Troubleshooting - Truper PRETUL MOT-4520P Manual Del Usuario

Troubleshooting

Problem Cause
The engine fails to • The switch is in the OFF position.
start. • There is no spark.
• The motor is flooded.
The motor fails to • The carburetor "L" nozzle need
accelerate adequately. adjusting.
The motor fails to run • The carburetor "H" nozzle need
adequately in high adjusting.
speed.
• The fuel and oil mix is not right.
The motor fails to
reach maximum • The air filter is soiled.
speed and / or emits • The spark arrester screen is soiled.
too much smoke. • The carburetor "H" nozzle need
adjusting.
The motor starts,
functions and • The slow speed is maladjusted.
accelerates but cannot
be set in low speed.
The chain runs while the
motor is in low speed.
The bar and chain are • The chain oil tank is empty.
very hot and release
smoke. • The chain is too tight.
• The lubrication system is not
working.
The motor starts, runs • The chain brake is activated.
but the chain fails to • The chain is too tense.
advance. • The chain and chain bar are not
properly assembled.
• The chain and / or chain bar are
damaged.
• Check the spark. Remove the motor housing. Remove the spark plug
from the cylinder. Connect the spark plug cable and set it onto the
motor cylinder with the metal part touching the cylinder. Pull the
jack-line and observe the spark in the spark plug electrode. If there is no
spark repeat the test with a new spark plug.
• With the ON switch turned off remove the spark plug. Push the
choke lever up to the bottom and pull the jack-line 15 to 20 times to
eliminate excessive fuel in the motor. Clean the spark plug and set it
back in place. Follow the normal start up procedure (see page 12). If
the motor is not starting repeat the procedure using a new spark plug.
• The slow speed is maladjusted.
Solution
• Set the switch in the ON position.
• Take the chainsaw to a
Service Center to adjust the carburetor.
• Take the chainsaw to a
Service Center to adjust the carburetor.
• Replace the fuel mix with a fresh one following the
specifications in page 3.
• Clean the air filter (see page 19).
• Clean the spark arrester screen (see page 20).
• Take the chainsaw to a
Service Center to adjust the carburetor.
• Turn right the slow speed screw to increase speed (see
page 20).
• Turn right the slow speed screw to increase speed (see
page 20).
• Fill-up the oil tank. Remember it shall be filled up each
time the fuel tank is filled up.
• Lower the tension in the chain (see page 11).
• Activate the motor 30 to 45 seconds in medium speed.
Stop the motor and look for signals of dipping in the
anti-kickback guard or the chain bar. If there is oil present is
possible the chain need honing or the chain bar is damaged.
If there is no oil dripping go to a
thorized Service Center to repair the lubrication system.
• Release the chain brake (see page 8).
• Lower the tension in the chain (see page 11).
• Assemble properly the chain and the chain bar (see
pages 10 and 11).
• Replace the chain and / or the chain bar with other
similar.
Authorized
Authorized
Authorized
Au-
21
ENGLISH