Maintenance – LEHR Eco Trimmer User Manual

Page 17

LEHR

BrUSH CUTTer BlaDe remoVal / inSTallaTion

1.Remove the cotter pin (Fig. 38).

Fig. 38

Left-Hand Thread Nut

Cotter Pin

Loosen

2. Insert an allen key into the hole in the shroud to

lock the shaft. Remove the left-hand thread nut to
dissasemble with tool provided in the tool kit (Fig. 39).

Fig.39

Hole

Brush Cutter Blade

Fig.40

Left-Hand Thread Nut

Clamp Plate

Star Washer

• For reassembly, install all components in the correct

sequence ( Fig. 40).

• Tighten the left-hand thread nut until snug and install

a new cotter pin.

GUarD CHanGe

NOTE: When using the brush cutter blade remove
the bottom shield attachment by removing the screw.
Replace when using line trimmer head (Fig. 41).

Fig. 41

Bottom Shield

Attachment

Screw

Cutting Attachment

Sheild

roCKer arm ClearanCe aDJUSTmenT

This requires partial disassembly of the engine. If you
feel unsure or unqualified to perform this, take the unit
to an authorized service center.
1. Remove the four screws on the engine cover with a

phillips head screw driver (Fig. 42).

2. Remove the engine cover.
3. Disconnect the spark plug wire.
4. Clean dirt from around the spark plug. Remove the

spark plug by using tool provided, turn CCW.

NOTE: Inspect the valve to rocker arm clearance with
a feeler gage after the first 25 hours of operation. The
engine must be cold when checking or adjusting the
valve clearances. This task should be performed in a
clean dust free environment.

Fig.42

Engine cover

screws

Engine cover

screws

6. Snap the free length of lines into top grooves in reel and pull

through holes on trimmer head body (Fig. 34 and Fig. 35).

3. Remove in the sequence shown (Fig. 40).

MAINTENANCE