Bosch Green Chainsaws & Pole PrunersUpdated 3 hours ago

Chainsaw faults generally relate to chain condition, lubrication, and power supply

Chainsaw Will Not Start

Possible Causes

• Battery discharged
• Battery connection issue
• Safety brake engaged

Resolution

• Fully charge battery.
• Refit battery.

Check chain brake position. 

Chain Not Moving

Possible Causes

• Chain brake activated
• Chain jammed
• Drive system fault

Resolution

• Release brake
• Remove obstruction

Inspect drive sprocket and chain installation

Chain Frequently Comes Off

Possible Causes

• Incorrect chain tension
• Worn guide bar

Resolution

• Adjust chain tension
• Chain should lift only slightly from bar

Replace worn guide bar

Poor Cutting Performance

Possible Causes

• Dull chain
• Incorrect chain tension

Resolution

• Sharpen or replace chain
• Set correct tension before operation

Routine chain tension checks prevent most operational issues