Routine Maintenance
Transmission
170 170
9811-3400-4
ZF Axles
Introduction
The 426 has MT-L 3075 II - front axles and MT-L 3065 II -
rear axles.
The 434S and the 436 have MT-L 3085 II - front axles and
MT-L 3075 II - rear axles.
The 456 has MT-L 3095 II front axles and rear axles.
Note: The 434S must have sintered brake pads. Also
machines used in waste applications should have sintered
pads because of the duty cycle.
3065 and 3075 Axles
Checking the Oil Level
!MCAUTION
The oil level must be checked with the machine level,
otherwise a false indication of the amount of oil will be
given.
16-3-5-3_2
!MCAUTION
It is not recommended that the machine be driven with
the axle partially filled with oil.
2-3-4-7
1 Stop the machine on hard, level ground.
2 Make the machine safe with the loader arm lowered.
Refer to Prepare the Machine for Maintenance.
3 Wait for a few minutes for the oil to settle.
4 Clean the area around the dipstick and screw plugs 1.
5 Remove, then clean the dipstick and screw plugs 1.
6 Insert the dipstick 1 until you touch the thread.
7 Remove the dipstick 1 and check the oil level, it must
be between the MIN and MAX marks.
8 If necessary, add the recommended oil to the system
through the screw plug hole. Make sure the oil level is
correct.
9 Clean, then install the dipstick and screw plug 1
Replace the O-ring, if necessary.
10 Tighten the screw plug to 50 Nm.
Changing the Oil
1 Stop the machine on hard, level ground.
2 Make the machine safe with the loader arm lowered.
Refer to Prepare the Machine for Maintenance.
!MCAUTION
Oil will gush from the hole when the drain plug is
removed. Keep to one side when you remove the plug.
2-3-4-2
3 Wait for a few minutes for the oil to settle.
4 Clean the area around the dipstick and screw plugs 1,
drain plugs 2 and 3 and the breather 4.
5 Remove the oil dipstick and screw plugs 1.
6 Put suitable containers below the drain plugs (to
catch the oil).
7 Remove the drain plugs 2 and 3 and their O-rings,
then let the oil drain fully into the containers.
8 Clean, then install the drain plugs and new O-rings.
9 Tighten the drain plugs to 50 Nm.
10 Fill the axle with the recommended oil through the
dipstick and screw plug holes 1. Make sure the oil
level is correct.
11 Clean, then install the dipsticks, screw plugs and new
O-rings.
12 Tighten the screw plugs to 50 Nm.
13 Clean and check the breather 4.
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