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50 Hours Service - Wheel Nuts
Tighten wheel nuts as follows.
Mounting wheel hub to rim plate: Torque 490 Nm.
Tightening sequence for wheel nuts: See illustration and tighten in the
numbered order.
μ
ATTENTION! Some wheel models has 10 wheel bolts. Cross-
tighten in the same way!
μ
ATTENTION! When wheels has been mounted or retightened, the
plastic nut covers must be placed on the nuts afterwards.
50 Hours Service - Tyre Pressure
Check the tyre pressure according to the table in "Tyre Pressure" on
page 206.
€
DANGER! Never inflate tyres more than to the pressure specified
in the table. Over-inflated tyres can explode and cause severe
injuries! See the section "Occasional Maintenance - Change of
Tyres".
±
WARNING! If renewing tyres, always use tyres with minimum load
index as specified.
50 Hours Service - Air Brakes
The air brakes are checked for leaks by the following procedure:
1. Connect the snap couplers to the tractor. Fill the trailer air tanks.
2. Check for leaks with brakes released, for example by spraying soapy water on the wheel.
3. Apply the brake up to full pressure.
4. Check for leaks with brakes applied.
50 Hours Service - Gearbox for TWIN System, Bolts
Check that the two mounting bolts on the gearbox are not loose.
Tighten the bolts if needed. Torque: 100 Nm.
6 - Maintenance
159
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