Zenoah BT251 manual Maintenance, Refilling Trimming Line, 17 

Page 17

9. Maintenance

Maintenance, replacement, or repair of the emission control device and systems may be performed by any non-road engine repair establishment or individual.

WARNING

•Always be sure to stop the engine before inspecting the brushcutter for problems or performing maintenance.

•Never alter the brushcutter or take the engine apart.

•When replacing parts, always be sure to use only ZENOAH products or products which have been certified by ZENOAH for use with the ZENOAH brushcutter.

•Things to check before using brushcutter.

■REFILLING TRIMMING LINE

7.6m

(25')

Ø2.4mm	0.095In

3.8m

(12.5')

17 

Image 17

Contents BT251 Contents Safety FirstParts location SpecificationsSymbols on the machine Working Circumstance For safe operationWorking Condition Working Plan Starting the Engine Before Starting the EngineUsing the Product If Someone Comes Maintenance10  Handling FuelTransportation SE1 SE2 SE3 Installing Handle SE1 Set upInstalling Debris Guard SE2 Installing Cutting Head SE3Fuel HOW to MIX Fuel12  Recommended Mixing Ratio Gasoline 50OIL13  Fueling the UnitFor Your Engine LIFE, Avoid OP1 OP2 OP3 OP4 Operation14  Starting EngineOP5 OP6 Stopping Engine Adjusting Idling Speed OP5Line Head Usage Trimming Grass and Weeds16  Adjusting the Line Length17  MaintenanceRefilling Trimming Line 18  19  20  MA5Muffler Spark Arrester21  Procedures to be Performed After Every 100 Hours of USEMA6 MA7 Storage Troubleshooting guideDisposal Check Probable Causes Action23  Limited warrantyZenoah