110 volt meter dips to 100 when my refregerator trys to come on, stays down for 15 seconds, not good
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was wondering if any one can tell me why my shore power meter drops for 15 seconds when my fridge trys to turn on. i replaced the start relay on the fridge. someone tiold me its a bad wire or short any suggestions? i know the meter should just dip for a second or 2 when an appliance comes on, thanks
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Hello,it's probably not hurting anything,but the compressor running a bit slow. Is it the same without any other breakers on? Ours was like that from the original fridge,that came with the boat. It had a 50/60 cycle motor in it,as power was iffy back then. As long as it's getting the 60 cycles it should be fine. If not,and it's newer,it could cause problems with the motor. We've had an energy star now for 7? yrs and the drop when it starts is still there.
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Voltage drop generally mean too much resistance. Indicates your wire is too small or you have bad connections. Anyway to by pass the circuit to your fridge and use a volt meter to check the voltage drop, thereby isolating the promblem. ie is it the line or the fridge causing the problem.
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most of the above comments are right on the money. A voltage drop when first starting is caused most of the time by an increased resistance in the circuit. If the fridge is very old and the compressor may be warning you that it's having a hard time getting going. However if some of the wiring is too small or deteriorating anywhere between the source and the compressor causing greater resistance then it would also cause your problem.Some of us have been in homes when the lights will dim because the fridge or an iron comes on , this is the same problem.You are going to have to determine where the problem lies then deal with it. Good luck...Leo
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YUP. We have everything always on-water heater,appliances,etc. In this time of year,we have the battery charger running pumps and the 12v battery charger,for the furnace. Were on 30amps,that's why I mentioned the 60 cycles for the motor. We have killed brand new fan's -died in the wrong marina/30 amp plug. We spent 1 winter,and never seen the meter go over 90amps. Nothing was hurt. Another thought-don't coil the shore power cord-it loses power. Just because you see 110, on the meter,it's not a guarantee your getting 60 cycles going to the fridge motor. You can test it,but I will defer to the pro's on here for the info. to test it.
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