Rittenhouse Service & Repair Forum

Ive had this unit in storage for years. Its not damaged at all. Its just been sitting unused. I would like to get it back in good shape and use it as our doorbell once again after all these years.

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β€” Posted by Gregory Behr on 2026-07-21

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If you need your Rittenhouse unit tested or repaired,
give us a call at 1-336-969-0110.
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.
Shipping/Receiving:
Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 315 Comments

#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 Mark Danko on 2015-09-10 19:17
Hi, need repair to this unit, sound cuts in and out when volume control knob is turned/wiggled. Moving molex 5 pin connector on circuit board also causes power to cut in and out. Mode delector knob has become stiff to operate. Please send estimate if repair is possible, thanks

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#Rittenhouse by Don Heeter on 2017-01-17 21:38
Dear Sirs, I have a Model RM-2.It was put in when the house was built in 1966.It does not work.Thank you for your help.

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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 DominicJ. Carini on 2009-07-23 03:03
I have a 30 year old rittenhouse door chime with the 4 sequential chimes, one of the plungers has gone lazy. I took the transformer out to try to clean it and lost the little spring that gives the plunger resistance . Do you have any ideas ?Or do you sell parts, perhaps a whole tansformer. I tried t…Purchase or Repair: Ticket Image...
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#Rittenhouse by Mark Hefner on 2013-03-03 02:30
i am looking to replace my intercom system and looking for a new system to replace it with.

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#Rittenhouse by Qaiser Baig on 2012-07-01 04:25
Hi,Some one open the wires of my door bell Model C8550 (in the bell). Would you please give the wiring/connection diagram for this door bell so that I can re-connect the wire to operate my door bell.You co-operation & early response will be highly appreciated.Regards,Qaiser Baigβ€”> …Purchase or Repair: Ticket Image...
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#Rittenhouse by Marlene Ilijanich on 2024-06-26 02:50
Hello, I purchased my 4 note-8 note melody door chime in 1995. It has been set up on a battery operation operation

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#Rittenhouse by ann chamberlin on 2010-03-07 15:43
Jennifer Walker:Did you ever figure out what to do about replacing your Rittenhouse unit? I\'m in the same boat!Any ideas or products you have come across on your own would be appreciated

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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 Michelle NEWBY on 2009-05-20 00:04
Wee have an Emerson Rittenhouse doorbell model #RC552-1. The motor has fried itself. Can you repair? Thank you. H - (805) 685-2317

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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 Karen Noll on 2009-11-16 14:27
I am looking for a cover to Rittenhouse, model 912 (possibly 812, numbers are difficult to read). Can you help?

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#Rittenhouse by j and c on 2009-01-23 19:43
we have an old set of chimes which were taken from our hallway after a fire, now they require repair, model number is not visible, however, it is a four long pole, with 4 or 8 note feature.would love to repair this

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#Rittenhouse by Mary Anne Fuscaldo on 2009-12-25 23:04
I moved this door chime/clock when it was working from one home to another. The electrician that hooked it up did not do it correctly and I have no schematic for how it should be wired. I know it needs three wires but not sure on which of the 7 screws they get wired to. They do not indicate Com or T…Purchase or Repair: Ticket Image...
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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 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 DARLENE on 2009-02-09 03:51
it will not turn off a red light stays on. do i need to replace or repair it.

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#Rittenhouse by stan Mc Neely on 2014-02-21 17:39
some ONE TOOK MY 577 Apart, I need a picture of how the Chimes goback on the unitTHANKS

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#Rittenhouse by Don Meierhoff on 2013-01-01 10:50
Need a schematic for the Emerson-Rittenhouse Model rm20/rm22. Need to know transistor replacement numbers for the front end tuner.Thanks,Don

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#Rittenhouse by Tedd Boomershine on 2012-04-22 21:49
The clock works fine. Three of the door chimes work, but the fourth and fifth strikers do not work. Do you repair and or have parts to recondition? Thanks, Tedd

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#Rittenhouse by David Smith on 2009-03-16 13:36
I need the three coils for the 526 Rittenhouse. ( a power surge burned 2 of the three).

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#Rittenhouse by Hans Otto Mertens on 2008-01-01 23:36
The main unit needs repair!H.O.Mertens

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#Rittenhouse by matt arendt on 2009-02-08 18:51
need troubleshooting info on rittenhouse model m7900 amp ser# 3060-0074-2091. also, price and availability of parts as i am working on an intercom system in a 8 unit condo.

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#Rittenhouse by Robert King on 2010-08-02 01:52
I know this chime assembly is very old but is there a replacement kit for the hammers. they are sticking and perhaps the springs are just too soft. I\'d appreciate any help you can give me.

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#Rittenhouse by roger crosby on 2009-06-22 18:11
I have renovated my house. I have a Model RC577 chime that is not working. I seem to have all the parts, 4 chimes, motor, etc.Please help me figure out how to repair.thank you

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#Rittenhouse by Colleen Wilkowski on 2011-04-28 15:24
I am searching for a User Manual for the Rittenhouse M9041 AM/FM Radio-Intercom system. The unit is original to the house built in 1982. I have found a tech manual with schematics but now need to locate a User Manual. Any suggestions would be appreciated. Thanks.

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#Rittenhouse by dan mazzola on 2017-02-17 16:32
need a sequence timer for a emerson rittenhouse model # 632 631

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#Rittenhouse by Jim Wilson on 2007-09-11 01:47
Ihave a 20 year old rittenhouse intercon that does not and love to get it working again or replaced can you help

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#Rittenhouse by Mike on 2025-06-05 15:12
Trying to hook up ring with the rittenhouse 531 model. Not sure how the wiring should be set up? 4 white and red wires with 0-4 posts?

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#Rittenhouse by Kathy on 2016-08-16 17:08
can i have this unit repaired and what do i need to do.

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#Rittenhouse by Sylvia on 2016-02-03 03:15
4 out of 10 times whenever I press the button it works.How do I know if the transformer that needs replacement or if the wiring itself that went wrong? I have replaced the button and it should not be the problem itself.How much would it cost if you send someone to fix it?Thanks.β€”> …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 Dan Mazzola Sr on 2020-05-31 15:36
I’m in need of a sequence timer for the above mentioned Emerson Rittenhouse clock/chimePlease advise on getting 1 of them by email or by calling me at 617/590-3509New or reconditioned

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#Rittenhouse by jimmy jamison on 2008-04-08 19:34
we have modle m7035 the door bell and gate buzzer in still workes but the talk butten and volumne dose not. would like to fix or replace unitplease help thank you

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#Rittenhouse by Christopher Cruz on 2011-03-09 13:15
Hellohave a 520 Beverly and it is working but I took it apart and found the rubber grommets and the felt strike pads are bad i am looking for replacements.ThanksChris

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#Rittenhouse by Galen Beaupre on 2019-06-10 14:27
I have a Rittenhouse Model 526.What would cost to test it?

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#Rittenhouse by Paul Winchock on 2018-10-15 21:41
I have a Rittenhouse 550, 551 doorbell chime.The unit itself works fine. What I am missing (which someone was supposed to nor trash) is the transformer that sequences the chimes. Do you have a transformer for this that will work? And if so, obviously, what would one cost?Thank you for taking the tim…Purchase or Repair: Ticket Image...
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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 Angela on 2015-11-22 00:03
i am looking for the cover of the door chime for the above model that needs replacing.

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#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 Bob Przybylski on 2018-11-28 01:06
I have a Rittenhouse door bell model c8355 and the transformer (that is what I think it is) has failed & does nothing but hum. Can I get a new transformer? or can I buy a replacement at the local home depot or Lowes?

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#Rittenhouse by Starla Irvin on 2022-03-20 00:17
Moved in 3 years ago the AM/FM worked but nothing else. Wondering if I could get an estimate

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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 MARK WILSON on 2011-01-12 14:35
This is a Mechanical doorbell with Electronic Control Board. I need Someone to give me an estimate for repair or tell me where I can get parts for this device. Thanks, Mark Wilson

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#Rittenhouse by Francis Roberts on 2007-05-24 22:32
Need new springs for the hammers. This is an old door bell and it has lasted about 40 years. The new ones are sick. This is the best I have heard and would like to keep it another 40 years.

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#Rittenhouse by Gregory Luchey on 2017-03-26 21:44
Door Bell repair motor needed

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#Rittenhouse by Kenneth Jackson on 2009-06-25 01:00
I have had this for almost 50 years and the clock does not work, for some unknown reason, and the chimes are weak sounding and miss at times. I need help. Can this be repaired?

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#Rittenhouse by Marie Gunderman on 2007-11-26 01:41
We purchased our present home in 1998. It was custom built in 1983 with many upgrades that were available at that time. Unfortunately since we have lived here the system does not work. The main unit is 17\' wide and 9\" tall. There are 12 units scattered throughout the house. They each measure 7.5\"…Purchase or Repair: Ticket Image...
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#Rittenhouse by P. Markworth on 2014-01-17 18:45
Do you know of anyone in Central or East Central Ohio who can repair a Rittenhouse electric door chime? It has four, short brass tubes and chimes like The Westminister chimes. Thank you.

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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
πŸš‘ Rush repair shipments only β€” no walk-ins.

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1-336-969-0110

πŸ“¦Mailing AddressπŸš›

Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
πŸ“¦ Mailing Address (for invoices or shipped repairs)
No walk-ins accepted.