Operation - Stiga 7 Series Operator's Manual

4. Make sure the chain brake
is engaged (par. 5.7).
IMPORTANT To avoid breaking the starter
cable, do not pull the whole length of it or
let it slide along the edge of the cable guide
hole. Release the starter hand grip gradually,
to prevent it flying back uncontrollably.
IMPORTANT Never wind the
starter cable around your hand.
Never start the chainsaw by holding
on to the starter cable and allowing it
to fall. This is an extremely dangerous
method as you lose complete control
over the machine and the chain.
NOTE The switch is always in
the start position (par. 5.1).
6.3.1 Startup from cold
A "cold " start of the engine means
starting it after at least 5 minutes from when
it was switched off or after refuelling.
1. Engage the choke by turning the
lever to position «B» (Fig. 11.B).
2. Press the primer device button (Fig.
12.A) 6 times to prime the carburettor.
3. For model SP 526 only:
Press the pressure relief valve (Fig. 13.E).
NOTE Immediately after the engine
starting, the valve automatically
returns to its original position.
4. Hold the machine firmly on the ground
with your hand on the front hand grip and
your foot in the rear hand grip, to avoid
losing control during starting (Fig. 18).
If the machine is not held firmly,
the force of the engine could cause
the user to lose his balance or direct
the bar towards him or an obstacle.
5. Pull the starter hand grip slowly for 10 - 15
cm until you feel some resistance, then pull
it 4 times until you hear the engine start to
tick over. Engine will not start at this stage.
IMPORTANT Do not pull the starter
hand grip more than 4 times.
6. Disengage the choke (Fig. 11.A) by
turning the lever to position «A».
7. Pull the starter grip again until
the engine starts as normal.
8. When the engine has started, simultaneously
activate the throttle trigger lever (Fig.
12.B) and the interlock lever briefly (Fig.
12.C) to cancel fast tick over. Allow the
engine to run idle for 10-15 seconds.
9. Disengage the chain brake (par. 5.7).
IMPORTANT Do not let the engine
run at high speed with the chain brake
engaged, as this could cause overheating
and damage to the clutch.
10. Let the engine run idle for at least 1
minute before using the machine.
IMPORTANT If the starter hand grip is pulled
repeatedly with the choke engaged, it may
flood the engine and make starting difficult. "
If the engine floods (see paragraph 15.5).
6.3.2 Warm start
When hot starting (immediately
after stopping the engine):
1. Press the primer device button (Fig.
12.A) 6 times to prime the carburettor.
2. For model SP 526 only:
Press the pressure relief valve (Fig. 13.E).
NOTE Immediately after the engine
starting, the valve automatically
returns to its original position.
3. Engage the choke (position «B» - par.
5.2) and then immediately disengage
again (position «A» - par. 5.2); this
will engage the fast tick over.
4. Follow points 4 - 7 - 8 - 9 in the
previous procedure (par. 6.3.1).
6.4

OPERATION

Before felling or delimbing for
the first time, make sure:
– you have been specifically trained
to use this type of equipment;
– you have carefully read the safety
regulations and user instructions
contained in this manual;
– you practise first on logs on the ground
or attached to trestles, in order to
get familiar with the machine and the
most suitable cutting techniques.
To operate with the machine
proceed as described below:
EN - 10