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13
votes
6answers
87k views

Can I backfeed a portable generator into my house's electrical system?

Is there a safe way to power my house using a portable generator? The power rating for the generator is 6kW, and I want to run my electric water heater (4.5kW) and my refrigerator (0.5kW) and possibly ...
11
votes
7answers
11k views

Can I plug a generator into a dryer outlet [duplicate]

I have an electric dryer with a 30 amp circuit running to it. If I had a male-male plug to run from a portable generator to this outlet, would it be safe to run essential appliances (water pump, ...
8
votes
3answers
1k views

How can I ensure portable generator success during a long natural disaster?

I live in the SF Bay Area. My house is blocks from the Hayward Fault, where a large earthquake is likely during my lifetime. Along with the usual disaster-prep things (water, food, etc.) I'm ...
8
votes
3answers
18k views

Are generator interlock kits permitted in residential applications?

There have been some questions on the site lately, that reference using interlock kits with portable generators. This has inspired me to read through article 702 Optional Standby Systems of the ...
6
votes
3answers
6k views

What is a good generator for emergency backup?

So recently, during Irene, I learned that my car's lighter outlet was insufficient to power a sump-pump (hello, two inches of water in the master bedroom) Thankfully, the car's circuitry was fine but ...
6
votes
1answer
741 views

Is it reasonable to create a 30amp branch circuit for the purpose of feeding the panel from a generator?

I recently purchased an 8kW generator (Briggs and Stratton). It has a 4-wire twist lock outlet that can handle 30 amps. Suppose I were to: Run a 10/3 NM cable from the panel in the basement out to ...
5
votes
2answers
354 views

Portable generator won't start

Cliched story, I know: I didn't use the generator (4 Stroke Briggs & Stratton) for a long time, and when I tried it, it wouldn't start. I'd pumped the gas out of the tank after I last used it, ...
5
votes
2answers
3k views

Are the wires for my generator transfer switch undersized?

I purchased a Reliance Q510-C transfer switch to use with a 50 amp generator at my house. The transfer switch is rated at 50 amps. I have wired it into my main electrical box. I also wired a 50-amp ...
4
votes
2answers
259 views

What Good and Affordable Alternative Power Source Would You Recommend?

I am woking on a startup (read: using my computer always). 80% of the time, I generate my own electricity with a petrol/gas generator. On new years day, the Nigerian government increased the price of ...
4
votes
3answers
24k views

Can my generator power my deep well water pump?

I have a 120/240 volt generator with an output of 3250 watts peaking at 3750. I want to be able to power my well water pump but I'm getting conflicting answers on whether this generator packs enough ...
4
votes
1answer
182 views

Can I retrofit a wind-power system for my home?

I live in a VERY windy place. My neighborhood is a new development of your typical suburban single family homes. There isn't really room for a full windmill, nor would it look very well. But there has ...
4
votes
3answers
787 views

Will my wood platform support my generator?

I built a wood platform out of pressure treated lumber 6ft X 4ft 2x6 with beams every 16 inches and 2x6 deck. It is bolted into the house 2x10 on the 6 ft rear wall and carriage bolted to an existing ...
3
votes
3answers
2k views

How can I shut off circuits when I have a generator with an automatic transfer switch?

We had professionals install a generator with an automatic transfer switch. I showed them our circuit-breaker box and told them which circuit numbers should be on generator power. Okay, everything's ...
3
votes
3answers
318 views

How to determine (not estimate) starting amperage of a motor?

I want to buy an inverter-generator to run my Trane heating system in case of a power outage. The Trane is on a 20 amp circuit. The sticker says it needs a minimum of a 15.2 amp circuit. My question ...
3
votes
2answers
4k views

How do I troubleshoot my generator and transfer switch installation?

I recently mounted a 10 circuit Transfer switch and attached about half of the wires to the electrical panel. After I start and plug in the generator, some of the circuits work fine (well pump, which ...
3
votes
1answer
9k views

How can I get a standby generator with GFI to work with a 2-pole transfer switch?

I have a home standby generator that is equipped with a GFI, and my original electrician (who has long since flaked out on me leaving me in a lurch with this) installed a standard 2-pole transfer ...
3
votes
1answer
2k views

Should a generator transfer switch have continuity between all contacts in the “Gen” position?

I am finishing up installing my generator transfer switch today and I think I have a wiring problem... I have a six circuit transfer switch wired in with a power inlet box outside. Everything is ...
3
votes
1answer
165 views

Is there a wireless way to cut off the HVAC y wire from my generator transfer switch?

I recently had a Generac Synergy generator installed, which went smoothly, however there was no good way to get the Y wire from my thermostat to the transfer switch and back in order to allow the ...
3
votes
1answer
564 views

How should I hook up my generator to a manual transfer switch?

I have a couple of questions about hooking up a generator to a manual transfer switch and I'm really hoping somebody with knowledge can help guide me here. The idea is I will have an exterior weather-...
3
votes
1answer
435 views

Does a replacement propane supply line have to be made of a special material?

One of the propane rubber hoses in a portable generator has cracked and broken in several spots while the other one is in fine condition. As a stop gap a washing machine supply line was cut and used. ...
3
votes
0answers
91 views

How can I check my generator to see if its ok?

I let a friend of mine use a 6500 watt generator that ran my house great, when he brought it back he said it was getting hot and stalling but could run 110 plug. He blew up lots of appliances, how can ...
2
votes
3answers
5k views

Can I connect a portable generator to a subpanel to backfeed my house?

I have a portable 6500 W generator. I have a main house electrical panel and a subpanel in my garage, which are on opposite sides of the house. My subpanel is on the outside wall of my garage. The ...
2
votes
3answers
43k views

Why won't my portable generator start?

With a storm bearing down on the mid-Atlantic US and robocalls from the local power utility warning of the possibility of extended power outages, I figured tonight would be a good time to check the ...
2
votes
2answers
710 views

Did I damage the breaker by incorrectly wiring a generator?

During a power outage I attached my generator incorrectly (I have never done this before - I just was not paying attention). Anyway, I crossed the ground at the box with the black. When I turned on ...
2
votes
1answer
11k views

Generator carburetor problem, is it the float?

Hopefully this is an appropriate place to post: I had to use my generator today and it ran fine for about an hour but when I went outside to check on it, I noticed it was dripping gas from the ...
2
votes
1answer
43 views

How much upkeep for portable Tri-Fuel generators

A PM site says whole house generators need considerable upkeep: "After 24 to 48 hours of continuous use, get it serviced, installer ... says. After around 10 days, have a professional change the oil ...
2
votes
1answer
62 views

Seeking name of a small natural gas generator that will run in all weather

I want to run a small emergency generator on natural gas (NG). In the past few years, 3 fuel portable generators have become available. But the manuals say not to run them in the rain. "Whole house"...
2
votes
3answers
723 views

Why won't my new powerstroke 5kW generator start?

I purchased a power stroke 5,000 watt generator about a year ago. Only recently there have been some power issues in my area, which made me decide to take it out and get it ready. I purchased new gas &...
2
votes
1answer
238 views

manual transfer switch - 2 main panels

I have 2 main panels, each 150 amp, each connected to meter. I'm installing a Reliance transfer switch (model 3006HDK). All instructions show how to wire circuits from a single main panel. Can I ...
2
votes
2answers
996 views

Why is my emergency generator hard to pull for starting?

My portable generator ran fine for 5 hours, then ran out of gas. I refilled the tank but now the pull is excessively hard and the unit will not start. I removed the spark plug and the pull was ...
2
votes
1answer
132 views

Using Power Curtailment Terminals on a Carrier Heat Pump to Shed Heatpump

I am considering installing a Generac 22Kw whole house generator and automatic transfer switch. The transfer switch is designed to shed the Carrier Infinity heat pump if the start up load is more ...
1
vote
2answers
71 views

What's the best way to connect two seperate generators to a well pump?

I need to have a generator run 240 volts to a well pump, and want it switched off when the generator is started. I also want a second (back up) generator that can be switched on if/when the main ...
1
vote
2answers
161 views

What is the difference between an interlock and a transfer switch?

With respect to wiring a standby generator, what is the essential difference between an interlock and a transfer switch and what are the pros and cons of using one rather than the other?
1
vote
1answer
17k views

What size wire do I need to connect a portable generator inlet to my main panel?

I am planning on installing an interlock kit and backfeeding my panel with my portable generator. The backfeed will be to a 30 amp breaker, coming from the 240/30A outlet on my Generac 5500. The ...
1
vote
1answer
173 views

How can I switch between two generator inlets?

I recently pulled a permit and installed a 30A generator inlet and backfeed breaker w/ interlock. However, I actually would like to install a second inlet in an alternate location and be able to ...
1
vote
1answer
1k views

White Smoke coming out of Briggs and Stratton engine

The Issue: I recently purchased a 9 kilowatt generator running on a 17hp Briggs and Stratton engine which ran pretty well when I first bought it except for a little white smoke. I replaced the ...
1
vote
2answers
80 views

How do I determine the capacity of my generator when it has a separate starting watts capacity?

I have a Briggs & Stratton Storm Responder generator that is rated at 5500 watts with a 8250 startup watts capacity. The user manual is a little confusing: it seems to state that I have to take ...
1
vote
1answer
177 views

How do I determine what size Generator I need?

What are the number of factors and considerations to be taken into account before sizing a prime rated generator ??
1
vote
2answers
322 views

How do I get my small portable generator started?

My portable generator has been sitting for quite awhile. I drained out the old gas and refilled. Squirted carburetor cleaner. Spray starting fluid it starts as long as starting fluid is squirted. ...
1
vote
1answer
1k views

Can I connect the generator neutral to my mains neutral permanently?

I have a 3 phase 15KW generator with four wires. I want to use it as a standby generator for my house. My house uses 1 phase 220 volts on two wires (no ground as the house is quite old). I have a 3 ...
1
vote
1answer
83 views

Testing generator output

I'm having trouble getting a 6kw generator to power a sub panel that was installed by a licensed electrician. I would like to be able to test the generator's output. How do I do that?
1
vote
1answer
184 views

How do I select the right generator?

I'm looking for advice on what kind of generator I should get for my mobile home. We have had 3 pretty bad storms (2 hurricanes, 1 blizzard) and am looking to give my home backup power. Now I have ...
1
vote
1answer
253 views

Wood heating - Problems with power failures. Need some advice

My sister uses wood heating in here house. Her heating system has temperature control but of course does not work without electricity. If electricity goes off the temperature can grow ...
1
vote
0answers
29 views

Predator generator 6500 watt

I have a 6500 watt predator generator, here lately every time I run it, after it runs for maybe 20 minutes to 1 hour the lights in our home cut out and then back in. At first it was only doing it for ...
1
vote
0answers
77 views

Off grid home power shutting off

Let me start by saying thank you for reading my question. I appreciate any help offered. My husband and I just moved to Arizona from Ohio. We purchased a modular home off grid in the mountains. This ...
1
vote
3answers
74 views

Generator Usage Plan [closed]

I would like to think that if I had to use my 7000 watt generator for a few days of power outage, that I wouldn't need to run it 24/7. Does/has anyone made a written plan for maximizing generator ...
1
vote
3answers
3k views

What do I do with the neutral and ground when wiring a transfer switch?

I know there are a lot of questions about wiring a generator to a home electrical panel, but I can't find the answer to the questions that I have. I would like to wire a generator that has the ...
1
vote
3answers
200 views

Is it safe to ground a portable generator using the house ground at the service panel?

I've bought a portable generator that I'll use when the power goes out. The instructions in the paperwork state that the generator needs to be grounded before use. Can I use the house ground at the ...
0
votes
1answer
83 views

Which whole house generators put out a good sine wave? [closed]

Some postings on DIY caution about using square waves and dirty sine waves to power some electronic equipment. Which whole house generators generally put out clean sine waves? (I looked on the ...
0
votes
1answer
391 views

How do you connect one generator to two seperate boxes?

I have two separate 200 amp breaker boxes side by side and want to back feed a generator through the panel . Is there a way to feed both panels at once ? I would be using an interlock .