Troy-Bilt 645A - Manual (Page 25)

Sections: Maintenance
TROUBLESHOOTING
Before performing any corrections, refer to the appropriate information In this Manual, or in the Engine Owner’s 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 equipment dealer or the factory for all other service problems.
PROBLEM POSSIBLE CAUSE CORRECTION
Engine does
not start. 1. Spark plug wire disconnected.
2. Engine Throttle Control Lever incorrectly set.
3. Fuel tank empty.
4. Choke control (if so equipped) in incorrect position.
5. Stale gasoline.
6. Dirty airfilter(s).
7. Defective or incorrectly gapped spark plug.
8. Carburetor out of adjustment.
9. Misadjusted throttle control cable.
10. DIrt or water in fuel tank.
1. Reconnect wire.
2. Put lever in START position. ................................................
3. Add fuel. '
4. See Engine Owner’s Manual.
5. Drain fuel and add fresh fuel.
6. Clean or replace filtef(s).
7. Inspect spark plug.
8. See Engine Service Dealer.
9. See Engine Service Dealer
10. See Engine Service Dealer.
Engine runs poorly. 1. Defective or incorrectly gapped spark plug.
2. Dirty airfilter(s).
3. Carburetor out of adjustment.
4. Stale gasoline.
5. Dirt or water in fuel tank.
6. Engine cooling system clogged. 1. Inspect spark plug (see Engine Owner's Manual).
2. Clean or replace (see Engine Owner’s Manual).
3. See Engine Service Dealer.
4. Replace with fresh gasoline.
5. See Engine Service Dealer.
6. Clean air cooling system (see Engine Owner’s Manual).
Engine overheats. 1. Engine cooling system clogged.
2. Carburetor out of adjustment.
3. Oil level is low. 1. Clean air cooling area (see Engine Owner’s Manuai).
2. See Engine Service Dealer.
3. Check oil level (see Engine Owner’s Manual).
Engine does not
shut off.
1. Misadjusted throttle control or ignition switch. 1. See Engine Owner’s Manual or Engine Service Deaier.
Wheats and Tines
will not turn. 1. Improper use of controls.
2. Worn, broken, or misadjusted drive belt(s).
3. Internal transmission wear or damage.
4. Bolt loose in transmission pulley. 1. Review Sections 3 and 4.
2. See “Checking Drive Belt Tension,’’ Section 5.
3 Contact local dealer or the factory.
4. Tighten bolt.
Tines torn, but
wheels don’t. 1. Wheel Drive Pins not in WHEEL DRIVE.
2. Internal transmission wear or damage. 1. See “Wheel Drive Pins” in Section 3.
2. Contact local Dealer or the Factory.
Wheels Turn, but
Tines Don't. 1. Tine holder mounting hardware missing.
2. Internal transmission wear or damage. 1. Replace hardware.
2. Contact local Dealer or the Factory.
Poor tilling
performance. 1. Worn tines.
2. Improper Depth Regulator setting.
3. Incorrect throttle setting.
4. Forward Drive Belt slipping. 1. See “Tines” (Section 5).
2. See “Tilling Tips & Techniques,” Section 4.
3. See Section 4.
4. See “Checking Forward Drive Belt Tension,” Section 5.
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