Troubleshooting - Troy-Bilt Vortex 2490 Manual Del Operador

Troubleshooting

Problem
Engine fails to start
Engine running erratically/
inconsistent RPM (hunting
or surging)
Engine overheats
Excessive vibration
Loss of power
Unit fails to propel itself
Unit fails to discharge snow
Chute fails to easily rotate
180 degrees
Cause
1. Choke not in CHOKE position.
2. Spark plug wire disconnected.
3. Fuel tank empty or stale fuel.
4. Engine not primed.
5. Faulty spark plug.
6. Key not in ignition on engine.
7. Extension cord not connected.
1. Engine running on CHOKE.
2. Stale fuel.
3. Water or dirt in fuel system.
4. Carburetor out of adjustment.
5. Engine over-governed
1. Carburetor not adjusted properly.
1. Loose parts or damaged auger.
1. Spark plug wire loose.
2. Gas cap vent hole plugged.
1. Drive control cable in need of adjustment.
2. Drive belt loose or damaged.
3. Friction wheel worn.
1. Chute assembly clogged.
2. Foreign object lodged in auger.
3. Auger control cable in need of
adjustment.
4. Auger belt loose or damaged.
5. Shear pin(s) sheared.
1. Chute assembled incorrectly.
Remedy
1. Move choke to CHOKE position.
2. Connect wire to spark plug.
3. Fill tank with clean, fresh gasoline.
4. Prime engine as instructed in the Engine
Operator's Manual.
5. Clean, adjust gap, or replace.
6. Insert key fully into the switch.
7. Connect one end of the extension cord to the
electric starter outlet and the other end to a
three-prong 120-volt, grounded, AC outlet.
1. Move choke lever to RUN position.
2. Fill tank with clean, fresh gasoline.
3. Drain fuel tank. Refill with fresh fuel.
4. Contact an authorized Service Center.
5. Contact an authorized Service Center.
1. Contact an authorized Service Center.
1. Stop engine immediately and disconnect spark
plug wire. Tighten all bolts and nuts. If vibration
continues, have unit serviced by an authorized
Service Center.
1. Connect and tighten spark plug wire.
2. Remove ice and snow from gas cap. Be certain
vent hole is clear.
1. Adjust drive control cable. Refer to Maintenance
& Adjustments section.
2. Replace drive belt. See authorized service dealer.
3. Replace friction wheel. Refer to Service section.
1. Stop engine immediately and disconnect spark
plug wire. Clean chute assembly and inside of
auger housing with clean-out tool or a stick.
2. Stop engine immediately and disconnect spark
plug wire. Remove object from auger with clean-
out tool or a stick.
3. Refer to Auger Control Test.
4. Refer to Maintenance & Adjustments section.
5. Replace with new shear pin(s).
1. Unassemble chute control and reassemble as
directed in the Assembly section.
8
21