Lubricant drips from muffler Operating the product at part
throttle.
Operate the product at full throttle.
Lubricant/fuel mixture is dirty Use fresh fuel and correct synthetic 2-stroke lubricant mix.
Air filter is dirty Clean the air filter per instruction in “Maintenance” section.
Pole pruner: Bar and chain
running hot and smoking.
Chain tension for overtightened
condition.
Tension chain. Refer to chain tension earlier in this manual.
Chain oil tank is empty. Check oil tank.
Pole pruner: Motor runs, but
chain is not rotating.
Chain tension is too tight. Retention chain. Refer to chain tension earlier in this
manual.