Rittenhouse Service & Repair Forum

Discovered circuit short on controller board. How can I obtain a schematic?

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— Posted by Steve Macha on 2026-05-26

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If you need your Rittenhouse unit tested or repaired,
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Estimates are free with an approved repair. Declined or unrepairable units are subject to a $75 evaluation, handling, and standard return-shipping fee. Extended warranties may be available.
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110

Recent 315 Comments

#Rittenhouse by Andrew Lazazzera on 2017-01-16 17:16
HAVE --MODEL DS-2 DOOR SENTRY SAYS 'NOT TO CONNECT TO POWER SOURCE OTHER THAN STANDARD 16 VOLT CHIME TRANSFORMER'NEED TESTING OF ITS TRANSFORMER.I THINK ITS THE TRANSFORMER!WHAT IS PROCESS TO FOLLOW FOR THIS?ANDREW h=773-589-0150 c=773-899-0423

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#Rittenhouse by randy connelly on 2010-04-12 00:59
I need a Rittenhouse door bell botton part number C8000. Is this womethign you may have?

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#Rittenhouse by Eddie Rodriguez on 2019-10-13 21:47
I have a Master Model 631 & 632, The clock stop working. its showing the red dot on the face of the clock that indicates power failure. The chimes still work fine with no issue. Can you provide instruction on how to test and/or repair. Thank youEddie

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#Rittenhouse by Howard Robertson on 2012-11-19 01:59
intercom system does not work.would like to have it repaired.

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#Rittenhouse by tony on 2011-08-16 17:00
where can i find rittenhouse intercom/radio part??

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#Rittenhouse by O. H. Towers on 2010-01-25 16:00
We are also electrical contractor company(Towers Electrical Serv. Inc)We are looking for a model C8931 R Chimer Receiver also a sender unit if possible.We cannot find any info on this item it was made ty Rittenhouse Fayettevilole, nc. 28302

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#Rittenhouse by william junker on 2010-03-20 16:08
I need a replacement part for this devise.

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#Rittenhouse by glen e peterson on 2007-08-23 19:16
I h ave a rittenhouse intercom system that does not work star system 9000 I would love to get it to work again. Can you help me with this thankyou glen

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#Rittenhouse by Scott Steffens on 2015-09-15 22:03
I have a Artolier Lighting & Sound Div - Emerson Electric Co / Rittenhouse Operations Honeoye Falls, NY 14473 Model C8577 - 16 Volts. Do not know how to wire. It was working when it was taken from another home.This home is set up with one front door bell - ding dong doorbell on 1st floor and the Rit…Purchase or Repair: Ticket Image...
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#Rittenhouse by stan j korzinski on 2011-10-14 21:39
model c8550 8 note melody needs motor

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#Rittenhouse by Leslie Southern on 2009-06-05 13:08
We are looking for the Rittenhouse C8931R Wireless Chime Receiver.We are an electrical contractor and are working with a customer who loves her chime system but wants to expand it to other areas of her home.Can you point me in a direction to locate one of these?Thank you.

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#Rittenhouse by ellen wright on 2019-03-18 14:12
who repairs or work on the old Rittenhouse intercom systems.I would like to do an upgrade. Since I already have holes in the wall from the old Rittenhouse. I would like to upgrade to something along this same size.

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#Rittenhouse by Ken Selinger on 2012-06-06 02:03
We have an older intercom system M9325 stations, M9318, and M9322. We are wondering if there is anything we can do to reduce the standing hum.Thanks

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#Rittenhouse by Charles Sumrell on 2018-06-16 18:05
Tag on door chime unit says:Model 8846RVolt 16Rittenhouse Division Spartan ElectricFayetteville NC 28386The unit has four tubes, it has a circuit board with integrated circuits. The transformer is putting out 18.5 volts, although the unit says 16 volts on transformer and circuit board. I assume the …Purchase or Repair: Ticket Image...
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#Rittenhouse by Ken Bentham on 2017-04-25 21:05
Bell is connected to two doors. The front door works fine. The rear door won't ring at all. Can't tell what might be disconnected. Any ideas would be a big help. Thanks.Ken Bentham

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#Rittenhouse by Patsy Goodwyn on 2014-09-27 23:39
We need to replace the long tubes on these chimes. They are look bad and we have lost one of them. Do you have the 4 tubes to replace the old ones with? If so, how much are they? Patsy

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#Rittenhouse by David Strodel on 2010-12-05 00:34
Hi, I have a Rittenhouse 330 Chime that is not working. Is there a way to get a rough estimate of cost? It may be the transformer or the hammers as they are sticky.David

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#Rittenhouse by Ray Smith on 2011-11-29 00:44
very low sound no door chime

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#Rittenhouse by mccammond99@att.net on 2016-03-19 17:03
is there anyway i could get another one of these door bells?

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#Rittenhouse by Jim Drouillard on 2008-05-16 02:50
I have the above mentioned door chime (Rittenhouse door chime model C8536) that does not work correctly. There where some broken wires from the transformer coils that I soldered back on and now it does not work correctly. Do you have a schematic for this unit?

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#Rittenhouse by Agnes R. Kellan on 2009-11-06 01:18
I have my radio-intercom since 1969--In hasn\'t worked for about three years. I have two stations.

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#Rittenhouse by Barbara on 2006-08-27 17:45
This is an old system I would like to replace. Does the wire plugs have to be replaced. I would like sm=omthing that will be compatable with the wire plugs. Do you have any suggestionsThank You

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#Rittenhouse by George Buffington on 2006-06-01 00:00
Can the Rittenhouse C8203 doorbell be repaired or purchased as a replacement? I'm trying to check this off my to-do list. Thank you!

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#Rittenhouse by Richard Gilbert on 2014-03-13 02:02
Looking to replace the outside door bell speaker Mod. No.M9305

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#Rittenhouse by Dave Spieker on 2017-11-06 22:05
I am looking for a Rittenhouse Chime Receiver Model C8931R. Would you have one available for purchase or can you direct me to a person or another company that may have one available. Thank you!

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#Rittenhouse by Hal Hester on 2016-07-09 23:01
Similiar issue, my doorbell kept sticking. So I replaced the sticky button but now my springs inside the bell housing seem to be sprung and unable to move the plunger the full range to ring or retract.

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#Rittenhouse by Cathy Kirkwood on 2014-08-21 21:30
I purchased a home in Honeoye Falls, NY. It has an RCM 3 intercom that works and I would like to get a manual for it. Is it possible to get instructions for it?

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#Rittenhouse by Glenn Loiselle on 2012-08-09 11:51
I have a circa 1977 Artolier Lighting and Sound door Chimes / door bell / wall clock that HUMMS all the time. MODEL # C8633Can it be repaired?

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#Rittenhouse by Mark Hefner on 2012-05-18 01:33
I have a emerson rittenhouse rcm 4 main unit with IR6 speakers throughout a house i purchased and am interested in upgrading the entire system. Is there a replacement system where it can be changed out?It will be a few months before I am ready to do it, but am trying to look at options and replaceme…Purchase or Repair: Ticket Image...
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#Rittenhouse by James A. Mann on 2008-06-26 12:40
We installed our Rittenhouse intercom system in 1978 when we built our new home. The speakers look out of date and would like a better main unit. We have 4 outside units, and 7 speakers.Can we purchase new units and still use the same wiring? Would appreciate a response ASAP. Thanks Jim MannP.S. Ple…Purchase or Repair: Ticket Image...
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#Rittenhouse by Charles Cheshire on 2018-07-13 22:04
Cannot reset time seems stripped.Only two of the chimes work.Where are you physically located.ROUGH repair cost.

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#Rittenhouse by rosemary ortiz on 2009-11-11 22:30
we can not get it to chime in sequence. if doorbell is pressed it chimes once (#4).

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#Rittenhouse by TONY HOVANEC on 2011-08-09 16:09
HAD LIGHTNING STRIKE AND WOULD LIKE TO REPLACE IF YOU HAVE A RETRO UNIT TO REPLACE IT THANK YOU

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#Rittenhouse by Delia Castillo on 2008-07-29 03:14
we bought this house with installed system. not working. power source not found.

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#Rittenhouse by Eddie Ellis, Jr. on 2012-04-02 22:38
I have a Rittenhouse / Emerson intercom system with individual stations for each room. Two of the intercom speakers nolonger work. When I opened them they have one red, one yellow and one black wire leading from the unit. Is it possible to get them worked on or replaced. They measure 8 3/4\" long X …Purchase or Repair: Ticket Image...
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#Rittenhouse by Andrew Lazazzera on 2018-02-05 18:04
Have Model DS-2 Door Sentry w/ 16v. chime transformer -Rittenhouse #30 or = need local chicagoland technician to trouble-shoot the control box w/ its transformer.-believe transformer is problem.

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#Rittenhouse by Janice Lopez on 2009-08-12 02:45
I AM LOOKING FOR A DOOR CHIME FOR MY BUSINESS THAT WHEN SOMEONE ENTERS THE FRONT DOOR THAT I WILL BE ABLE TO HEAR THE CHIME IN OTHER AREAS OF MY BUILDING AS WELL. I NEED SOMETHING THAT WILL HAVE A LOUD CHIME BECAUSE MY BUILDING HAS MACHINERY RUNNING ALL THE TIME. CAN YOU SEND ME SOME INFORMATION. TH…Purchase or Repair: Ticket Image...
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#Rittenhouse by Anthony Butts on 2011-10-02 19:14
The unit works, but possibly in need of some service. The AM radio works , but no FM. There is a bit of background noise in the system.

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#Rittenhouse by Jason on 2021-11-27 23:30
I believe it was 16v AC current . not DC at least thats how mine is.

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#Rittenhouse by David on 2018-03-04 18:16
Have you ever heard of a response on the Rittenhouse 631/632. I too am refurbishing one and need to know the correct tranformer voltage needed and a wiring diagram surely would help. Any insight?

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#Rittenhouse by George Pond on 2019-07-27 20:32
Can you repair the solo kids on this 1950s era doorbell?It’s generally ok except that some of the parts that slide in the tubes to ring the chimes are lost. I could send it in or you could sell me the parts to fix it myself. Thanks,George Pond

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#Rittenhouse by charles dellasala on 2009-08-08 20:37
7th chime does not work can plunger be lubed if so with what

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#Rittenhouse by David Peterson on 2006-03-01 03:17
The reception is pretty poor and weak on the volume. Do your know if there is an transisterized replacement receiver that will fit into the 1970\'s model. Thanks, David......

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#Rittenhouse by Earl Miller on 2012-10-11 01:23
Is there a new updated unit (with new bells & whistles) that can use the existing wiring and wall recesses of the old units. If so, where can I get them and what would be a ballpark pricing? Thanks

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#Rittenhouse by v on 2007-06-19 19:52
my dilemma also. have you found a suitable replacement? thanks.

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#Rittenhouse by Steve on 2011-05-01 18:27
need diagram for wiring of C8203. Only two reds, 2 whites, where would transformer lead be?

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#Rittenhouse by IRA G NICHOLS on 2025-07-08 20:58
I have a rittenhouse model c8204 that stopped working, had been working for years. New outside doorbell installed my be the cause.Can I test the bell by shorting the two screw terminals on the rittenhouse inside unit.

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#Rittenhouse by A.L. Richard on 2010-08-09 13:32
My home was built in 1965 with the same Rittenhouse intercom/radio system that doesn\'t work anymore. I would like to upggrade with intercom/radio/ satellite radio system can you do the work? What would be the estimated cost?

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#Rittenhouse by Kathryn Fenich on 2007-12-18 20:21
Rittenhouse Solid State AM/FM radio intercom system for house and outdoors

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#Rittenhouse by e. jureller on 2024-12-01 00:00
Urgent Follow-Up Rittenhouse RM Intercom DownDear Team,I am following up on the previous message regarding the non-functional Rittenhouse RM intercom unit. It is imperative that we address this issue

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