploded.

    that r600 gas for you 😥

    #285909
    spimps
    Participant

    Re: Fridge explosion

    600 is heavier than air so it will stay at ground level mixing with the right amount of oxygen and 8O.
    60’s and 70’s there were some spectacular and fatal explosions from smallish leaks with boats using LPG cookers and absorption fridges,I was working for Electrolux then.Leaks occured and the gas was trapped in the hull until it was accidentally ignited by some means or other.Installations were changed to prevent this etc,thats also a reason wht LPG fridges in caravans have grills through the floor to allow gas to escape through.
    I’m still amazed that it was ever introduced in the way it was into domestic fridges,more ammo for the regulation brigade.

    #285910
    BobHope
    Participant

    Re: Fridge explosion

    Hi Spimps.

    that appliance has a drop hole under both fridge and freezer evaporators (the defrost drain hole) where the r600a a would be quicky dispersed by the condenser fan on the rear. so we all wait to find out the cause of the true fault.

    ps its hard to put a drop hole in a boat 😆 .

    Bob

    #285911
    spimps
    Participant

    Re: Fridge explosion

    BobHope wrote:Hi Spimps.

    that appliance has a drop hole under both fridge and freezer evaporators (the defrost drain hole) where the r600a a would be quicky dispersed by the condenser fan on the rear. so we all wait to find out the cause of the true fault.

    ps its hard to put a drop hole in a boat 😆 .

    Bob
    Is this an American side by side type? that must be the drain hole that water doesn’t want to go down.Problem is the fan tubulence would mix the 600 with the air quite nicely 😀 😯
    Lots of if’s and buts,we will as you say haveto wait and see.
    The boats had to have a metal sump tray under their gas appliances with a drain off hole to outside, the gas therefore didn’t drop into the bilge as it were.
    Then some went to dc voltage compressors.

    #285912
    funkyboogy
    Participant

    Re: Fridge explosion

    seems a bit strange that it been ok for 4 years and then blew up after a repair ??

    these f/f dont have thermostats.. wonder if its system work thats been done??

    hope samsung get a good look at it

    ally

    #285913
    Flyman
    Participant

    Re: Fridge explosion

    Seen a couple of these where the defrost element blows and puts a hole in the evaporator. As soon as the compressor kicks back in it would fill the compartment with gas in seconds. :rolls:

    #285914
    spimps
    Participant

    Re: Fridge explosion

    spimps wrote:

    BobHope wrote:
    Hi Spimps.

    that appliance has a drop hole under both fridge and freezer evaporators (the defrost drain hole) where the r600a a would be quicky dispersed by the condenser fan on the rear. so we all wait to find out the cause of the true fault.

    ps its hard to put a drop hole in a boat 😆 .

    Bob
    Is this an American side by side type? that must be the drain hole that water doesn’t want to go down.Problem is the fan tubulence would mix the 600 with the air quite nicely,turbo fan assisted 😀 😯
    Lots of if’s and buts,we will as you say haveto wait and see.
    The boats had to have a metal sump tray under their gas appliances with a drain off hole to outside, the gas therefore didn’t drop into the bilge as it were.
    Then some went to dc voltage compressors.

    An expansion rate of a compressed gas can be somewhere around 200 to 1 which, with a charge of say 100gms when some of it escapes and expands would be more than enough with the help of the evaporator fan mixing it up to fill the freezer with a flammable mixture.
    It wouldn’t escape as the drain hole diameter off 1/4″ wouldn’t be any good,2″ dia hole might do the trick but can’t do that in a freezer.
    Interesting times 😕

    #285915
    whitevanman
    Participant

    Re: Fridge explosion

    It could be that the be that the pipe buried in the insulation had corroded causing the leak.

    Take a look at this one

    http://www.ireport.com/docs/DOC-44470

    #285916
    wsts
    Participant

    Re: Fridge explosion

    kwatt wrote:

    The trouble is, there’s not enough gas in the machine to cause this sort of damage IMO and that of a fridge expert so, what’s caused it?

    1 litre of lpg = around 246 litres of gas depending upon temp of liquid.

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