Zenoah PSZ2500 manual MA4 MA5 MA6, Sprocket, SAW Chain

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9. Maintenance

MA4

MA5

MA6

The bar rail should always be a square. Check for wear of the bar rail. Apply a ruler to the bar and the outside of a cutter. If a gap is observed between them, the rail is normal. Otherwise, the bar rail is worn. Such a bar needs to be corrected or replaced.(MA4)

(1)Ruler

(2)Gap

(3)No gap

(4)Chain tilts

■SPROCKET

Check for extensive wear, and replace it when the teeth are worn over 0.3mm. (MA5)

(1) Sprocket

■SAW CHAIN

WARNING

It is very important for smooth and safe operation to keep the cutters always sharp.

Your cutters need to be sharpened when:

•Sawdust becomes powder-like.

•You need extra force to saw in.

•The cut way does not go straight.

•Vibration increases.

•Fuel consumption increases.

Cutter setting standards:

WARNING

Be sure to wear safety gloves.

Before filing:

•Make sure the saw chain is held securely.

•Make sure the engine is stopped.

•Use a round file of proper size for your chain.

Chain type :	90SG
File size :	5/32 in (4.0mm)

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Contents 848-A52-93A1 PSZ2500Contents Safety FirstPSZ2500 SpecificationsParts location Avertissement Important Engine Information Symbols on the machineWorking Circumstance For safe operationWorking Condition Working Plan Starting the Engine Before Starting the EngineUsing the Product If Someone Comes MaintenanceTransportation Handling FuelBeware of pinching Kickback and Pinching Safety PrecautionsBeware of kickback  13  Set up Hole Moving direction Chain tensioner nut Chain tension adjusting screw Loosen TightenSE4 SE5 SE6 SE7 Pay attention to the correct direction of the saw chainBalance Unit SE8Recommended Mixing Ratio Gasoline 50OIL HOW to MIX FuelFuel and chain oil Chain OIL Fueling the UnitFor Your Engine LIFE, Avoid OP5 Starting Engine OperationOP1 OP2 OP33 OP4Chain oil Adjusting OIL Flow RateOP6 Stopping Engine OP4 Checking OIL SupplyOP9 Adjusting Throttle CableAdjusting Idling Speed OP9 OP7 OP8Guide BAR MaintenanceMaintenance Chart MA1 MA2 MA3 Oiling PortSAW Chain MA4 MA5 MA6Sprocket MA7 MA8 Fuel Filter MA9Gear Case AIR FilterSpark Arrester Replacement Plug is a NGK CMR7ASpark Plug Tightening Torque MufflerCylinder Intake air cooling vent back Procedures to be Performed After Every 100 Hours of USEMA141 MA15 Intake AIR Cooling VentCheck Probable Causes Action Troubleshooting guideStorage Parts list  30   31   32   33  Limited Warranty RedMax Garantie limitée Komatsu Zenoah America INC