Rittenhouse Service & Repair Forum
I am looking for a wiring diagram for a Rittenhouse, Spartan Electric, Fayettevile NC C8845 unit which is 30 to 35 years old. It seems to be either able to use two D cells or 16V transformer but I am got sure how to wire it up. Any ideas? Thanks.
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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
need wiring, replacement parts and pic of the model noted above. front door pushbutton lights, but no response from chime unit. the backdoor is working normal one chime. What may be wrong? the unit has a selector switch to scroll thru various chimes.
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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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we bought this house with installed system. not working. power source not found.
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Purchased a use Rittenhous Westminster door chime / clock; Tetechron Motored, model #8633. I need a wiring diagram for this unit.Thank you,Virginia Melchi
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Sir: Please help me diagnose the problem of my C8204 door chime, andthis morning I heard a noisy sound from the unit. And please give menearest service center here in Chino hills, CalifornialThanks
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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 Baig—> …Purchase or Repair: 
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plungers have stopped (tried lube) is model w clock can they be replaced by myself or must this be done by a pro or can the entire panel be more easily replaced thank you
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Can I use the existing wiring and recessed wall areas of the old system listed above with a new replacement system. If so, what new updated system will work? Thanks
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The Rittenhouse C8578-1 135-7351-01 door chime unit caused downtime today from 930 AM to 1145 AM, impacting our operations. Need quick resolution before the next shift. Thank you.
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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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My mom and dad has an old (approx.37yrs) rittenhouse intercom system and they need a replacement bulb for the main unit. I\'ve tried searchingonline but since mom nor dad know the exact part # i\'m having no luck.Dad said it was a low wattage pilot lamp?? GE19 or R19???? Any help you can offer would…Purchase or Repair: 
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Hello, I am living in the house I grew up in and all of a sudden I noticed thatthe front doorbell was not working. The side doorbell hasn\'t worked for a long time. I have done some research so I will give you the information I have.Nutone Chime Signal, made in USA 1952, Model K 26 902 or 002It is a…Purchase or Repair: 
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some unit owners intercom is not working, needs repair. Who can we call on this?
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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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hi I have a m7034 intercome system.The out door speak into box was flooded by our sandy storm.Needs to be replaced.The wiring is good and it would be easy to replace if I had original replacement kit. thank you mike
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I have an inoperative Rittenhouse Model 7021 intercom system as well. Can I fix it or do I have to buy new?
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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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My Rittenhouse door chime\'s top plunger does not work, the previous homeowner said when he was hooking it up, by accident the top soleniod was getting power all the time and over heated and it has not worked right since... can this be fixed ????
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i would like to have an updated model the one i have was installed in 1977 it makes noise, drifts off stations all controls are noisey and sound is garbled. can you tell me where to get help.
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Hello. I have an Emerson-Rittenhouse Door Chime Model RC577 and it has quit working. I was wondering if there is a replacement transmitter available for this chime. It has the motor attached to the transmitter so I don\'t htink I can get a replacement at a store. Any information you could give me wo…Purchase or Repair: 
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The door chime is not working properly in that some of the hammers are not striking properly. sometimes they reach the tubes and sometimes not. They are all active but not as strong as they should be .I have turned down the adjuster and none strike and when turned up, it is as I have described . The…Purchase or Repair: 
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Please contact me about the cover of the door chime Model c8204.We lost it during repainting the wall when we moved in 2 years ago.ThanksBrandon
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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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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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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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I have an older system, it was still working but when a water pipe broke behind my kitchen wall, it soaked the unit and ruined it. I want to know how much it would cost to have it replaced so I can get back the intercom and music function. Thank youAlbert Brien
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I would like to see if I can get this to work. But I don\'t know where to start.
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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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need diagram for wiring of C8203. Only two reds, 2 whites, where would transformer lead be?
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i have a model 7035 that was removed from the wall to repair the wall. Now I need to reconnect - but don\'t know how the wires go together. Are there any instructions available?
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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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Hi We stock this lamp in Sweden Price is 2 $ each + shipping (mail)JENSwww.JENSIgame.comJens@jensigame.com
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I'm looking for a replacement circuit board for a Rittenhouse model C8538. Please let me know where I can purchase one.
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I have a very old doorbell/ clock combination. The Model # is 450. The chimes work but not the clock. Since it is installed into the wall is there one the will replace using the same insert?
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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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Removed outer casing - now doorbell doesn't work - noticed loose redwire - where do I attach?
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Hello, I have a customer that brought in a door bell unit, the one of theplungers is bent inside. I do not know alot about these things, we work on electric motors. He want to know if he can still get parts for these unit.The model # is c8231. Please inform, I may just send him your way. Thanks for …Purchase or Repair: 
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I am looking for a cover to Rittenhouse, model 912 (possibly 812, numbers are difficult to read). Can you help?
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I have a Ritten House RM-2 Radio Intercom in original box with original instruction booklet AND an OR-11 Outdoor Remote Station I am looking to sell.If you or someone you know would be interested, please contact me.
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Was working well until I sanded and painted the kitchen. I took the chimes down to paint, put them back and nothing works. I get voltage coming in but it doesn\'t move anything.
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I am interested in buying your intercom, I had mine accidentally ripped out during remodelling and need a replacement , does yours work ok?Derek Rust
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Moved in 3 years ago the AM/FM worked but nothing else. Wondering if I could get an estimate
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Art - did you get a reply in answer to your post?I am about to restore the same door chime, you may have info that can help.ThanksFred...
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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: 
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