Why does my generator surge and sputter when I plug in a load?
Your generator is surging and sputtering under load because it can't get enough fuel or airflow to keep the engine speed steady.…
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Generators & Backup Power
Practical, step-by-step fixes for generators & backup power problems — 38 published so far.
Why does my generator surge and stall when I plug in appliances?
Your generator surges and stalls under load because the carburetor is likely clogged or the fuel supply is restricted, causing a lean…
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Why does my portable generator run but only power some outlets?
Your generator likely has a tripped GFCI outlet or a faulty circuit breaker on the generator itself, not the transfer switch. Reset…
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Why does my portable generator run but output low voltage?
Low voltage from a running portable generator usually means the engine isn't reaching full RPM, the voltage regulator (AVR) has failed, or…
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Why does my portable generator run but produce no power?
Your generator’s engine runs but the alternator isn’t producing electricity, usually because the circuit breaker tripped, the outlet GFCI reset button popped,…
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Why does my portable generator run but put out no power?
Your generator runs but makes no power because the main breaker tripped, the GFCI reset button popped, the brushes are worn, or…
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Why does my portable generator run but the outlets show zero voltage?
Your generator’s engine runs but the outlets have no voltage because the alternator isn’t producing electricity — usually a tripped circuit breaker…
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Why does my portable generator run rough and surge at idle?
A portable generator that runs rough and surges at idle usually has a dirty carburetor, stale fuel, or a clogged idle jet…
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Why does my portable generator start but die after 5 minutes?
Your generator likely shuts off due to a low-oil sensor, a clogged carburetor, or a faulty spark plug. Check the oil level…
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Why does my portable generator start but die when I plug in a load?
Your generator likely has a clogged carburetor, dirty fuel, or a faulty automatic voltage regulator causing it to stall under load; clean…
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Why does my portable generator start but shut off after 10 seconds?
Your generator likely shuts off after 10 seconds due to low oil level triggering the low-oil shutdown sensor, a clogged fuel filter…
See the fixWhy does my portable generator start but shut off when I plug anything in
Your generator likely has a clogged carburetor, stale fuel, or a faulty low-oil shutdown sensor causing it to die when load is…
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