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Ice forming on top of dehumidifier... http://www.luthiersforum.com/forum/viewtopic.php?f=10101&t=47725 |
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Author: | Pmaj7 [ Tue May 03, 2016 1:02 am ] |
Post subject: | Ice forming on top of dehumidifier... |
Never noticed this in the past couple of years. Does this mean she's gonna blow? It's a fairly new LG. |
Author: | Trevor Gore [ Tue May 03, 2016 1:34 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Probably means not enough air flow through it, or it's too cold in your shop. Try cleaning the filters/condenser fins. |
Author: | Hesh [ Tue May 03, 2016 3:48 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Yep I've seen than in a shop that I visited that was too cool. When the temp was raised the icing stopped. |
Author: | Clay S. [ Tue May 03, 2016 8:30 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
When the temperatures are cooler you can sometimes regulate the R.H. using a heater plugged into a dehumidistat. Just be careful how many watts the heater is pulling (set it at the "low" setting) if you are using one designed for fans. http://www.homedepot.com/p/Broan-Dehumi ... /203504318 |
Author: | jfmckenna [ Tue May 03, 2016 9:58 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
I cleaned mine the other day and you would not believe how much crap I removed from the coils, filters, screens and so on. Runs like a champ now so yeah... plus one on cleaning. |
Author: | Woodie G [ Tue May 03, 2016 10:25 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Ice formation may mean low coolant charge, which is very common in consumer-grade (aka LG, GE, etc. brand) dehumidifiers over a year or two old - LG dropped their warranty from 5 years to 2 a few years ago - apparently for a good reason. If the top of the shell is icing, check the coils for ice - likely to be the case. Unplug, allow to warm, clean the air filter and evaporator coils, and check to ensure there are no airflow restrictions (at least 18 inches from walls/other obstructions for a small 60-80 pint model) on any side. Worth checking if the unit is a low temp model; if so, should not ice if temps are above 40 to 50 deg F (depending on model), and if standard, should not ice if temps are above 60 deg F. If cleared of ice and cleans, and it re-ices while above minimum operating temp, suspect low charge as main culprit. Modern (at least the last 10 years of production) consumer-grade dehumidifiers are designed to run for a few years and die - they are generally not rechargeable, so are throwaway items when they fail or degrade (please recycle - the coolant can be reused in some cases). Better commercial-grade dehumidifiers like the Santa Fe or (a little less expensive) Fral may be serviced, and should be expected to last 15-20 years if maintained. We have a Santa Fe in the budget when the current GE and Kenmore-branded units fail, but based on the books for the last ten years, the boss has been buying a $200 plus consumer-grade dehumidifier every other year, so both in terms of energy efficiency and total cost of ownership, a small commercial grade unit makes sense. |
Author: | WaddyThomson [ Tue May 03, 2016 8:34 pm ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Love my Santa Fe! No bucket to empty, though, so need to use a hose, or get a pump to pump into a drain. Works best if up off the floor. Also has a double filter system that really keeps the coils from getting dust built up in them. |
Author: | Pmaj7 [ Wed May 04, 2016 12:04 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Thanks gents! Warmer than normal so not that. Checked the filter and it was completely caked! So, ![]() Will turn off overnight and clean coils if I can find them tomorrow.... |
Author: | David Newton [ Wed May 04, 2016 9:17 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
On mine, it means death is near. I usually get 2 years out of a $200 dehumidifier, and that is keeping the coil clean. Cost of business... |
Author: | IanC [ Wed May 04, 2016 12:48 pm ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Keep it clean! I have an extra dust filter on the air intake of mine - since it runs most of the time it makes some small contribution to keeping the workshop clean. |
Author: | Pmaj7 [ Thu May 05, 2016 3:50 pm ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Well, after letting it warm up/cool down all night and cleaning up the tubes a bit it seems to run like a champ again. Hope its lasts. Thanks everyone! |
Author: | David Newton [ Thu May 05, 2016 9:16 pm ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
Mine always work great just before they go clunk. |
Author: | Pmaj7 [ Fri May 06, 2016 12:41 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
David Newton wrote: Mine always work great just before they go clunk. Noted. But I am speaking life! |
Author: | David Newton [ Fri May 06, 2016 9:33 am ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
pat macaluso wrote: David Newton wrote: Mine always work great just before they go clunk. Noted. But I am speaking life! Yes! Just ignore it and it will fix itself! |
Author: | Pmaj7 [ Fri May 06, 2016 12:37 pm ] |
Post subject: | Re: Ice forming on top of dehumidifier... |
David Newton wrote: pat macaluso wrote: David Newton wrote: Mine always work great just before they go clunk. Noted. But I am speaking life! Yes! Just ignore it and it will fix itself! Well, it's still running like a champ. I'm convinced it was the completely clogged filter. It is several years old, but it's probably way more humid in Texas! |
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