INSTALLER'S TROUBLESHOOTING GUIDE
TROUBLE | POSSIBLE CAUSE | POSSIBLE REMEDY | |
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Hum in speakers. | Intercom wiring run too close to | Keep intercom wiring as far as practical from household AC power | |
| household AC power wiring. | wiring. Do not run intercom wiring parallel to AC power wiring. | |
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| Shorted intercom power wiring | Check power connections to Master and connections to transformers. | |
| or power wiring shorted to |
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| ground. |
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| Interference from household | A dimmer may cause interference. For dimmer and fluorescent lighting | |
| electrical fixtures. | interference, use filters (G.E. 89G635 or equivalent; NuTone Part No.: | |
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Static. | Loose ground connection. | Check ground connection to Master and connection to earth ground | |
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| source. | |
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| Interference from household | A dimmer may cause interference. For dimmer and fluorescent lighting | |
| electrical fixtures. | interference, use filters (G.E. 89G635 or equivalent; NuTone Part No.: | |
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| Interference from household | Correct interference at the source: fish tank, heater, hand tool, coffee | |
| electrical appliances. | pot, etc. | |
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Remote Station not working. | Wire installation. | Check terminal board for broken wire or loose connection. Check | |
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| continuity of wire. | |
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| Speaker. | Check continuity of speaker. Clean switch controls. Substitute with | |
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| speaker known to be in working order. | |
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No door communication. | Wire installation. | Check continuity of wiring. Check connections at speaker and Master. | |
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| Speaker. | Check with a speaker known to be in working order. | |
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Opitional Electronic Chime | Wire installation. | Be certain the chime is properly connected to the master station. Also, | |
(Models |
| be certain the front, side and rear buttons are properly connected to | |
not operate or operates at a |
| the chime board. | |
low level. |
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Improper volume setting. | Adjust the volume of the chime module by turning the volume | ||
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| potentiometer located on the chime module. NOTE: Chime Audio will | |
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| NOT be heard at stations selected to the OFF or MONITOR. | |
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Electronic chime can't be | Wire installation. | Be certain the electronic chime is properly connected to the master | |
heard through the master |
| station's electronic chime input screw terminals. | |
station or remote speakers. |
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| Improper volume setting. | Adjust the volume of the electronic chime by turning volume | |
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| potentiometer located on the chime. | |
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Cannot receive radio station | Faulty antenna connection. | Antenna should be located in attic and connected to tuner in Master. | |
which is received by another |
| Check antenna connector to be sure it is connected to header on tuner | |
radio in home. |
| board. | |
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