Otis LRV4 one-floor runs and nudging buzzer??

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#29067 - 04/11/20 03:35 PM Re: Otis LRV4 one-floor runs and nudging buzzer?? [Re: Dano]
Joined: Jan 2014 Posts: 736 Rolly old hand
Rolly old hand Joined: Jan 2014 Posts: 736	Probably the RBI board in Machine room or the filter caps on the power supply. Two caps on Power supply and they use a voltage doubler circuit which strains the caps. Both are common problems. Power supply has been there a long time powered up.Ripple causes a lot of faults and failures.

Entire Thread
Subject	Posted By	Posted
Otis LRV4 one-floor runs and nudging buzzer??	Dano	04/11/20 03:00 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Rolly	04/11/20 03:35 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Dano	04/12/20 03:28 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Indirtwetrust	04/12/20 03:47 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Indirtwetrust	04/12/20 03:58 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Dano	04/13/20 03:29 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	JustWolf	04/13/20 01:25 PM
Re: Otis LRV4 one-floor runs and nudging buzzer??	Azhar hussain	04/13/20 06:37 PM

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