Porter Cable 4,500 Watt 9 Hp Portable Generator #H450IS W... Logo
A
Anonymous Posted on Sep 07, 2014

Why porter cable h450is generator won't start

Changed spark plug, cleaned fuel valves, can't get carburetor off though it will start up for about 1 second then die

1 Answer

tebrown507

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  • Expert 415 Answers
  • Posted on Sep 08, 2014
tebrown507
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If it starts initially, then it has spark. most likely the jets on the carbureator are clogged. You should remove the carb and clean/rebuild it.

5 Related Answers

Anonymous

  • 169 Answers
  • Posted on Mar 01, 2009

SOURCE: My porter cable generator 3000 wt will not stay running once star

Hi,
If this generator has been stored for any length of time with fuel in the carb you probably have a plugged main jet in the carb. As joboo1 says there are a few other things that could cause this behavior, but most often I see dirty carbs, water in the fuel, and plugged/dirty air filters. Get a flashlight and look into the fuel tank thru the filler hole, if you see anything floating in there you've got water in the fuel. Look at the ari cleaner, oil and fuel on the element indicate a dirty carb. Of course check the oil level. Lastly, take the bowl off the bottom of the carb (shut off the fuel valve first), if you see debris in there the carb needs a good cleaning.

Regards,
Carl

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Anonymous

  • 32 Answers
  • Posted on Jun 13, 2009

SOURCE: no electricity from generator

If you have a voltmeter, you can check the voltage coming out of the outlet. If you have some kind of residual voltage, such as 25 Volts AC or 10 volts ac, then you probably have a voltage regulator problem and your regulator will need to be replaced. If you read 0 volts then you you have an open between the output (outlet) and the windings of the stator.

woobie dog

woobie dog

  • 1273 Answers
  • Posted on Jul 23, 2009

SOURCE: Porter/Cable BS1525-w generator, starts always on

Hello. I'm sure that you've checked your air filter, so check the pinhole vent on the fuel filler cap. Next time it dies, immediately crack the cap and listen for the sucking sound of air rushing into the tank. If you hear this, clean the cap!

Regards, --W/D--

Sheldon Dedek

  • 912 Answers
  • Posted on Nov 27, 2009

SOURCE: Porter Cable Generator does not produce electricity

Here are a a few possibilities to look at:

1) Bad connection at the outlets themselves (loose wire) regarding neutral, hot wires.

2) Bad Excitation Capacitor. The Exc. Cap. is responsible for energizing the field wiring of the alternator. If the field is not energized, there will not be a magnetic field developed, therefore, no electrical output.

3) Open Field / Stator winding. If Field winding is open, no magnetic field will be developed. If Stator winding is open, no voltage will be induced.

4) Generator speed is too slow. If the RPMs of the engine are too slow, the output of the alternator will fail as well. Note that from normal speed, voltage output will occur but at reducing frequency until ouput ceases altogether, usually at about 47Hz. If your alternator is a 2 pole, engine speed should be 3600 rpm nominal. If alternator is a 4 pole (most aren't), engine speed would need to be about 1800 rpm nominal.

5) Generator speed too fast. If RPMs are too fast, output may fail as well. See above.

6) Excitation Fuse has blown. There is sometimes a fuse in the excitation circuit. To check this, you will likely need to pull the end housing off the alternator. Pay attention to bearings / bushings.

A

Anonymous

  • Posted on Oct 25, 2010

SOURCE: what type of oil do

Your generators take ordinary 10W30 motor oil.
We use these things on the job.
Don't turn engine upside down or on its side to drain oil, or oil will run into carburetor

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Related Questions:

0helpful
1answer

Not used for 2 years. It will not start.

Engine will

not start

1. Low on fuel or oil. 1. Add fuel or oil.

2. Ignition switch in "Off"position. 2. Turn to "ON" position

3. Faulty spark plug. 3. Replace spark plug.

4. Choke in wrong position. 4. Adjust choke accordingly.

5. Fuel shut-off valve in closed position 5. Open fuel shut-off valve.

6. Unit loaded during start-up. 6. Remove load from unit.
7. Spark plug wire loose. 7. Attach wire to spark plug.

0helpful
1answer

Won't start No fuel filter problem. There is spark at the plug wire. Can it be the oil level switch?

More than likely the throttle valve is stuck closed and the engin isn't getting air and is now flooded, Remove spark plug overnight to allow gas to evap. Spay the carb and lincage with WD 40 to clean everything up; check throttle funtionality re assemble the next day. Prime wih two squirts if your machine has a priming bulb. Pull on the cord and start a digging!
0helpful
1answer

My porter cable generator 3000 wt will not stay running once star

Hi,
If this generator has been stored for any length of time with fuel in the carb you probably have a plugged main jet in the carb. As joboo1 says there are a few other things that could cause this behavior, but most often I see dirty carbs, water in the fuel, and plugged/dirty air filters. Get a flashlight and look into the fuel tank thru the filler hole, if you see anything floating in there you've got water in the fuel. Look at the ari cleaner, oil and fuel on the element indicate a dirty carb. Of course check the oil level. Lastly, take the bowl off the bottom of the carb (shut off the fuel valve first), if you see debris in there the carb needs a good cleaning.

Regards,
Carl
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