Maintenance - Zenoah GZ3700EZ Operator's Manual

7. Continue to cut more into the tree until the tree/
branch bends and the tension is released.
Introduction
WARNING:
safety chapter before you do maintenance
on the product.
Maintenance schedule
Daily maintenance
Clean the external parts of the prod-
uct and make sure that there is no oil
on the handles.
Do a check of the throttle trigger and
throttle trigger lockout. Refer to
do a check of the throttle trigger and
throttle trigger lockout on page 25 .
Make sure that there is no damage
on the vibration damping units.
Clean and do a check of the chain
To do a check of the
brake. Refer to
front hand guard and the chain brake
activation on page 24 .
Do a check of the chain catcher. Re-
To do a check of the chain
fer to
catcher on page 25 .
Turn the guide bar, do a check of the
lubrication hole and clean the groove
in the guide bar. Refer to
check of the guide bar on page 32 .
Make sure that the guide bar and
saw chain are getting sufficient oil.
Do a check of the saw chain. Refer
To sharpen the saw chain on page
to
28 .
Sharpen the saw chain and do a
check of its tension. Refer to
just the tension of the saw chain on
page 30 .
2218 - 004 - 31.08.2023

Maintenance

Read and understand the
Weekly maintenance
Clean the cooling system. Refer to
To clean the cooling system on page
33 .
Do a check of the starter, starter rope
To and return spring.
Lubricate the needle bearing. Refer
To lubricate the needle bearing on
to
page 31 .
Remove burrs from the edges of the
guide bar. Refer to
the guide bar on page 32 .
Clean or replace the spark arrester
screen on the muffler. Refer to
a check of the muffler on page 26 .
Clean the carburetor area.
To do a
Clean or replace the air filter. Refer
To clean the air filter on page 27 .
to
Clean between the cylinder fins.
To ad-
8. Cut the tree/branch from the opposite side of the
bend, after the tension is released.
Monthly maintenance
Do a check of the brake band. Refer
To do a check of the brake band
to
on page 24 .
Make sure that the clutch center,
clutch drum and clutch spring are not
worn or damaged.
Clean the spark plug. Refer to
a check of the spark plug on page
28 .
Clean the external parts of the carbu-
To do a check of
retor.
Do a check of the fuel filter and the
To do
fuel hose. Replace if necessary.
Do a check of all cables and connec-
tions.
Empty the fuel tank.
Empty the oil tank.
To do
23