Fluid Filling [4Wd]; Belt Transmissions Check - Stiga 520 DP Instruction Manual

(Translation of the Original Instructions)
For the fluid drain plug on the rear axle,
use a wrench with a 3/8" square con-
nection only Any other tool may dama-
ge the plug
6 Remove the fluid drain plug from the rear
axle (33:A).
7 Remove the 2 drain plugs (34) on the front
axle. Use a 12 mm tubular wrench. Allow the
fluid in the front axle and pipes to drain out.
8 Open the bonnet and remove the plug (31:B)
on the transmission fluid reservoir.
9 Let the fluid run out into suitable containers.
10 Draw out the fluid from the deepest part of
the reservoir using a fluid extractor (35).
11 Check that the gaskets on the drain plugs
of the front axle are intact (34). Replace the
plugs. Tightening torque: 15-17 Nm.
12 Check that the gasket on the drain plug of
the rear axle is intact (33:A). Replace the
plug in the rear axle. Tighten the drain plug to
a torque of 5 Nm.
The drain plug might get damaged if
it is tightened to a torque exceeding 5
Nm
13 Dispose of the oil according to local regula-
tions

9 9 3 Fluid filling [4WD]

NOTE! The oil is drawn into the system
very quickly. The tank must be filled up
in a continuous manner until it remains
full in order to fill the circuit and make
sure air is not drawn into the system
(something which must never be allo-
wed to happen)
1 Prepare a suitably large vessel full of fresh
fluid.
2 Fill the fluid reservoir with fresh fluid. For the
quantities and type of fluid required, please
see "0 TECHNICAL DATA TABLE".
3 Check that the rear drive's release lever is
disengaged, lever (17:A) out.
Place two wooden planks (4-5 cm thick)
in front of the rear wheels (so they are
touching the tyres)to make sure the
machine stays stationary during the fol-
lowing operations
4 Release the parking brake.
Press the pedal (12:B) right down and then
release.
ENGLISH
WARNING: the following operations
must be performed with the engine
bonnet open and the engine running
Keep hands well away from moving
parts
If the engine is run indoors, exhaust ex-
traction equipment must be connected
to the engine's exhaust pipe
5 Start the engine.
Never start the engine when the rear
axle clutch release lever is engaged
and the front axle clutch release lever
is disengaged This could damage the
front axle gaskets
6 Disengage the front axle's clutch release
lever.
7 Set the accelerator pedal to the forward po-
sition, locking it using a wooden wedge (36).
Gradually pour fluid into the reservoir and
make sure that the level is always between
the MIN and MAX mark.
8 Run in the forward position for one minute.
9 Move the wooden wedge and set the accele-
rator pedal to the reverse position. Continue
filling with oil.
10 Run in reverse mode for one minute.
11 Change driving direction every minute as in-
dicated above and continue filling with oil un-
til the bubbling in the reservoir stops.
12 Switch off the engine, replace the cover
(31:B) on the fluid tank and close the bonnet.
13 Move the 2 levers (17:A, 17:B) for engaging
the transmission to the operating position (=
in).
14 Restart the engine.
15 Move the machine at various speeds for a
few minutes. At the same time turn the stee-
ring wheel completely several times.
16 Lift and lower the hydraulic accessories lifting
device 3 - 4 times.
17 Stop the machine and put the parking brake
back on.
18 Open the bonnet.
19 Check the level in the reservoir and top up if
necessary.
20 Once the operation has been completed, re-
place the fluid cap and close the bonnet.

9 10 BELT TRANSMISSIONS CHECK

check that all belts are intact.
For the frequency of this intervention
see chapter 13
EN
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