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markocosic
ParticipantRe: Hoover HNF6167-80 won’t start/flashing light
Will try to count the flashes the next time it has a hissy fit Martin.
markocosic
ParticipantRe: Hoover HNF6167-80 won’t start/flashing light
And now it’s decided to work again all by itself…
markocosic
ParticipantRe: Hoover HNF6167-80 won’t start/flashing light
And now after power-cycling it just sits there with the “stop” light flashing. Regardless of how long you hold start for.
Main board finally gone senile?
markocosic
ParticipantRe: Hoover HNF6167-80 won’t start/flashing light
Scratch that. After a while flashing the 30 minute light it then makes a click and flashes all over the button LEDs plus the start LED.
Holding down the start button it’ll run the cycle, but stops as soon as you release the cycle.
markocosic
ParticipantRe: Dyson CR01 – Restore contra-rotation functionality
Thanks Dave 🙂
Is the “timer unit” the upper circuit board (control panel) or the lower one (motor/gearbox drive)?
markocosic
ParticipantRe: Dyson CR01 – Restore contra-rotation functionality
Aaargh, this forum logs you out it you type a reply then make a cuppa…
Yes, aluminium alloy on the water side wasn’t clever. The corrosion also grinds the main drum bearing seal to pieces.Contra rotation is only during the wash part of the cycle. Make clothes dance, pause, dance, pause, dance, pause. Not much timewise but important functionally.
Dyson fixed them until the warranties ran out, then quickly stopped making the parts and started to frig them at the next service and advise the customer run them into the ground.
The lady did ring back this morning but wasn’t able to help. First she was adamant that it was technically impossible to restore the feature, and wasn’t as polite as she could be when told otherwise. Later she admitted that it was now protocol to frig the machines when serviced, and that they were not willing (not that they were not able) to un-frig them or tell you how they were frigged in the first place. Which is fair enough.It’s a little cheeky to try to sell a service for $99 and advertise it as a one year warranty though, where it won’t cover the parts that break. :rolls:
I’ll keep my eye out for a cheap machine without full service history and examine the control goodies.markocosic
ParticipantRe: Hoover Nextra HNF6167 Won’t Spin
Ignore the two previous posts – I got my wires all mirrored.
The sensor is a single pole, double throw switch. “full” and “not full” as it were. Four terminals, only three are electrically connected though.
Wiring as was:
http://www.flickr.com/photos/24994361@N03/6078298126/
Wiring the way it should be to make it work: (tidied and cable tied later)
http://www.flickr.com/photos/24994361@N03/6078299316/
LOL…
Blue and yellow = “full” (stop filling)
Red and yellow = “not full” (ok to spin)More back story from the mother. Turns out that the outer casing of this machine broke spectacularly (spring mounting came off) on a spin cycle. It had a new drum casing (revised design), new concrete blocks, and a new PCB under warranty. Looks like when these were fitted the wiring was put together the same way I’ve just put it together – using the WAG (wild ar$e guess) method. When back together the mother refused to have it in the house again, lest it go bump bang bang bang clatter smash sploosh trip the power again, so bought a new machine and retired this one to ‘duvets only’ duty before I got it. Duvets were never spun, so she never noticed that it didn’t work! :rolls:
Does the trick now though, for $0.00 unless you could cursing it. 😀
Door interlock – having to wait two full minutes if you hit ‘start’ think ‘damn there’s a spare sock’ then hit ‘cancel’ is infuriating, especially when you know full well that there’s no water in the machine and its not spinning. If the manufacturers would just remove the two minute delay in the first place, or fit a water-sensor lock like the old machines, or get a little smarter with their ‘brain’ programming to let you open it at any point up until its full of water, I’d have no want/need to bypass it.Its a piece of cake to (reversibly) bypass once you pull the mechanism off and clip it apart. Won’t say how though – if you’re smart enough not to stick your head inside on a spin cycle you’re smart enough to see how once its in bits. Even I wouldn’t do it if you’ve got kids/pets/grannies in the house though.
markocosic
ParticipantRe: Hoover Nextra HNF6167 Won’t Spin
Took a guess. Blue is permanent neutral no matter what. Blue, yellow, and red all go to the main board. Ergo blue is the ‘common’ and red/yellow are the two pins it switches between. Red and blue signalled machine full ok, so yellow and blue must signal when its empty.
It now fills ok, and tries to spin. Except that it still doesn’t spin. Accelerates aggressively for a fraction of a second then turns slowly. Stops. Accelerates aggressively for a fraction of a second then turns slowly in the opposite direction. stops. and so forth.
Thought it might be the drum imbalance widget, but it does the same whether machine is empty, semi full of dry clothes, or full of sopping wet clothes.
Any ideas? I’m fairly stumped at this point!
markocosic
ParticipantRe: Hoover Nextra HNF6167 Won’t Spin
‘Interesting’ one this…
Brushes – fine; tacho coil – 184 ohms.
All looks fine at the motor end, so went back to the pressure switch and had that to pieces. 3 wires. Blue = neutral. Red goes to the main PCB. Yellow goes to the main PCB and the motor. 4 pins on the pressure sensor, one of which is not connected. The yellow wire was connected to this not connected pin.
So full = blue + red wires connected, but empty = nothing connected as it stood.
So I called the mother, from whom I inherited the machine. It had a new drum casing fitted under warranty, but it was such a lousy machine by the time the casing was fitted she’d stuck it in the garage and bought herself another. She’d been using it to wash duvets etc only (7.5kg load) running off a hosepipe into a drain, and hadn’t ever seen it spin since it was fixed, come to mention it. So I’m guessing drum casing replacement also played games with the wiring.
Don’t suppose somebody would mind peeking at a wiring diagram for this machine for me, would they? Pressure switch colour codes…
Cheers!
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