View Full Version : SL300 defrost
giath
15-11-2011, 12:09 PM
Please any help, I have thermo king Sl 300 .
when degree becomes 5 C the unit does not run defrost
thank you
cadwaladr
15-11-2011, 09:56 PM
does it defrost when its at 0,what are the other temps air outlet/discharge air/coil sensor?
gravy258
16-11-2011, 08:34 AM
the coil has to be at + 7.0 c before defrost is initiated
giath
18-11-2011, 12:37 PM
when I do manual defrost the fuse 3 blown.
cadwaladr
18-11-2011, 09:31 PM
sounds like damper door problem ,what does fuse 3 protect,does it not say on the panel door you have opened to access fuse?
giath
19-11-2011, 08:23 AM
Thank you sir
I found the fault which is shortage in damper motor 29 wire.
cadwaladr
19-11-2011, 10:59 PM
your very welcome.
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