Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Zanussi WD |ZWD81663W|914603700| Front dryer ntc short on cabinet and blown dryer pcb
- This topic has 4 replies, 2 voices, and was last updated 1 year, 5 months ago by
neon_3SP_glow.
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October 18, 2024 at 1:22 pm #103022
neon_3SP_glow
ParticipantZanussi WD
ZWD81663W
914603700Initially the machine was showing an E91 error – communication error between UI and motherboard.
The front Temperature probe on the drying box had shorted against the machines cabinet. One of the wires had worked its way off and the terminal subsequently hit the metal cabinet just under the selection panel.
The dryer Module was clearly blown – several zapped small components, blown tracks and a domed capacitor.
I’ve replaced the NTC and dryer module and now have a different fault indicating the drying fan motor tacho is not reading correctly (ED8). Tech pdf states faulty dryer fan or dryer module.
I couldn’t determine which wires on the fan are for the tacho and as such am unsure whether the fan is at fault, or whether the dryer module is not correct, despite being new. I got the new dryer module from Connect distribution and it doesn’t seem impossible for them to send me the incorrect one.
Has anyone come across this issue before?
What wires on the dryer fan motor are for the tacho?
Many thanks.
October 18, 2024 at 10:41 pm #491503electrofix
Moderatorwd pcb should be 1327873152
you can always check part no’s on zanussi gen part site
as for tech see below
Dave
October 28, 2024 at 1:04 pm #491504neon_3SP_glow
ParticipantThank you Dave. I’m returning to this one this week and will update the thread when i know more.
Daniel.
November 4, 2024 at 11:47 am #491505neon_3SP_glow
ParticipantAfter returning and removing the WD board, inspecting the number and putting it back together, i tried the Dryer test diagnostic cycle and no errors were triggered.
Subsequently tried a timed dry program, which the machine completed without error – rather confusing, unless there was an issue with the connections when i initially fitted, seems unlikely, but possible, i guess.
Anyway, I’ve left it with the customer who has since used the machine/drying cycle a few times without problem.
Many thanks.
November 13, 2024 at 2:04 pm #491506neon_3SP_glow
ParticipantCustomer reports that the machine is working (and drying) correctly. So, who know’s what the ED8 error was all about. Possibly a poor connection, but seems unlikely as all the connections are idiot proof!
Cheers!
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