Trouble Shooting Chart - Mclane 20" Owner's Handbook Manual

TROUBLE SHOOTnNG CHART
PROBLEM CAUSE
1. Engine fails to start. A Check fuel tank for gas,,
B Spark plug lead wire disconnected.
C Throttle control lever not in starting posttion_
D Check spark plug_
E Carburetor improperly adjusted. Engine flooded, Remove
spark plug, dry the plug, crank engine with plug removed,
and throttle in off position,, Replace spark plug and lead wire
and resume starting procedures
F Old/stale gas. Drain and refill with fresh gas,,
2. Hard starting or loss of power. A Spark plug wire loose
B Carburetor improperly adjusted.
C Dirty air cleaner.
3. Operation erratic,
A Dirt in gas tank. Drain, clean and refill
B Dirty air cleaner.
C Water in fuel supply,, Drain and refill
D Vent in gas cap and/or carburetor plugged_ Clear vent,
E Carburetor improperly adjusted_
4. Occasional skip (hesitates) at high speed. A Spark plug fouled, faulty or gap too wide.
B Carburetor improperly adjusted.
C Dirty air cleaner,
5. Idles poorly.
A Carburetor idle speed too slow,
B Spark plug gap too close,
C Carburetor idle mixture adjustment improperly set.,
6. Engine overheats
A Adjust carburetor.,
B Remove any obstructions from air passages in shrouds,
C Clean cooling fins,
D Fill crankcase to proper oil level
NOTICETO CUSTOMERS IN THE STATEOF CALIFORNIA.
THE ENGINEONTHIS UNIT IS NOTEQUIPPED WITH A SPARKARRESTING MUFFLER.
--WARNING
USE OR OPERTIOH OF THIS ENGINE ON ANY FOREST COVEREDjBRUSH COVERED_OR GRASS COVEREDLAND WITHOUT A STATE
APPROVEDSPARKARRESTORIH EFFECTIVEWORKINGORDERCONSTITtRESA VIOLATIONOF THE LAW OF THE STATEOF CALIFORNIA,
NOTE:For repairs beyondthe minor adjustments listed above,
please contact your local Lawn Mower Service Center
For engine Service see AuthorizedBriggs & Stratton Service Center.
Refer to the Briggs & Stratton EngineManual enclosed.
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