Powersmart DB7006 - TROUBLESHOOTING GUIDE; Engine System Troubleshooting; Troubleshooting Common Issues

17
TROUBLESHOOTING
Problem Causes Remedy
WARNING - Before attempting to make any inspections, repairs or adjustments, stop the engine, wait for all
moving parts to stop moving and carefully disconnect the engine spark plug wire. If tipping or
turning the snow blower is required for any inspection or repair, first wait until the engine is cool to the touch and
then drain the engine of all fuel and oil into suitable containers and store or dispose of in a proper manner.
Engine Systems - Note: For all engine problems, see the below troubleshooting information.
Engine Fails to
Start
(Engine cranks
over)
Spark plug wire disconnected Connect wire to spark plug
Faulty spark plug
Clean,
adjust
gap,
or
replace
spark
plug.
Engine flooded with fuel
Discontinue choke or primer use, clean or replace
spark plug.
Safety key not inserted in engine ignition Insert key fully into the switch
Choke not in START position
Move choke to START position, after engine starts
slowly move to RUN position as engine speed and
operation stabilizes at the set rpm. If engine still
does not start move to half choke and crank engine.
Fuel incorrect, old or stale, will not ignite
Empty and clean fuel tank & carburetor, refill with
fresh, clean gasoline. (Note: Fuel may become
stale after 30
days in some cases)
Blocked or clogged fuel system or line Clean fuel system or line
Extension cord is not properly attached to
electric starter terminal
Re-insert extension cord into electric starter
terminal.
Engine runs
erratic,
stalls or seems
low on
power
Fuel incorrect, old or stale
Empty and clean fuel tank & carburetor, refill
with fresh, clean gasoline. (Note: Fuel may
become stale after
30 days in some cases)
Blocked or clogged fuel system or line Clean fuel system or line
Carburetor is in need of cleaning Clean fuel system and carburetor
Spark plug wire loose Connect and tighten spark plug wire
Faulty spark plug Clean, adjust gap, or replace spark plug, see
Engine Operator's manual
Engine oil over filled
Drain oil to proper level. Oil should not be above
the top 2 threads of LOWER fill plug.
Engine oil level low or empty Add oil