Honda UMK425T Owner's Manual page 33

7.Inspect the cutting attachment
Nylon-line cutting head inspection:
• For safety, check the cutting head before starting the engine.
Operating the grass/weed trimmer with the loose, cracked, or other
damaged cutting head can cause a personal injury or equipment
damage. Thrown cutting head by loose fastening can hit the operator
or bystanders causing death or serious injury.
CAUTION:
Wear heavy gloves to protect your hands, when you turn a spool.
1.Stop the engine with the engine switch to the OFF position.
2.Check the cutting head for looseness.
Tighten the cutting head securely if it is loose (see page 52).
If it is hard to do it yourself, consult your authorized Honda dealer.
3. Check the nylon-line for fluffing.
If the nylon-line is damaged, have the nylon-line advance according to
the following procedures.
Before feeding the nylon-line, check that the cut-off knife is free from
dust, dirt or other foreign material. Clean the cut-off knife if necessary.
The line feeding action of the semi-automatic line feed type cutting head:
For this type of cutting head, the nylon-line advances when the cutting
head is tapped against the ground while the engine is running. A grass
deflector with cut-off knife must be used with it.
The cut-off knife be fixed on recommend position 1 of grass deflector.
NYLON-LINE
30
GRASS DEFLECTOR
CUT-OFF KNIFE
NYLON-LINE CUTTING HEAD
TAP
GRASS DEFLECTOR
Position 1
Position 2
Position 3
Position 4
Position 5