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MTD Yard Machines 200 Series Operator's Manual page 11

18" string trimmer mower

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Slide the loop end of the trimmer line under the
metal tab and secure in place by crossing and
pulling tight on the ends of the line.
Drive Belt Removal And Replacement
Disconnect the spark plug wire and ground it
against the engine.
Drain the fuel tank or place a piece of plastic
beneath the cap to prevent gasoline leakage.
If unit is tipped for easier access to belt, tip the
string trimmer mower back on its side to keep the
engine's spark plug up.
Remove carriage screws, washers, and hex nuts
that secure the trimmer deflector to the trimmer
base. See Figure 6.
Slide trimmer deflector off so spindle assembly
goes through hole in deflector.
Carriage Screws
Trimmer
Deflector
Skid
Figure 6
Remove the three hex lock nuts and cap screws
from the base of the spindle and remove the skid.
To remove belt tension, disconnect extension
spring that is connected from base to idler bracket
assembly. See Figure 7.
Remove lock nut that secures idler bracket keeper
to idler bracket assembly and remove keeper.
Slip the belt around spindle pulley first and then
engine pulley.
Slide belt into one of the slots of the engine flywheel
and rotate to remove belt around flywheel and
spindle assembly.
Carriage Screws
Spindle
Hex Lock
Assembly
Nut
Idler Bracket
Assembly
Idler Bracket
Keeper
Lock Nut
Reinstall new belt around spindle assembly and
then slip rear of belt into one of the slots on
flywheel. Rotate flywheel until belt is around
completely around flywheel.
Secure belt around engine pulley and then around
the spindle pulley.
Reconnect idler bracket keeper to the idler bracket
assembly.
Reconnect extension spring from idler bracket
assembly to trimmer base.
Reattach the skid and cap screws and secure with
new lock nuts.
NOTE: Do not use the previous lock nuts
Reattach trimmer deflector to trimmer base.
Reattach spark plug wire to spark plug.
Storing Your String Trimmer Mower
Clean the equipment thoroughly.
Wipe equipment with a oiled rag to prevent rust.
Refer to engine manual for correct engine storage
instructions.
Store unit in a clean, dry area. Do not store next to
corrosive materials such as fertilizer.
For more compact storage, store unit in the
shipping position with the upper handle folded
toward engine. See ASSEMBLY section for details.
WARNING: Never store the machine or
fuel container indoors where there is an
open flame, spark, or pilot light such as on
a water heater, furnace, clothes dryer, or
other gas appliance.
11
Extension Spring
Figure 7

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This manual is also suitable for:

200 series