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5.1 Daily
5.1.1 Inspection of Cutting Head or Blade and
Grass Debris Shield
Check the following.
●
The cutting-line head or grass cutting steel blade (option) are not broken, chipped or bent.
●
The grass cutting steel blade (option) is sharp and not rounded.
●
There are no cracks or burrs on the grass cutting steel blade (option).
●
Inspect grass debris shield. Check for cracks or damage. Be sure the correct grass debris shield is
installed.
If there is any failure, contact your servicing dealer.
If the cutting performance starts to be degraded, for example, the grass cutting steel blade (option) is
frequently caught in the branches, the grass cutting steel blade (option) must be ground again or replaced.
Discard grass cutting steel blade (option) that is bent, warped, cracked, broken, damaged or worn.
For the grass debris shield for cutting-line head, confirm the cutting knife is installed and not damaged.
5.1.2 Looseness of Screws and Nuts
Check the screws and nuts for looseness.
If any, tighten it securely.
5.1.3 Removal of Foreign Objects
Remove any foreign objects attached to part A of gear case (refer to “3.3 Installation of Cutting-line Head”).
If the cutting head becomes entangled and stops, stop the engine and make sure the cutting blade is not
moving before untangling the cutting head.
5.2 Every 20 Hours
5.2.1 Greasing
Remove the grease nipple using the included tool
supplied with the UMC powerhead.
Apply grease
into
the grease nipple.
Use general purpose No. 2 lithium grease for greasing
,
Also referred to as NLGI Grade-2
l
ithium Based
Grease.
Note
●
Do not remove or adjust the black screw near the
filler opening.
(it cannot be adjusted with the tool included.)
Black screw
Grease nipple
(This part can be removed
and
installed with the included tool
that is supplied with the UMC
powerhead
.
)