Troubleshooting Chart - Craftsman 358.354870 Owner's Manual

J. TROUBLE SHOOT_HG CHART
TROUBLE CAUSE REMEDY
ENGINE W1LL NOT START
ENGINE WILL NOT ]DLE
PROPERLY
1 ignition Swilch off
2 Fuel tank empty.
3 Spark Plug not firing
4 Fuel not reaching carburetor
ENGINE WILL NOT
ACCELERATE, LACKS 2.
POWER OR DIES 3
5 Engine flooded
6 Compression low
! Idling speed set too low
2 Idle speed set too high
3 Low speed screw requires adjustment
4 Crankshaft seals worn
5 Compression low
1 Carburetor requires adjustment
Air filter dirty 2
Spark Plug fouled 3
1 Move switch to "Start"
2r FNI tank with correct rue! mixture, page 7
3 install new plug, page18
4 Check for dirty fuel filler; clean Check for
kinked or split fuel line; repair or replace
5 See Starling Instructions, page 9
6 Contact Sears Service Center
t Adjusf idle speed screw clockwise to in-
increase speed, page 2l
2 Adjust idle speed screw counterclockwise
to reduce speed, page 2!
3 See Carburetor Adjustments, page 21
4 Replace seals or contact Sears Service
Center
5 Contact Sears Service Center
t See Carburetor Adjustments, page 2!
Ctean or replace air lifter, page22
Clean or replace Spark Plug and recaP,
IN THE CUT page 19.
4 Carbon build-up
5 Low Compression
4 Clean exhaust system including spark
arrestor, page !8
5 Contact Sears Service Center
ENGINE SMOKES
EXCESSIVELY
ENGINE RUNS HOT
OIL INADEQUATE FOR
BAR AND CHAIN
LUBRICATION
CHAIN MOVES AT
I
2
3
4
Choke partially on 1
High speed needle requires adjustment 2
Air filter dirty 3
Oil rich fuel mixture 4
5, Crankcase leak,
t Fuel Mixture Incorrect
2 Spark Plug incorrect
3 Carbon build-up
4 High Speed Mixture set too low
1 Oil tank empty
20it pump or oil filter clogged
3. Guide bar oil hole blocked.
IDLE SPEED 2,
CHAIN DOES NOT MOVE l
WHEN ENGINE IS 2
ACCELERATED 3
4
CHAIN CLATTERS OR 1
CUTS ROUGHLY 2
3
4
5
1.
2
3
Push Choke in
See Carburetor Adjustments, page 21
Clean or repiace air filler, page 22
Empty fue_ tank and refil! with correct luei
mixture, page 7
Contact Sears Service Center
See Engine Fuel Mixture, page 7 .
Replace with correct plug, page 18
Clean exhaust systems including spark
arrestor, page 18
See Carburetor Adjustments, page 21
Fill oil lank, page 8
Contact Sears Service Center
Remove bar and clean.
CHAIN STOPS WITHIN
THE CUT
1 Carburetor requires adjustment See CarburetorAdjustments, page 21
CtuLch requires repair. Contact Sears Service Center.
Chain tension too tighi See Chain Tension, page 7
Carburetor requires adjustment See Carburetor Adjustments, page 21
Guide bar rails pinched Repair or replace, page t7
Ciutch slipping Contact Sears Service Center
Chain tension incorrect 1
CHAIN CUTS AT
AN ANGLE
Cutters dull, improperly sharpened; depth
gauges too high
Sprocket worn
Chain wear due to contact with dirt, sand
or frozen wood
Cutters damaged after striking foreign
material
4
1
2
3.
1
2.
1
2
3
4
1 Chain cutter tops not filed flat
2 Guide bar burred or bent; rails uneven
3 Clutch slipping.
1 Cutters damaged on one side
2
3
4
5
1
2
3
1
2
3,
2 Chain dull on one side
3. Guide bar bent, or worn.
See Chain Tension, page 7
See Chain Sharpening Instructions, page
page 16 (page ttt2 for Power Sharp)
Replace
Resharpen or replace Chain, page 16 -17
(page 11.12 for Power Sharp)
Contact Sears Service Center
Sharpen aH cutters evenly and uniformly
or replace chain See chain sharpening
instructions, page 16-17 (page 11-12
for Power Sharp)
See Chain Sharpening instructions,
paget6-t7{page t1.12 for Power Sharp)
Repair or replace guide bar, page 17
Contact Sears Service Center
Resharpen until all cutters have equal
angles and lengths, page 16 -17 (page 1t-12
lor Power Sharp)
Resharpee until all cutters have equal
angles and lengths, page 16-17(page 1H2
for Power Sharp)
Replace guide bar, page 17.
23