Troubleshooting - Troy-Bilt 47260 Owner/Operator Manua

Maintenance/Repairs
TROUBLESHOOTING
Before perfonning any of the corrections in this Troubleshooting Chart, refer to the appropriate infonnation con-
tained in this Manual for the correct safety precautions and operating or maintenance procedures. Contact your
local authorized Engine Service Dealer for engine service. Contact your local authorized TROY-BILT
ChipperNac dealer or the Factory for service problems with the machine.
PROBLEM
POSSIBLE CAUSE
CORRECTION
Engine Does Not Start. 1. Spark plug wire disconnected. 1. Reconnect wire.
2. Engine ON/OFF switch in OFF position. 2. Put switch in ON position (Page 26).
3. Fuel tank empty. 3. Add gasoline (Page 19).
4. Stale gasoline. 4. Drain gasoline and add fresh gasoline.
5. Safety Interlock connector not attached. 5. Attach connector to interlock switch (Page 22).
6. Incorrect choke setting. 6. Put choke in correct setting (Page 26).
7. Dirty air filter(s). 7. Clean or replace (Page 36).
8. Defective or incorrectly gapped spark plug. 8. Inspect spark plug (Page 37).
9. Carburetor out of adjustment. 9. See Engine Service Dealer.
10. Defective engine ON/OFF switch or wire. 10. Inspect wires (Page 37).
11. Defective safety interlock switch or wire.
11. Inspect wires (Page 37).
Engine Runs Poorly. 1. Bad spark plug. 1. Inspect spark plug (Page 37).
2. Incorrect choke setting. 2. Put choke in correct setting (Page 26).
3. Dirty air filter(s). 3. Clean or replace (Page 36).
4. Carburetor out of adjustment. 4. See Engine Service Dealer.
5. Stale gasoline. 5. Drain gasoline and add fresh gasoline.
6. Dirt or water in fuel tank. 6. See Engine Service Dealer.
7. Engine cooling system clogged. 7. Clean debris guard and fins (Page 36).
Engine Overheats. 1. Engine cooling system clogged.
1. Clean debris guard and fins (Page 36).
2. Carburetor out of adjustment.
2. See Engine Service Dealer.
3. Oil level is low. 3. Check and add oil (Page 35).
Engine does not shut on.
1. Defective engine ON/OFF switch or wire. 1. Inspect wires (Page 37).
2. Defective safety interlock switch or wire. 2. Inspect wires (Page 37).
Chipper does not chip. 1. Solid object jammed in unit. 1. Check and remove any obstruction (Page 33).
2. Broken or missing chipper blade. 2. Replace blade (Page 38).
3. Broken or missing key in rotor assembly. 3. Replace key (Page 38)
Poor chipping performance. 1. Dull chipper blade. 1. Sharpen or replace blade (Page 38).
2. Engine not reaching full RPM. 2. See Engine Service Dealer.
3. Excessively worn engine shaft bearing(s).
3. See Engine Service Dealer.
4. Loose bolt on rotor assembly. 4. Tighten bolt (see Pages 38-39).
5. Shredder screen installed.
5. Remove screen to increase air flow (Page 23).
6. Shredder screen damaged. 6. Inspect and repair (Page 41).
7. Loose engine mounting bolts/nuts. 7. Tighten bolts/nuts.
8. Chipper blade to anvil clearance incorrect. 8. See TROY-BILT dealer (correct clearance is
.030" -.060"
46