RedMax BT250 manual Storage, Troubleshooting guide, Check Probable Causes Action,  24 

Page 24

10. Storage

Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention.

11.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 BT250 Page Safety First ContentsSpecifications Parts location 4   5  Symbols on the machine Fammille DE Moteur 5HCPS.025ADEM 6  For safe operation Working ConditionWorking Circumstance  7 Working Plan  8 Before Starting the Engine Starting the Engine 9  Using the Product  10 Maintenance If Someone ComesHandling Fuel  11 Transportation  12 Set up SE1 SE2 SE3 Installing Handle SE1Installing Debris Guard SE2 Installing Cutting Head SE3HOW to MIX Fuel Fuel 14  Recommended Mixing Ratio Gasoline 50OILFueling the Unit For Your Engine LIFE, AvoidOperation OP1 OP2 OP3 OP4 16  Starting EngineAdjusting Idling Speed OP5 OP5 OP6 Stopping EngineLine Head Usage Trimming Grass and WeedsAdjusting the Line Length  18 Maintenance Refilling Trimming Line 19   20  MA1 MA2 MA3 MA4 AIR FilterFuel Filter Spark PlugMA5  22 Muffler Spark ArresterProcedures to be Performed After Every 100 Hours of USE MA6 MA7 23  Troubleshooting guide StorageCheck Probable Causes Action  24 Parts list  25 Drive Unit BT250 S/N 40400101 and up  26 BT25-50910 Housing Assy  27 Engine Unit BT250 S/N KU40001 and up  28  29  ElementLimited Warranty RedMax Garantie limitée