Zenoah BT225 manual MA5 MA6, Procedures to be Performed After Every 100 Hours of USE,  23 

Page 23

9. Maintenance

MA5

MA6

brushcutter. Note that it is necessary to remove the plug guard shown in Figure 20 in order to be able to view the upper part of the cylinder.

IMPORTANT

•If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins, it may cause the engine to overheat, and that in turn may cause mechanical failure on the part of the brushcutter. (MA5)

(1)Cylinder fin

(2)Intake air cooling vent (back)

■PROCEDURES TO BE PERFORMED AFTER EVERY 100 HOURS OF USE

1.Remove the muffler, insert a screwdriver into the vent, and wipe away any carbon buildup. Wipe away any carbon buildup on the muffler exhaust vent at the same time. (MA6)

(1)Screwdriver

(2)Muffler

2.Tighten all screws, bolts, and fittings.

3.Check to see if any oil or grease has worked its way in between the clutch lining and drum, and if it has wipe it away using oil-free, lead-free gasoline.

23 

Image 23

Contents BT225 Contents Safety First 3  SpecificationsParts location  4   5  Symbols on the machine 6  For safe operationWorking Condition Working Circumstance 7  Working Plan 8  Before Starting the EngineStarting the Engine  9  Using the Product 10  MaintenanceIf Someone Comes Handling Fuel 11  Transportation 12  Set up 13  SE6 Installing Cutting Head SE6Recommended Mixing Ratio Gasoline 50OIL HOW to MIX FuelFuel  14 For Your Engine LIFE, Avoid Fueling the UnitStarting Engine OperationOP1 OP2 OP3 OP4  16 Trimming Grass and Weeds Adjusting Idling Speed OP5OP5 Stopping Engine Line Head Usage 18  Adjusting the Line Length 19  MaintenanceRefilling Trimming Line  20  Spark Plug MA1 MA2 MA3AIR Filter Fuel FilterSpark Arrester MA4 22  Muffler 23  Procedures to be Performed After Every 100 Hours of USEMA5 MA6  24  Troubleshooting guideStorage Check Probable Causes Action 25  Parts list 26  Drive Unit BT225 S/N 000001 and up 27   28  Engine Unit BT225 S/N 50100000 and upDescription Part Number Qty Key#  29 Limited Warranty RedMax Garantie limitée Komatsu Zenoah America INC