Power Stroke PS906811P Series, Operator'S Manual

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Page 19 — English
PROBLEM POSSIBLE CAUSE SOLUTION
Engine will not start. Engine switch is OFF.
No fuel.
Stale gasoline or water in gasoline.
Lubricant level is low.
Fuel valve is OFF.
Spark plug faulty, fouled, or improperly
gapped.
Choke lever is in RUN position.
Engine stored without treating or
draining gasoline, or refueled with bad
gasoline.
Dirty fuel filter. Turn engine switch to ON.
Fill fuel tank.
Drain entire system and refill with fresh
fuel.
Engine is equipped with Low Oil Shutoff.
If engine lubricant level is low, it must be
filled before unit will start. Check engine
lubricant level and fill, if necessary.
Turn fuel valve ON.
Replace spark plug.
Move choke lever to START position.
Drain fuel and carburetor. Refuel with
fresh gasoline.
Replace fuel filter or contact authorized
service center.
Engine hard to start Water in gasoline.
Weak spark at spark plug.
Drain entire system and refill with fresh
fuel.
Contact authorized service center.
Engine lacks power. Air filter element clogged.
Engine stored without treating or
draining gasoline, or refueled with bad
gasoline. Check air filter element. Clean or replace
as needed.
Drain fuel and carburetor. Refuel with
fresh gasoline.
AC receptacle does not work. Circuit breaker is OFF.
Item plugged in is defective. Turn ON the AC circuit breaker.
Try a different item.
Generator makes a “spark knock” or
“pinging” noise. An occasional light “knocking” or “ping-
ing” under heavy load is not a cause for
concern. However, if the knocking or
pinging occurs under normal load at a
steady engine speed, the problem may
be with the brand of gasoline being used. Switch to a different brand of gasoline,
making sure that the octane rating is 86
or higher. If problem continues, contact
your nearest authorized service center.
If problem persists after trying the above solutions, contact your nearest authorized service center for assistance.
The following symptoms may indicate problems that will affect the emissions level of the unit:
 Hard starting or stalling after starting

Rough idle

Misfiring or backfiring under load

Afterburning (backfiring)

Black exhaust smoke or high fuel consumption
If you encounter any of these symptoms, have the unit inspected and repaired by the nearest authorized service center.
TROUBLESHOOTING