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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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After getting some help here in October, I defrosted my Hotpoint 8571,
combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? -- Terry Pinnell Hobbyist, West Sussex, UK |
#2
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Terry Pinnell wrote:
After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? Not by much. http://www.rbkc.gov.uk/Environmental...dards/fsp1.pdf http://www.wvu.edu/~exten/infores/pu...ubs/136.wl.pdf -- John Popelish |
#3
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The temperature of an average true freezer with the door closed for 24 hours
should average about -15 to about -17 deg Cels. The peak high and low should reach to about -12 to about -22 on the average. The best stability is with the door closed for over 48 hours. Some models may be a bit colder. There are some industrial deep freezers that can work down to the -30's Cels and even colder. These figures will vary depending mainly on the manufactures specificications, ventilation around the freezer, and the room temperature where the freezer is located. For test measurements, it is best to install a remote temperature sensing unit with the probe located in the unit in a manner where there is no thermo leakage, and the readings can be taken without opening the door. It is possible to install a temperature reading kit in to most any fridge or freezer. These are handy for monitoring their performance. Locate the probe in a manner where it will not have any interference, and will take an average reading of the area where it is located. The sensitive part of the sensing probe itself must not rest on any elements, walls, or grills. Having more mass in the freezer, such as a lot of frozen meats, frozen water (containers of solid ice), or even some heavy freezer gel packs will add to the stability and a better temperature averaging. -- Greetings, Jerry Greenberg GLG Technologies GLG ========================================= WebPage http://www.zoom-one.com Electronics http://www.zoom-one.com/electron.htm ========================================= "Terry Pinnell" wrote in message ... After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? -- Terry Pinnell Hobbyist, West Sussex, UK |
#4
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John Popelish wrote:
Terry Pinnell wrote: After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? Not by much. http://www.rbkc.gov.uk/Environmental...dards/fsp1.pdf http://www.wvu.edu/~exten/infores/pu...ubs/136.wl.pdf Thanks both. Looks like I have no worries on that score then. -- Terry Pinnell Hobbyist, West Sussex, UK |
#5
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Terry Pinnell:
It sounds to me that your freezer is just fine and is working OK....... ....according to my GE troubleshooting manual...... freezer temperatures between (-)13 C and (-) 23 C are to be expected...... and may vary outside that range during the entire thermostat and refrigeration cycle. Anything below. Your (-)17C measurement sounds just about right for an average temperature. (-) 23 C may be difficult to achieve with some freezers. If you want your ice cream harder, put it near one of the bottom shelves toward the back. Be certain to check the magnetic door seals for wear and damage and keep them clean and also keep the area clean where they mate on the cabinet when the door is closed. Usually (-) 17.75 C or Zero F is the arbitrary standard for stand-alone freezers...... refrigerator/freezer combination units may perform better or worse than the above numbers depending on a lot of factors. In your effort to make the freezer section colder be very careful that the refrigerator section does not get too cold during the entire refrigeration thermostat cycle.... usually never below 1.0 to 1.5 C or 33 to 35 F..... remember, the bottom shelves may get colder than the top shelves. You don't want to freeze your vegetables in the bottom bin. Again.... it sounds like your freezer is operating OK..... if it is not broken, don't fix it. -- Best Regards, Daniel Sofie Electronics Supply & Repair - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - "Terry Pinnell" wrote in message ... After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? -- Terry Pinnell Hobbyist, West Sussex, UK |
#6
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"Sofie" wrote:
Terry Pinnell: It sounds to me that your freezer is just fine and is working OK....... ...according to my GE troubleshooting manual...... freezer temperatures between (-)13 C and (-) 23 C are to be expected...... and may vary outside that range during the entire thermostat and refrigeration cycle. Anything below. Your (-)17C measurement sounds just about right for an average temperature. (-) 23 C may be difficult to achieve with some freezers. If you want your ice cream harder, put it near one of the bottom shelves toward the back. Be certain to check the magnetic door seals for wear and damage and keep them clean and also keep the area clean where they mate on the cabinet when the door is closed. Usually (-) 17.75 C or Zero F is the arbitrary standard for stand-alone freezers...... refrigerator/freezer combination units may perform better or worse than the above numbers depending on a lot of factors. In your effort to make the freezer section colder be very careful that the refrigerator section does not get too cold during the entire refrigeration thermostat cycle.... usually never below 1.0 to 1.5 C or 33 to 35 F..... remember, the bottom shelves may get colder than the top shelves. You don't want to freeze your vegetables in the bottom bin. Again.... it sounds like your freezer is operating OK..... if it is not broken, don't fix it. Many thanks, Daniel. -- Terry Pinnell Hobbyist, West Sussex, UK |
#7
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Terry Pinnell wrote:
After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? As some others have stated, -17C is within a normal range. I'd worry more about why it was reading -25C to begin with. -- Paul Hovnanian note to spammers: a Washington State resident ------------------------------------------------------------------ The world is coming to an end. Please log off. |
#9
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Dave Cole wrote:
in article , Terry Pinnell at wrote on 1/22/04 06:49: After getting some help here in October, I defrosted my Hotpoint 8571, combination fridge freezer (messy business) and all seemed well. Temperature of the freezer section was -25C. I noticed over weekend that it seemed less cold. Ice cream no longer ^^^^^ took hammer and chisel to extract. Measured today as -17C. Is that unacceptably high please? Hope you didn't use a sharp object or force to remove ice. Very easy to pierce/crack aluminum evaporator, causing refrigerant loss (can leak very slowly). HTH Dave Cole No, I used a fan heater and hair dryer. Perhaps you misread my aside, which referred to ice CREAM? -- Terry Pinnell Hobbyist, West Sussex, UK |
#10
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"Paul Hovnanian P.E." bravely wrote to "All" (22 Jan 04 15:05:06)
--- on the heady topic of " Is my freezer too warm?" PHP From: "Paul Hovnanian P.E." PHP As some others have stated, -17C is within a normal range. I'd worry PHP more about why it was reading -25C to begin with. It could be the difference between taking the temperature reading with a fully loaded freezer and a completely empty one. It would take a lot of time to get a large mass to -25C (if ever) rather than empty air. A tip is to arrange the items around the walls so that there is an air space in the center of the freezer. This helps make it even colder. .... Over a hundred billion electrons were used in crafting this tagline. |
#11
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"Jerry G." bravely wrote to "All" (22 Jan 04 09:54:56)
--- on the heady topic of " Is my freezer too warm?" JG From: "Jerry G." JG The temperature of an average true freezer with the door closed for 24 JG hours should average about -15 to about -17 deg Cels. The peak high JG and low should reach to about -12 to about -22 on the average. The best JG stability is with the door closed for over 48 hours. Some models may be JG a bit colder. There are some industrial deep freezers that can work JG down to the -30's Cels and even colder. When I was in high school I worked weekends in a large food store and they stored their frozen turkeys at -55F. When stock had to be rotated we were to have a 2 person team, one to stay outside and the other inside. We weren't allowed to stay in longer than 5 minutes, to avoid frostbite, basically it hurt just to breathe. So we bundled up extra cozy with 2 overcoats, hat gloves, etc... Just imagine some crazy kid might go in there to blow a joint, the door getting stuck, and them coming out a stone cold block of ice. I think only the South Pole was colder than this. .... Over a hundred billion electrons were used in crafting this tagline. |
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