Rittenhouse Service & Repair Forum
Just wondering i have a rittenhouse system rcm-1 and the intercom system part does not seem to be working. We can broadcast for the main unit and it is heard in the other units but when we try to broadcast from one of the other units to the main you can not hear the person ? Anysuggestions or do you have a manual that can be downloaded?ThanksDave
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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
124 Five Forks Dr PMB #208
King, NC 27021
Phone: 1-336-969-0110
Recent 315 Comments
HAD LIGHTNING STRIKE AND WOULD LIKE TO REPLACE IF YOU HAVE A RETRO UNIT TO REPLACE IT THANK YOU
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Do you sell parts? I am looking for a replacement potentiometer for an Emerson-Rittenhouse RC 633. It is labeled Clarostat 140-6747/ 135-51.
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My sister inlaw gave me this doorbell clock, I do not have the chimes the model number is RC6333. Can you help.
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I\'m working on a unit which has been in the family for years.Emerson- Rittenhouse RC 633, 16 voltOne of the solenoid/hammers don\'t work. Seems that the hammer is jammed in the tube. I\'d like to replace the solenoid. How may I order another one.Ron 305 803-5441
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I recently purchased an older home that has a Model # RC-475 - 16 volt door chime that works fine, but lacks the cover. Is it possible to purchase just a cover from you or is something like this no longer available. Amazon has one but the mfg. dimensions wouldn't fit. As close as I can measure …Purchase or Repair: 
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I TOOK THE CLOCK TO A ANTIQUE DEALER HE TOOK THE MOTOR OUT AND REPLACED IT WITH A BATTERY UNIT. I AM LOOKING TO REPLACE IT BACK WITH THE ORIGINAL MOTOR.
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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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My rittenhouse chime is about 15 years old and I would like to get it repair. I would like to know who can repairs it.
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Looking for a sequencer box for a model 552 doorbell chime. I know they are rare. Does somebody make a retro fit or do you have a good used one. If none of the above then how about schemetics and I will get one made. Thanks-Tom
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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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Hi We stock this lamp in Sweden Price is 2 $ each + shipping (mail)JENSwww.JENSIgame.comJens@jensigame.com
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Having issues with my Rittenhouse RCM-4 intercom with radio - the radio feature is not working. Need repair assistance
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Our old doorbell cover on our doors is broken, how and where can we find new or different( maybe clear plastic cover) for the doorbell Thank you
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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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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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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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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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A plunger on my 50 year old door chime is not returning to the rest position when the door chime is not activated. The consequence is a continuous buzz and erratic operation when the button is pressed.Have I provided sufficient information to diagnose the ease of repair?Thank you.Jim—> …Purchase or Repair: 
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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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Ihave about a 30 year old rittenhouse with 4 chimes.It seems that the solenoids that activate the strikers,are getting a little lazy.I have had one apart and try to clean it ,with not much succes,I even lost one of those tiny springs. I tried to replace it with a similar one ,but it\'s not right.Do …Purchase or Repair: 
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I have a Rittenhouse Model S7806 Smoke/Fire detector system in my 3-level condo. It was there when I moved in so there is no manual for it.My problem is, after a thunder and lightening storm the other day, I came home to find all 3 units ringing. The only way I could silence them was to switch off t…Purchase or Repair: 
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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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Please provide information or assistance regarding Rittenhouse part number C8578-1 135-7351-01, described as a door chime. Thank you.
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Hey, the Rittenhouse C8578-1 135-7351-01 door chime went out mid-shift. Please check it out first thing in the morning. Thanks!
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I have a RM-2 or a M9401 rittnhouse intercom I need a manual or schematic.any ideas where to locate.Don
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This unit puts out a chirping sound (Similar to sound of a smoke alarm) on a continuous basis, one chirp about every 30 seconds. Please advise what I should do, short of disconnecting the unit, to stop this annoying sound.Thank you,Richard Baer
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I have an old Rittenhouse door chime that is missing it's tubular bells. Home built in 1932. Chime cover has two decorative brass musical notes and a few horizontal brass what look like pinstripes. After researching, I believe it's 30's vintage and original to the home. I would love i…Purchase or Repair: 
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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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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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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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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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There is a malfunction in the Rittenhouse C8578-1 135-7351-01 door chime, disrupting the production line. Immediate repair is required to resume operations
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I purchased this residential unit in 1986. It is now giving a significant hum and does not produce all of its chimes.Does this give you a clue as to repairability?
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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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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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Only one of four chimes works, although we detect a faint electronic buzzing, in sequence, of the other three. For example, we hear Chime A, buzz, buzz, pause, buzz, buzz, Chime A. As cover has been lost, we suspect dust and grime is keeping the other hammers from working.Can the unit be cleaned and…Purchase or Repair: 
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The Rittenhouse C8578-1 135-7351-01 door chime is malfunctioning and needs repair. Urgently seeking a technician to address the issue as it's disrupting daily operations.
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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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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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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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