Bolens BL150 Trimmer User Manual


 
mNSTALUNG A PREWOUND REEL
1. Hold the outer spool with one hand and unscrew the
bump knob counterclockwise (Fig. 12). Inspect the boHt
inside the bump knob to make sure it moves freeHy.
RepHacethe bump knob if damaged.
2. Remove the oHdinner reeHfrom the outer spooH
(Fig. 13).
3. Remove the spring from the oHdinner reeH
(Fig. 13).
4. Mace the spring in the new inner reel
NOTE: The spring must be assemMed on the inner reeH
before reassemMing the cutting attachment.
5. Insert the ends of the Hinethrough the eyeHetsin the
outer spooH(Fig. 20).
6. Mace the new inner reeHinside the outer spool Push the
inner reeHand outer spooHtogether. WNe hoHdingthe
inner reeHand outer spool grasp the ends and pull firmly
to release the line from the holding slots in the spool.
7. Hold the inner reel in place and install the bump knob
by turning clockwise. Tighten securely.
AIR FILTER MAINTENANCE
Removing the Air Filter/Muffler Cover
WARNmNG: Toavoidserious
personal injury,
always turn your unit off and allow it to cool
before you clean or service it.
1. Place the blue choke lever in Position 2 (Fig. 21).
NOTE: The blue choke lever must be in Position 2 to
remove the air filter/muffler cover.
2. Remove the four (4) screws securing the air
filter/muffler cover (Fig. 21). Use a flat blade or
T-20 Torx bit screwdriver.
3. Pull the cover from the engine. Do not force.
Blue Choke
Lever
Position 2
Screws Screws
Fig. 21
Cleaning the Air Filter
Clean and re-oil the air filter every 10 hours of operation.
It is an important item to maintain. Failure to maintain
your air filter properly can result in poor performance or
can cause permanent damage to your engine.
1. Remove air filter/muffler cover. Refer to Removing
the Air Filter/Muffler Cover.
2. Turn cover over and look inside to locate the air filter.
Remove the air filter from inside the air filter/muffler
cover (Fig. 22).
3. Wash the filter in detergent and water (Fig. 23). Rinse
the filter thoroughly. Squeeze out excess water. Allow
it to dry completely.
4. Apply enough clean SAE 30 oil to lightly coat the filter
(Fig. 24).
5. Squeeze the filter to spread and remove excess oil
(Fig. 25).
Air FHter
Inside Muffler
Cover
Fig. 22 Fig. 23
/
Fig. 24 Fig. 25
6. Replace the air filter inside the air filter/muffler cover
(Fig. 22).
NOTE: Operating the unit without the air filter and air
filter/muffler cover assembly will VOID the
warranty.
Reinstalling the Air Filter/Muffler Cover
1. Place the air filter/muffler cover over the back of the
carburetor and muffler. Align the screw holes.
2. Insert the four (4) screws into the holes in the air
filter/muffler cover (Fig. 21) and tighten.
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