Troubleshooting
26
PROBLEM
SOLUTION
Engine will not start
• Add gas to gas tank.
• Connect spark plug wire to spark plug
• Engine control lever must be at choke for a cold start
Engine runs rough, floods during operation
• Clean or replace air cleaner
• Move choke to RUN position
Engine is hard to start
• Drain old fuel and replace with fresh. Use gas
stabilizer at end of season
• Make sure spark plug wire is securely attached to
spark plug
Engine misses or lacks power
• Remove and clean fuel tank
• Clean or replace air cleaner
• Improper carburetor adjustment, take to authorized
engine service center
• Replace spark plug and adjust gap
• Drain and refill gas tank and carburetor
Engine exhaust is black.
• Dirty air filter. Replace or clean air filter(s).
• Choke closed. Open choke.
Engine runs but no material is discharged.
• Discharge chute clogged. Stop engine and clear
obstruction and debris.
• Engine not running at full speed. Move the Engine
control lever to the fast position.
Excessive branch vibration when chipping materials.
• Chipper knives dull. Sharpen or replace knives.
• Tree limbs are extremely hard or dried out. Material is
not suitable for chipping.
Unusual noise or vibration
• Rotor overloaded with material. Allow unit to clear
when chipping materials.
before adding more material to the hopper.
• Hammers are broken, bent, or loose. Tighten or
replace hammers as necessary.
• Hammers frozen in place. Check for obstructions.
Alternate damp and dry materials to avoid clogging.
