Honda HS928 Owner's Manual page 65

TAKING CARE OF UNEXPECTED PROBLEMS
Engine has low power
Possible cause
Fast ground speed when
blowing wet, deep snow puts
excessive load on engine.
Wet, deep cuts place excessive
load on engine.
Discharge chute restricted.
Spark plug cap not secure.
Improper electrode gap or
deposits on the electrodes.
Choke in wrong position or
choke plate sticking.
Stale or old fuel.
Correction
Blow snow at slower ground
speed.
Reduce snowblowing swath.
Clear discharge chute
obstructions (see page 17).
Make sure spark plug cap is
securely connected.
Verify the spark plug is free of
deposits and has the proper gap.
Check choke plate movement.
Be sure tank has fresh fuel.
Drain carburetor and sediment
cup (see page 56).
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