Troubleshooting - Craftsman 917.377150 Owner's Manual

ENGINEOIL
Drain oil (with engine warm) and replace with
clean engine oil. (See "ENGINE" in the
Maintenance section of this manual).
CYUNDER
• Remove spark plug.
• Pour one ounce (29 ml) of oil through spark
plug hole into cylinder.
• Pull starter handle slowly a few times to
distribute oil.
• Replace with new spark plug.
OTHER
• Do not store gasoline from one season to
another.
• Replace your gasoline can if your can
stads to rusL Rust and/or dlrt in your
TROUBLESHOOTING CHART
PROBLEM CAUSE
Does not start
gasolinewill cause problems.
• If possible,store your unit indoorsand
cover it to give protection from dustand dirt.
• Cover your unitwith a suitableprotective
coverthat does not retainmoisture. Do
not use pl_tic. Plasticcannotbreathe
which allows condensationto form and will
cause your unitto rust.
IMPORTANT: Never cover mowerwhile
engine and exhaust areas are stillwarm.
ACAUTION: Never store the lawn
mower with gasoline in the tank inside a
building where fumes may reach an open
flame or spark. Allow the engine to cool
before storing in any enclosure.
_Lossof power
1. Dirtyairfilter.
2. Out offuai.
3. Stale fuel.
4. Water in fuel.
5. Sp=kp_gw_ _
disconnected.
6. Sad epark p_g.
7. Loose blade or Ixokan blade
adapter.
8. Controlbar in released
9. Controlbar defective.
1. Rear of lawn mower housing
or cuttingblade dragging
in heavy grass.
2. cuuinotoomuch grass.
3. Dirtyairfilter.
4. Buildupof grass, leaves,
and trash under mower.
5. Too much oil in engine.
6. W_l_ng speed too fasL
CORRECTION
1. Clean/replace air filter.
2. Rll fuel tank.
3. Drein tank and refiltwith
fresh clean fuel.
4. Drain fuel tank and
cadouretor and refilltank
w_h fresh g aso_.
5. Connestwire to plug.
6. Redace s park p _
7. T_hten blade bolt or
rep_ceUadeadapt.
8. Dopress cont_barto
handle,
9. Rep_ce c ontrd b ar.
1. Set to "Higher Cur'
po_on.
2. Setto'H'_jher Cut"
po_on.
3. Clean/re_ air filter.
4. Clean undemideof rnower
h_
5. Check oil level,
6. Cut at slower waiking
speed.
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