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