Lawn Devil DB8605 User Manual - page 13
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from muffler area. Do not hose engine. Water can damage engine or contaminate
the fuel system.
CAUTION:
Do not allow dirt or dust to clog the air filter foam element. The engine air
cleaner element must be serviced (cleaned) after 25 hours normal mowing. The
foam element must be serviced regularly if the mower is used in dry dusty
conditions.
Replace air filter if frayed, torn, damaged or unable to be cleaned.
Clean the air filter with warm soapy water.You can use a liquid dish soap to
clean the air filter.
Cutting Blade
CAUTION:
Be sure to disconnect and ground the spark plug wire before working on the
cutting blade to prevent accidental engine starting. Protect hands by using heavy
gloves or a rag to grasp the cutting blades.
Remove the hex bolt and washer which hold the blade and blade adapter to the
engine crankshaft. Remove the blade and adapter from the crankshaft.
WARNING: Periodically inspect the blade adapter for cracks, especially if you
strike a foreign object. Replace when necessary.
For best results, your blade should be sharp. The blade may be re-sharpened by
removing it from the machine and either grinding or filing the cutting edge keeping
as close to the original bevel as possible.
It is extremely important that each cutting edge receives an equal amount of
grinding to prevent an unbalanced blade.
Improper blade balance will result in excessive vibration causing eventual
damage to the engine and mower. Be sure to carefully balance blade after
sharpening. The blade can be tested for balance by balancing it on a round shaft
screwdriver.
Before reassembling the blade and the blade adapter to the unit, lubricate the
engine crankshaft and the inner surface of the blade adapter with light oil. Install
the blade adapter on the crankshaft.
Place the blade with the part number facing away from the adapter. Align the
washer over the blade and insert the hex bolt. Tighten the hex bolt to the torque
listed below.
Blade Mounting Torque
Center Bolt must be tightened to 35 - 42 Nm torque. To ensure safe operation of