Troubleshooting
Problem
Engine will not start
Engine will not Idle
Engine lacks power or dropped
down when blowing.
If further assistance is required, contact your local authorized BAD BOY dealer.
Maintenance Period
Check and replenish fuel
Check for fuel leakage
Check bolts, nuts and screws for tightness or missing
Check engine idle speed adjustment
Clean air filter element
Remove dust and dirt from engine screen
Remove dust and dirt from air intake screen
Tighten bolts and nuts
Clean spark plug and adjust electrode gap
Check and clean fuel filter
Remove dust and dirt from cylinder fins
Remove carbon deposits in exhaust port
Clean spark arrester
Replace air filter
Replace fuel filter
Replace spark plug
Remove carbon deposits on piston head and combustion chamber
Remove carbon deposits in transfer ports
Replace fuel tube, fuel tank cap gasket
: Service to be performed by an authorized BAD BOY dealer.
: Service more frequently under dusty conditions.
NOTE:
The service intervals indicated are to be used as a guide.
Service to be performed more frequently as necessary depending on operating condition.
Use BAD BOY standard 50:1 two-stroke engine oil.
Cause
STOP switch set to off position
Empty fuel tank
Primer bulb wasn't pushed enough
Engine flooded
Idle speed set incorrectly
Dirty air filter
Clogged spark arrester or exhaust port.
Blower pipes clogged, loose or damaged.
Maintenance
Daily
It is recommended to replace every 3 years
US- 19 -
Action
Move switch to ON position
Fill fuel tank
Press primer bulb until fuel flows
through fuel return line
Use warm engine starting procedure
Set idle speed
Clean or replace air filter
Clean spark arrester or exhaust port.
Unclog or tighten or replace
Every
Every
25 hours
50 hours
Every
100 hours