Maintenance 18
Checking/maintaining tyres 18.5
Comprima F 155
Original Operating Instructions 150001049_01_en 189
1
Always replace copper rings.
18.5 Checking/maintaining tyres
ü The machine is shut down and safeguarded, refer to page27.
Inspect the tyres visually
Visually inspect tyres for cuts or breaks.
Æ If there are cuts or breaks in the tyres, have the tyres repaired or replaced by a KRONE
service partner.
Maintenance intervals for visual inspection of the tyres, refer to page178.
Checking/adapting the tyre pressure
Check the tyre pressure, refer to page43.
Æ If the tyre pressure is too high, deflate air.
Æ If the tyre pressure is too low, increase the tyre pressure.
Check the maintenance intervals for tyre pressure, refer to page178.
Retighten wheel nuts
DVG000-002
Retighten the wheel nuts crosswise (as shown) with a torque wrench, tightening torque refer
to page189.
Maintanance intervals, refer to page178.
Tightening torque: wheel nuts
Thread Key size Amount of bolts
per hub
Maximum tightening torque
black galvanised
M12x1.5 19 mm 4/5 units 95 Nm 95 Nm
M14x1.5 22 mm 5 units 125 Nm 125 Nm
M18x1.5 24 mm 6 units 290 Nm 320 Nm
M20x1.5 27 mm 8 units 380 Nm 420 Nm
M20x1.5 30 mm 8 units 380 Nm 420 Nm
M22x1.5 32 mm 8/10 units 510 Nm 560 Nm
M22x2 32 mm 10 units 460 Nm 505 Nm