Stiga Lawn Tractor 8211 0005 80 4wd Pro25 Pro20 Pro16 Pro Svan Operators Manual

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2.4.17 Seat (1:T)
The seat can be folded and adjusted front-
rear. The seat can be adjusted as follows:
1. Move the control lever (1:T) upwards.
2. Set the seat to the desired position.
3. Release the control lever (1:S) to lock 
the seat.
The seat is equipped with a safety switch that is 
connected to the machine’s safety system. This 
means that certain dangerous activities are not pos-
sible when there is nobody sitting on the seat. Also 
see 4.3.2.
2.4.18 Engine casing (7:U)
In order to...

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4 STARTING AND OPERATION
The machine may not be operated un-
less the engine casing is closed and 
locked. Risk of burns and crushing in-
juries.
4.1 Filling with petrolAlways use lead-free petrol. You must never use 2-
stroke petrol mixed with oil.
The tank holds 14 litres. The level can easily be 
read through the transparent tank.
NOTE! Ordinary lead-free petrol is a perishable 
and must not be stored for more than 30 days.
Environmental petrol can be used, i.e. alkylate 
petrol. This...

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4.4 Start1.  Open the fuel cock. See 14.
2.  Check that the spark plug cable(s) is/are in-
stalled on the spark plug(s).
3.  Check to make sure that the power take-off is 
disengaged. 
4.  Do not keep your foot on the drive pedal (3:F). 
5. Put the throttle control at full throttle. 
Starting cold engine – pull the choke control out 
fully. 
Starting warm engine – the choke control 
should be pressed in.
6.  Depress the clutch-brake pedal (3:B) fully.
7.  Turn the ignition key and start the...

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5 MAINTENANCE
5.1 Service programmeIn order to keep the machine in good condition as 
regards reliability and operational safety as well as 
from an environmental perspective, STIGA’s Ser-
vice programme should be followed.
The contents of this programme can be found in 
the attached service log.
Basic service
 must always be carried out by an au-
thorised workshop.
First service and intermediate service
 should be 
carried out by an authorised workshop, but can 
also be carried out by the...

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Oil quantity:
8. After filling up the oil, start the engine and idle 
for 30 seconds. 
9. Check to see if there is any oil leakage.
10.Stop the engine. Wait for 30 seconds and then 
check the oil level in accordance with 4.2.
5.4.3 Oil filter
First drain the engine oil and install the oil drain-
age plug as described above. Then replace the oil 
filter as follows:
Pro 16, Pro 20, Pro Svan:
1. Clean the area around the filter and dismantle 
the filter.
2. Moisten the new filter’s gasket with...

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5.6.4 Filling
1. Check that the gaskets on the 4 drainage plugs 
are intact. See fig. 22. Reinstall the plugs. Tight-
ening torque: 15-17 Nm.
2. Only applies to Pro20, Pro25 and Pro Svan:
Moisten the new filter’s gasket with oil and in-
stall the filter. See fig. 16:A.
3. Fill the oil reservoir with the new oil.
4. Check that the clutch release lever (6:R) is in 
the outer position (drive position).
If the engine is to be run indoors, an ex-
haust extraction device must be con-
nected to the...

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ble from the battery’s negative terminal (-). 
Then disconnect the red cable from the battery’s 
positive terminal (-).
• During installation. First connect the red cable 
to the battery’s positive terminal (+). Then con-
nect the black cable to the battery’s negative ter-
minal (-).
If the cables are disconnected/connect-
ed in the wrong order, there is a risk of 
a short-circuit and damage to the bat-
tery.
If the cables are interchanged, the gen-
erator and the battery will be damaged....

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Do not use compressed air for cleaning the 
paper filter insert. The paper filter insert must 
not be oiled. 
5.11 Spark plugThe spark plug(s) must be replaced every 200 
hours of operation (=at every other basic service).
Use the spark plug key supplied. 
Before disconnecting the spark plug, clean around 
its mounting.
Spark plug
: 
Pro16, Pro20, Pro25: Champion RC12YC or 
equivalent.
Pro Svan
: NGK BPR5ES or DENSO W16EPR-U
Electrode distance: 0.75 mm.
5.12 Air intakeSee 9-11:W. The engine...