Zenoah BCZ2500SW, BCZ2500SU manual Troubleshooting guide, Check Probable Causes Action,  31 

Page 31

12. Troubleshooting guide

Case 1. Starting failure

CHECK

PROBABLE CAUSES

ACTION

fuel tank

incorrect fuel

fuel filter

fuel filter is clogged

carburetor adjustment screw

out of normal range

sparking (no spark)

spark plug is fouled/wet

 

plug gap is incorrect

spark plug

disconnected

drain it and with correct fuel

clean

adjust to normal range

clean/dry

correct (GAP: 0.6~0.7mm)

retighten

Case 2. Engine starts but does not keep running/Hard re-starting.

CHECK

PROBABLE CAUSES

ACTION

fuel tank

incorrect fuel or staled fuel

carburetor adjustment screw

out of normal range

muffler,cylinder (exhaust port)

carbon is built-up

air cleaner

clogged with dust

cylinder fin, fan cover

clogged with dust

drain it and with correct fuel

adjust to normal range

wipe away

wash

clean

When your unit seems to need further service, please consult with our RedMax service shop in your area.

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Contents BCZ2500SU T3002-93111BCZ2500S BCZ2500SWPage Contents Safety First 4  SpecificationsParts location BCZ2500S/BCZ2500SU/BCZ2500SW Overall sizeLxWxH 5  Type de moteur 1KZXS.0254QR EM Cylindrée du moteur 25,4cc Symbols on the machine 6  Working Condition For safe operationWorking Circumstance  8  Working PlanStarting the Engine Before Starting the Engine 9   10  Using the Product 11  MaintenanceIf Someone Comes Handling Fuel 12  Transportation 13  Putting on Waist PAD SE5SE6 SE7 SE8 SE9 Mounting Engine SE5Balance Unit Set upInstalling Cutting Head SE10 SE10 SE11Recommended Mixing Ratio Gasoline 50OIL HOW to MIX FuelFuel  16 For Your Engine LIFE, Avoid Fueling the Unit 17  OP4 OperationOP1 Starting Engine 19  OP7 Adjusting the Line Length 20  MA1 MA2 MA3 MA4 Refilling Trimming Line MaintenanceMaintenance Chart For safety reasons, do not use metalreinforced line 22  Intake AIR Cooling Vent MA8 MA9Spark Arrester Gear Case MA9 24  Procedures to be Performed After Every 100 Hours of USEMA101 MA11 Cylinder Intake air cooling vent back 25  Storage 26  Optional blade usageCutting Method OPT3BCZ2500SU OPT4 OPT5 OPT6Controlling Blade Bounce OPT7 OPT8 28  Operation 29  What causes kick outHow you can reduce the chance of kick out How you can maintain the best controlTransporting the Unit OPT9 Maintenance Blade 30  Check Probable Causes Action Troubleshooting guide 31   32   33  Parts list 34   35  Optional Blade & Accessories 36  Drive Unit BCZ2500SW S/N 100001 and up 37  Optional Blade 38   39  BCZ2500S S/N 35208 and up BCZ2500SU S/N 35208 and upManufacturer’s warranty coverage RedMax 2-YEAR Limited Warranty RedMax Garantie limitée à 2 ans