MAINTENANCE
WARNING:
other parts may create a hazard or cause product damage. To ensure safety and
reliability, all repairs should be performed by a qualified service technician.
WARNING:
therefore, they are always in operating condition. To prevent serious personal injury,
take extra precautions and care when performing maintenance, service or for changing
the cutting attachment or other attachments.
WARNING:
the power head before servicing, cleaning, changing add-on attachments or when the
product is not in use.
All string trimmer service, other than the items listed in these maintenance instructions,
should be performed by competent string trimmer service personnel.
TRIMMER HEAD REPLACEMENT
DANGER:
Never use a trimmer with a loose cutting attachment. Replace a cracked, damaged
or worn out cutting head immediately, even if damage is limited to superficial cracks.
Such attachments may shatter at high speed and cause serious injury.
Familiarize yourself with the trimmer head (Fig. 17).
17
Drive Shaft
Bushing (2)
When servicing, use only identical replacement parts. Use of any
Battery tools do not have to be plugged into an electrical outlet;
To prevent serious personal injury, remove the battery pack from
If the head loosens after it is fixed in position, replace it immediately.
Upper Cover
Circlip
Spool Retainer
STRING TRIMMER ATTACHMENT — STA1600/STA1600-FC
Washer
Spring
Nut
Cutting Line
Lower Cover
Assembly
27