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Troubles - Causes And Remedies
POSSIBLE CAUSE
A. ENGINE WILL NOT START OR STARTS WITH DIFFICULTY
!
il. Out of gas
2. Fuel tank not vented
3. Clogged in-line fuel filter
4. Clogged fuel tank screen filter
5_ Engine over-choked
6o Defective spark plug
7_ Engine air cleaner dirty
8, Gummy deposits from old gasoline
1, Fill fuel tank
2oTurn fuel tank filler cap one-half turn
counterclockwise
3. Replace filter
4,, Clean fuel tank filter screen
5. Open choke
6, Replace spark plug(s)
7. Clean or replace
8, Have fuel system cleaned
B. ENGINE LACKS POWER AND/OR RUNS ROUGH
t. Choke partly closed
2. Oil level tow in engine crankcase
3. Dirty air cleaner
4, Improper spark plug gap
5. Spark plug(s) defective
6. Carbon build-up in engine cylinder head
1o Open choke
2. Check oil level - fill to FULL mark on
dipstick
3. Clean or' replace
4. Set gap to 0.030 inch
5. Replace spark plugs
6, Have cylinder' head removed and de-
carbonized
C. ENGINE RUNS HOT
1_ Lack of lubrication
2o Engine cooling fins dirty
3. Cooling air' flow obstructed
4o Excessive load on engine
5o Defective alternator bearing
1. Check oil level fill to FULL mark on
dipstick
2. Clean cooling fins
3. Remove all obstructions from cooling air in-
let and outlet
4. Check wattage of all equipment - total wat-
tage should not be more than 4500 watts
5. Have bearing replaced
D. LOW OR NO VOLTAGE OUTPUT FROM ELECTRICAL. OUTLETS
1, Engine bogging down due to overloading
of alternator
2o Engine speed too tow
3. Defective or shorted electrical equipment
plugged into alternator
4. Engine power low due to defective spark
plug(s)
5. Engine power low due to dirty engine air
cleaner
6_ Carburetor requires adjustment
7. Carbon buildup
1o Recheck total wattage of all equipment
-total must not be more than 4500 watts
2= Have governor adjusted by Sears Service
Center
3_ Unplug all equipment, then plug in one
device at a time to find device that is short-
ed or defective
4. Replace spark plug(s)
5. Clean/replace air cleaner elements
6. Have Sears Service Technician adjust car-
buretor
7o Have cylinder head de-carbonized
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