Hoover HNF7148 Blown Board?

Viewing 9 posts - 1 through 9 (of 9 total)
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  • #73994
    Profyaffle
    Participant

    Have one of these with no pump action. Put a new board in and it worked for approx. 10 washes and now doing the same thing…. Help!! What can cause the Pump circuit on this one to go Faulty, causing the Board to go? Chris
    Checked Usual… Heater, Motor Brushes, Selector??

    #389557
    aqualectric
    Participant

    Re: Hoover HNF7148 Blown Board?

    Small condensation leak from tub runs round and drips DIRECTLY on the pump coil – fantastic design. Firstly, change PCB. Then before using it, change pump and cover with a plastic shield. It was mooted a while back that the Gias engineers used to put a line of silicone on the side of the tub to draw the water away to the back of the machine to stop recurrence.
    It will have blown triac No 5 on the board and if you are lucky you may be able to salvage a triac off the old PCB and swap it out. If unlucky….new PCB.

    HTH,

    Steve.

    P.S. This should be posted in Tech Enquiries – keeps it all neat and easier to find in future. 😉

    #389558
    iadom
    Moderator

    Re: Hoover HNF7148 Blown Board?

    Moved. :rolls:

    #389559
    Profyaffle
    Participant

    Re: Hoover HNF7148 Blown Board?

    Thank you

    #389560
    smartin
    Participant

    Re: Hoover HNF7148 Blown Board?

    also glue in the dispenser to tub hose, which enters the tub directly under dispenser, you will probably find it fits very loose because of tub movement over time.

    #389561
    iadom
    Moderator

    Re: Hoover HNF7148 Blown Board?

    Worth checking/changing the connector to the pump as well. This connector often burns across the terminals.


    Sent from my iPad using Tapatalk HD

    #389562
    AMS
    Participant

    Re: Hoover HNF7148 Blown Board?

    I went to one of these with no pump action too. Also, no water intake. Pump itself checks out, and wiring to it. Valve solenoids good too. The obvious thing to go for is the module(41021514). Not too expensive, but Connect and Masterpart show it as unprogrammed. What is involved in programming it?

    #389563
    AMS
    Participant

    Re: Hoover HNF7148 Blown Board?

    Anybody?

    #389564
    aqualectric
    Participant

    Re: Hoover HNF7148 Blown Board?

    Get Connect to do a PNE for a programmed one…… 😉

    Steve.

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