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31
30
PROBLEM
POSSIBLE CAUSE
SOLUTION
Generator runs but does
not support all electrical
devices connected.
1. Generator is overloaded.
1. Turn off and unplug all electrical devices.
Wait 5 minutes, then press the circuit breaker
to reset. Reduce load as necessary, then plug
devices back in one by one.
2. Short circuit in one of the
devices.
2. Try disconnecting any faulty or short-
circuited electrical loads.
3. Air filter is dirty.
3. Clean or replace the air filter element. Refer
to "Inspecting/Cleaning The Air Filter" on page
25.
Engine is "hunting"
during operation (engine
RPM is fluctuating).
NOTE:
Turn off the
generator and wait
for it to cool down
before performing the
maintenance solutions.
1. The fuel isn’t running
through the fuel valve.
1. Check if the fuel is properly and consistently
going through the fuel valve
2. The air filter is clogged.
2. Check for any blockage in the air filter. Check
and clean the air filter as necessary.
3. The muffler or spark arrester
is blocked.
3. Check if the spark arrester is blocked. Clean
with metal brush as necessary.
4. There is gunk in the
carburetor preventing a
consistent fuel/air mixture.
4. Use "gunk remover" spray on the carburetor
jets.
TROUBLESHOOTING GUIDE
WARNING!
Stop using the generator immediately if any of the following problems occur or risk serious
personal injury. If you have any questions, please contact customer service at
1-800-232-1195
(M-F 8-5 CST),
or email
.
IMPORTANT:
Repairs and replacements should only be performed by an authorized technician. Parts and ac-
cessories that wear down over the course of normal use are not covered by the two-year warranty.
Summary of Contents for GN400i
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