Briggs & Stratton RIDER 13 BIO Lawn Mower User Manual


 
Engine runs unevenly or lacks
power
Ignition fault
Defective spark plug
Incorrect ignition setting
Diode fault (V-twin engine)
Replace the diode
Heavily worn or blocked
Incorrect heating value
Incorrect contact gap
Incorrect pre-ignition position
Clean, adjust or replace the
plug
Change to a spark plug with
the right heating value
Check and adjust the contact
gap
Adjust the pre-ignition
Fuel fault
Too little fuel in tank
Dirty fuel filter
Dirt in fuel pipe
Pinched or leaking fuel pipe
Defective carburettor
Blocked air filter
Tank ventilator blocked
Fill the fuel tank
Change the filter
Clean or replace the fuel pipe
Incorrect setting
Blocked needle
Clean or replace the filter
Clean or replace the fuel cap
Correct the carburettor setting
Clean the carburettor with
compressed air
Ignition fault
Spark plug has wrong heating
value
Defective pre-ignition
Diode fault (V-twin engine)
Change to right spark plug
Correct ignition setting
Replace the diode
Wrong fuel used.
Fuel too old
Low octane value after long
period of storage
Replace fuel
Overloading
Change operating technique
Engine overheating
Defective carburettor
Insufficient cooling
Incorrect setting
Partly or fully blocked needles
and diffuser jets
Too low or no oil in the engine
Blocked cooling fins or air
intake
Cooling fan damaged
Correct the setting
Clean the carburettor with
compressed air
Fill with right quantity and
quality of oil
Clean off dirt and leaves
Change the fan and clean the
fan cover
ENGINE STARTS BUT DOES NOT RUN SATISFACTORILY
Exhaust Dense Blue Black
smoke:
Engine damage
Carry out compression test
Choke on
Check choke wire and
choke valve