4.8
PROBLEM
CAUSE
CORRECTION
Engine runs but misfiring
Excessive fuel consumption
Fouled spark plug(s)
Improper timing
Wet spark plug wires
Carbon tracked distributor
Loose ignition wires
Cold engine with improperly set choke
Defective fuel pump
Partially clogged fuel filter
Incorrect carburetor mixture
Contaminated fuel
Restriction in flame arrestor
Faulty fuel pump
Dirty flame arrestor screen
Distributor breaker points or spark
plugs improperly set or bad
Incorrect timing
Remove and clean, replace as
required.
Check timing and adjust as required
(See your engine manual).
Inspect wires, wipe dry, replace
damaged wires.
Clean, replace as required.
Inspect all wire connections.
Check your engine manual for proper
choke setting.
Repair, replace as required.
Clean fuel filter, replace as required.
See your engine manual for proper
carburetor adjustment.
Drain fuel tank and flush clean; replace
fuel filter.
Remove and clean flame arrestor.
Repair, replace as required.
Clean, replace as required.
Clean, set or replace breaker points
and spark plugs.
Time engine.
4.8
PROBLEM
CAUSE
CORRECTION
Engine runs but misfiring
Excessive fuel consumption
Fouled spark plug(s)
Improper timing
Wet spark plug wires
Carbon tracked distributor
Loose ignition wires
Cold engine with improperly set choke
Defective fuel pump
Partially clogged fuel filter
Incorrect carburetor mixture
Contaminated fuel
Restriction in flame arrestor
Faulty fuel pump
Dirty flame arrestor screen
Distributor breaker points or spark
plugs improperly set or bad
Incorrect timing
Remove and clean, replace as
required.
Check timing and adjust as required
(See your engine manual).
Inspect wires, wipe dry, replace
damaged wires.
Clean, replace as required.
Inspect all wire connections.
Check your engine manual for proper
choke setting.
Repair, replace as required.
Clean fuel filter, replace as required.
See your engine manual for proper
carburetor adjustment.
Drain fuel tank and flush clean; replace
fuel filter.
Remove and clean flame arrestor.
Repair, replace as required.
Clean, replace as required.
Clean, set or replace breaker points
and spark plugs.
Time engine.