Rittenhouse Service & Repair Forum

Hello I have a Artolier Lighting and Sound Emerson Electric Co. Model C8535 the springs need replacing can you please Help thanks Norm

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— Posted by Norm Negus on 2010-12-02

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If you need your Rittenhouse unit tested or repaired,
give us a call at 1-336-969-0110.
We offer free estimates and extended warranties on the work performed.
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Industrial Electronic Repair
145 Rockwell Place Ct
Tobaccoville, NC 27050
Phone: 1-336-969-0110


Recent 312 Comments

#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 GALLAGHER on 2025-04-27 13:41
Drive or board failure on Rittenhouse M7012 intercom/radio. Needs immediate attention to avoid disruption. Heading to next location now.

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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 phil hartshorn on 2017-01-10 16:24
need wiring diagram for c8538r door chime

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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 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 Koos on 2015-07-17 20:20
Hi there, I'm inquiring about the Rittenhouse C8578-1 135-7351-01 door chime. I need to know if it can be repaired or replaced. Trying to check this off my to-do list. Thank you!

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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 Joseph LaBarbera on 2012-06-11 14:33
Would like to know if there is a replacement for this unit or where I can find a replacement knob for the Talk Listen stalk.

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#Rittenhouse by Yale Wolff on 2011-03-15 15:01
Have a Rittenhouse intercom system installed in 1956. There appears to be a dead short in the Master.Is there a NuTone Master AM/FM which will work with the satellite room units?

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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 craig cipriani on 2011-11-03 15:22
I hav a door chime and clock rittenhouse model 631 and 632 i need a wiring diagram for. any help i can get is appriciated thank you

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#Rittenhouse by Jeffrey on 2008-11-22 22:27
This problem may be caused by a lighted doorbell. After the bell is wrung, the light will re-illuminate. When that happens it may be drawing just enough power to make the door chimes think that the button was pressed once again. This is a repeating pattern.If a lighted door button is used, the solut…Purchase or Repair: Ticket Image...
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#Rittenhouse by Deborah Braid on 2009-12-14 16:48
I have an old rittenhouse 7021 (I think) it is from 1978. It needs a new from cover and the dial to change the stations doesn\'t work. Otherwise it works. Can it be fixed and about how much?

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#Rittenhouse by vandewater on 2025-05-14 19:14
just a heads up that the Rittenhouse RM20/RM22 intercom with radio unit went down mid-shift. Can you please check it out and follow up during the day? Thanks!

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#Rittenhouse by Lynn Young on 2015-09-20 19:01
Did you locate the 3 coils you were looking for ? I also need one

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#Rittenhouse by elena fernandez on 2015-02-27 06:07
Hi there, I'm interested in purchasing the Rittenhouse C8578-1 135-7351-01 door chime. Could you please provide me with information on pricing and availability? I'm looking to source one quickly. Thank you!

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#Rittenhouse by Vev lee on 2013-05-19 16:43
I need the wiring digram for model number c8535

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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 Larry Yudkowitz on 2020-05-13 00:16
I have Model 380 16V. I had connected it ot a Ring Video 2 Doorbell and it worked fine for several months. Now there is a loud humm coming from the chime. I think the Ring ihas a problem. Ring says the chime may not be compatible. Ring says the model 382 is compatible. Whould you know the difference…Purchase or Repair: Ticket Image...
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#Rittenhouse by Richard Greene on 2009-11-07 15:09
I have a clock and doorchimes door bell model RC-633.I would like to get relacement part for the door bell part, the clock is still working.Can you help me

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#Rittenhouse by Donald Brown on 2017-07-07 23:15
I need to have a bulb replacement performed on a 1980ties vintage bronze doorbell. The spring works fine but light nolonger stays on.Regards, Don

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#Rittenhouse by Martin on 2009-02-08 05:30
I have the exact same problem, but it\'s not caused by a lighted doorbell. Without the doorbell connect (and not crossing the wires) the chime mechanism keeps repeating. I\'m not sure whether it\'s because the contacts aren\'t lined up correctly or whether it\'s a wiring problem. I\'ve tinkered and …Purchase or Repair: Ticket Image...
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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 Civitate on 2015-07-26 02:20
We are experiencing a critical issue with the Rittenhouse C8578-1 135-7351-01 door chime production line. The key component responsible for the chime sound is malfunctioning, leading to a complete halt in production. Immediate repair service is required to resume operations swiftly. Please address t…Purchase or Repair: Ticket Image...
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#Rittenhouse by R.Sarin on 2010-08-11 23:11
Hi I need a cover for the rittenhouse door chime model 380 can u pls get back to me thank you

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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 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 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 David Hocevar on 2011-12-05 17:56
I have a ritenhouse emerson door chime unit. It just started chimeing for no reason I had to disconnect it to silence it. Now when I hooked it back up nothing happens. Clock doesn\'t work, chimes don\'t work.Model 086331 4 tubed chime It also has a teledcrome syncronis motor. Any hope for it.Thank Y…Purchase or Repair: Ticket Image...
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#Rittenhouse by Dick on 2018-12-06 23:40
Part #C80Q0 door bell switch.Can I order a replacement ?

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#Rittenhouse by Doug on 2011-10-01 20:21
I currently have this unit for sale on ebay. the wiring is simply two wires from the 16v transformer to the appropriate screw terminals on the printed circuit board and then the \"switch leg\" from each door bell button at the doors you are using attached to the corresponding terminal screw as label…Purchase or Repair: Ticket Image...
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#Rittenhouse by Peter Taylor on 2013-02-15 23:47
I have a Ritten House Master Model 631 & 632 in my shop for repair. I would like to obtain a service manual for this item. Please advise if this is available. The clock is in bad shape as it fell of a wall and is in many pieces. Some of which I shall need to purchase.Please advise Peter TaylorTaylor…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 Ray G. Brubaker on 2017-09-11 14:32
I have a model Rittenhouse # E780DC door bell push button. The center plastic button is broken. I need a replacement . I can use the whole assemblyPlease email me as to where I can buy it. Thank you.

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#Rittenhouse by J. G. Colbert on 2010-09-28 22:30
The rheostat is broken on this unit otherwise the unit is as melodious as it was 40 years ago.The numbers on the rheostat are 1406417 and 135-51 The motor is a Telechron synchronous motor. 118V--16 Model 3151 RPM 3. W. 4.CantI purchase the replacement rheostat and have it shipped to PMB 399 at the a…Purchase or Repair: Ticket Image...
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#Rittenhouse by karen varel on 2011-09-07 00:53
Do you sell parts for rittenhouse dooor chimes specifically Model #C8550 or do you know where I can get them?

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#Rittenhouse by Mickey Loveria on 2007-08-30 14:53
Existing model was put in my home maybe late 60\'s, with ivory base unit and 4 ivory receivers plus brass door unit intercom. The radio reception is irregular, fades in and out and there is much static. Sometimes have to jiggle knobs on base unit to tune radio! Any suggestions on where to go for upg…Purchase or Repair: Ticket Image...
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#Rittenhouse by Franklin D Bamsey on 2011-08-22 12:52
Push the outside button and the bell does not work. It has been in the house since it was build in 1988. Any suggestions?

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#Rittenhouse by Tom Bell on 2019-04-10 01:02
I have a Rittenhouse 631/632 doorbell that works ok but the clock motor is noisy. Can I buy a replacement motor for it?

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#Rittenhouse by paul suter on 2007-02-12 03:05
I have a old intercom in an apartment building that has door locks, buzzer, and voice. the call and voice speaker does not work. all the other apartments are working good. Is there a replacement for the apartment units. or a upgrade?

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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 Snidal on 2015-08-12 07:20
Please provide an update on the status of the Rittenhouse C8578-1 135-7351-01 door chime unit. It is still not functioning, and we need attention on this matter soon. Thank you.

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#Rittenhouse by Michael Donnelly on 2012-06-05 13:26
HiI have the above chime box and wish to re assemble it. I took it down for decorating purposes.There is a black/dark blue wire, a yellow wire and a red wire. There is trans, front and rear. My question is what wire goes with what?Many thanks Michael Donnelly

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#Rittenhouse by Diane Reichard on 2010-04-14 13:54
Hello! Do you have any parts for Rittenhouse (Emerson) All Transistor Radio-Intercom System, Model RM-1 (AM radio) or RM-2 (AM/FM radio)? Our system dates from the 1960\'s--still going strong. But I need knobs and especially the instruction manual because I don\'t know how to answer and use the exte…Purchase or Repair: Ticket Image...
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#Rittenhouse by Bob on 2007-04-07 23:14
We have the same system in our home. Did you find any compatible system? Did you replace your system? If so, what system did you use? Thank you. We need to replace everything except the wiring.

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#Rittenhouse by GENE LAYNE on 2016-07-28 12:11
Can you advise if a Emerson Rittenhouse RC 577 Doorbell mechanical chime will work with a 24V Transformer?I have a 16V and wanted to add a camera to this?ThanksGene 732-754-1205I cannot locate a manual im guessing this was made in the 70\'s

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#Rittenhouse by Kathie Hiers on 2009-03-11 03:19
I bought a house built in 1950 with an old Rittenhouse door chime, Model #365. I have no idea if it can be repaired. I don\'t have the front door button. The inner workings are very dirty. Do you think it\'s worth sending to you? Thanks, Kathie

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#Rittenhouse by Jo Ann Redmond on 2011-10-18 23:20
Good Evening,We have a Rittenhouse Intercom System (solid state Am/FM Radio Intercome) it has got to be at least 30 years old. We are looking to replace the outside speaker box (Nu-tone). Please let us know if this item is still available. We would give you more info on the system, but cannot find s…Purchase or Repair: Ticket Image...
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#Rittenhouse by Paul on 2016-09-11 18:49
Are you able to repair it?

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