Trouble Shooting - Troy-Bilt Super Bronco Operator's Manual

9
Trouble
Shooting
For repairs
beyond the minor
adjustments listed
here, contact an
authorized service
dealer.
Problem
Engine fails to start
Engine runs erratic
Cause
1. PTO engaged.
2. Spark plug wire(s) disconnected.
3. Fuel tank empty or stale fuel.
4. Choke not activated.
5. Faulty spark plug.
6. Blocked fuel line.
7. Engine flooded.
8. Parking brake not engaged.
9. Throttle control lever not in correct
starting position.
1. Unit running with CHOKE applied.
2. Spark plug wire(s) loose.
3. Blocked fuel line or stale fuel.
4. Vent in gas cap plugged.
5. Water or dirt in fuel system.
6. Dirty air cleaner.
8
Remedy
1. Place PTO knob (or lever) in
disengaged (OFF) position.
2. Connect wire(s) to spark plug(s).
3. Fill tank with clean, fresh gasoline.
4. Pull out the CHOKE control (if so
equipped) or place the throttle
control in CHOKE position.
5. Clean, adjust gap, or replace.
6. Clean fuel line or replace fuel filter,
if so equipped.
7. Crank engine with throttle in FAST
position.
8. Engage parking brake.
9. Place throttle lever to FAST
position.
1. Push CHOKE control (if so
equipped) in, or move the throttle
control out of the CHOKE position.
2. Connect and tighten spark
plug wire(s).
3. Clean fuel line; fill tank with clean,
fresh (less than 30 days old)
gasoline. Replace fuel filter, if so
equipped.
4. Clear vent or replace if damaged.
5. Drain fuel tank. Refill with
fresh fuel.
6. Replace air cleaner cartridge/ele-
ment or clean pre-cleaner, if so
equipped.