Troubleshooting - Dolmar AT-1832 C Instruction Manual

Replacing the nylon cord
WARNING:
Use nylon cord with diameter
specified in "SPECIFICATIONS" only. Never use
heavier line, metal wire, rope or the like. Use rec-
ommended nylon cord only, otherwise it may cause
damage to the tool and result in serious personal
injury.
WARNING:
Make sure that the cover of the
nylon cutting head is secured to the housing
properly as described below. Failure to properly
secure the cover may cause the nylon cutting head to
fly apart resulting in serious personal injury.
1. Take off the cover from the housing, pressing two
latches which are slotted section oppositely on the side
of the housing.
► Fig.27
Cut a nylon line in 3 m (10 ft). Fold the cutting line
2.
in two halves, leave one of half longer 80-100 mm (3 - 4
inches) than another.
► Fig.28
3. Hook the middle of the new nylon cord to the
notch located at the center of the spool between the 2
channels provided for the nylon cord.
Wind both ends firmly around the spool in the direction
marked on the head for right hand direction indicated
by RH.
► Fig.29
State of abnormality
Motor does not run.
Motor stops running after a little use.
It does not reach maximum RPM.
Cutting tool does not rotate:
stop the machine immediately!
Abnormal vibration:
stop the machine immediately!
Cutting tool and motor cannot stop:
Remove the battery immediately!
Probable cause (malfunction)
Battery cartridge is not installed.
Battery problem (under voltage)
The drive system does not work
correctly.
Battery's charge level is low.
Overheating.
Battery is installed improperly.
Battery power is dropping.
The drive system does not work
correctly.
Foreign object such as a branch is
jammed between the guard and the
nylon cutting head.
The drive system does not work
correctly.
One end of the nylon cord has been
broken.
The drive system does not work
correctly.
Electric or electronic malfunction.
14 ENGLISH
Wind all but about 100 mm (4") of the cords, leav-
4.
ing the ends temporarily hooked through a notch on the
side of the spool.
► Fig.30
5. Mount the spool on the cover so that the grooves
and protrusions on the spool match up with those on the
cover. Now, unhook the ends of the cord from their tem-
porary position and feed the cords through the eyelets
to come out of the cover.
► Fig.31
6. Align the protrusion on the underside of the cover
with the slots of the eyelets. Then push the cover firmly
onto the housing to secure it. Make sure the latches
fully spread in the cover.
► Fig.32
To maintain product SAFETY and RELIABILITY,
repairs, any other maintenance or adjustment should
be performed by Dolmar Authorized or Factory Service
Centers, always using Dolmar replacement parts.
TROUBLE SHOOTING
Before asking for repairs, conduct your own inspection
first. If you find a problem that is not explained in the
manual, do not attempt to dismantle the tool. Instead,
ask Dolmar Authorized Service Centers, always using
Dolmar replacement parts for repairs.
Remedy
Install the battery cartridge.
Recharge the battery. If recharging is not effective,
replace battery.
Ask your local authorized service center for repair.
Recharge the battery. If recharging is not effective,
replace battery.
Stop using of tool to allow it to cool down.
Install the battery cartridge as described in this
manual.
Recharge the battery. If recharging is not effective,
replace battery.
Ask your local authorized service center for repair.
Remove the foreign object.
Ask your local authorized service center for repair.
Tap the nylon cutting head against the ground while
it is rotating to cause the cord to feed.
Ask your local authorized service center for repair.
Remove the battery and ask your local authorized
service center for repair.