Helpline No. UK/Northern Ireland 0151 6491500
Rep. Ireland 1890 946244
Model Number: 8073
29
Helpline No. UK/Northern Ireland 0151 6491500
Rep. Ireland 1890 946244
Model Number: 8073
28
Maintenance
Warning:
All maintenance work on the chainsaw apart from the
work described in this manual may only be carried out by
authorized after-sales service personnel.
Chain brake operational test
Test the chain brake periodically to ensure proper function.
Perform a chain brake test prior to initial cutting, following
extensive cutting, and definitely following any Chain brake service.
Test chain brake as follows (Fig. 30) :
1
Place saw on a clear, firm, flat surface.
2
Start engine.
3
Grasp the rear handle (A) with your right hand.
4
With your left hand, hold the front handle (B) [not chain
brake lever (C)] firmly.
5
Squeeze the throttle trigger to 1/3 throttle, then
immediately activate the chain brake lever (C).
Warning:
Activate the chain brake slowly and deliberately. Keep
the chain from touching anything; don’t let the saw tip forward.
6
Chain should stop abruptly. When it does, immediately
release the throttle trigger.
Warning:
If chain does not stop, turn engine off and take your unit
to the nearest Gardenline Authorized Service Center for service.
7
If chain brake functions properly, turn the engine off and
return the chain brake to the DISENGAGED position.
Air filter
Warning:
Never operate saw without the air filter. Dust and dirt
will be drawn into engine and damage it. Keep the air filter clean!
The air filter must be cleaned or replaced after every 20 hours of
service.
Cleaning the air filter (Fig. 31/32)
1
Remove the top cover (A) by undoing the cover
fastening screw (B) on the cover. You can then
remove the cover (Fig. 31).
2
Lift out the air filter (C) (Fig. 32).
3
Clean air filter. Wash filter in clean, warm, soapy
water. Rinse in clear, cool water. Air dry completely.
Note:
It is advisable to have a supply of spare filters.
4
Insert the air filter. Fit the cover for the engine/air filter.
Make sure that the cover fits perfectly when you do so.
Tighten the fastening screw for the cover.
Fuel filter
Warning:
Never use the saw without a fuel filter. After 100
hours in operation the fuel filter should be cleaned or, in case
of damage, replaced. Be sure to empty the fuel tank before
changing the filter.
1
Remove the fuel tank cap.
2
Bend a piece of soft wire.
3
Reach into fuel tank opening and hook fuel line. Carefully
pull the fuel line toward the opening until you can reach it
with your fingers.
Note:
Do not pull hose completely out of tank.
4
Lift filter (A) out of tank (Fig. 33).
5
Pull off the filter with a twist and clean it; if the filter is
damaged, dispose of it.
6
Insert a new filter. Place one end of the filter into the tank
opening. Make sure that the filter is seated in the lower
corner of the tank. If necessary, use a long screwdriver to
move the filter to its correct position, taking care not to
damage in the process.
7
Fill tank with fresh fuel/oil mixture. See Section Fuel and
Lubrication. Install fuel cap.
Spark plug (Fig. 32)
Warning:
To ensure that the saw’s engine retains its power, the
spark plug must be clean and have the correct electrode gap
(0.6 mm). The spark plug must be cleaned or replaced after
every 20 hours of service.
1
Set the On/Off switch to Stop (0)”.
2
Remove the top cover (A) by undoing the cover fastening
screw (B) on the cover. You can then remove the cover
(Fig. 31).
