Stanley G5000S - Troubleshooting Engine Issues; Engine Wont Start; Recoil Starter Difficulties; Engine Shuts Off During Operation

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14 of 16 Rev. 5/2010
Models: G5000S & G8000S
Troubleshooting
Symptom: Potential Causes Solution
Engine won't start Fuel valve off/out of fuel Fill tank with fuel and turn fuel valve on
Engine Switch in off position Turn engine switch to on position
Spark arrestor clogged Remove spark arrestor, clean and replace.
Choke is open
Close choke by pulling choke handle out.
Open choke after starting.
Oil level too low
Fill oil to top of opening with recommended
grade of oil.
Oil float stuck in shipment
Fill oil to top of opening, disconnect the yel-
low wire from the low oil level switch. The
switch is located on the engine above the
oil drain plug. It is a small gold colored box
with a yellow and a black wire.
Start the unit and run it for one hour mini-
mum - this will get enough movement of hot
oil to free the float if this is the cause.
Re-attach the yellow wire and run the unit.
Fuel filter is dirty
Check for fuel flow to carburetor by remov-
ing drain screw. Clean or replace fuel filter.
Fuel is contaminated
Drain fuel tank and carburetor. Replace or
clean filter and carburetor float bowl. Fill
tank with clean fuel.
Spark plug boot off/loose Press spark plug boot firmly on spark plug.
Spark plug fouled or failed Remove spark plug, clean or replace
Carburetor clogged
Remove float bowl and clean components
and jets. Replace carburetor if varnish or
gum has accumulated from improper stor-
age.
Recoil is hard to pull Spark arrestor clogged Remove, clean and replace.
Engine flooded with fuel after storage with fuel
valve in on position
Remove spark plug and slowly pull recoil to
discharge excess fuel. Clean and re-install
spark plug.
Valve clearance too large
Rest exhaust valve clearance to .008", call
customer help line.
Engine starts, but then shuts off
after running for short time
Remove/Clean spark arrestor Remove, clean and replace.
Oil level too low
Fill oil to top of opening with recommended
grade of oil.
Fuel valve off/out of fuel Fill tank with fuel and turn fuel valve on
Spark plug fouled or failed Remove spark plug, clean or replace
Engine runs: rough/vibrating/
oscillating
Remove/Clean spark arrestor Remove, clean and replace.
The choke is not open Push choke lever in.
Over loading generator Disconnect some appliances
Air filter is dirty Clean air filter
Fuel filter is dirty
Check for fuel flow to carburetor by remov-
ing drain screw. Clean or replace fuel filter.
Fuel is contaminated
Drain fuel tank and carburetor. Replace or
clean filter and carburetor float bowl. Fill
tank with clean fuel.