M
AINTENANCE
& I
NSPECTION
C
HAPTER
9
9-34
THP 94/42 R 4 XXT
THP 125/42 R 4 XXT
THP 140 H/42 R 4 XXT
GB-07.2005
9.9.5
Changing the agitator seals
1.
Remove the agitator blades.
2.
Pull the right hand motor (
4
) out approx. 10 mm and
put the agitator shaft (
3
) to one side.
3.
Remove the retaining ring (
5
), pull the left and right hand
motors (
4
) out and put them to one side. Take care not
to kink the hydraulic hoses.
4.
Remove the screws (
6
) and take out the spacer plates
with the seals (
7
).
5.
Exchange the seals (
7
) and refit them. The gap between
the seals must be completely filled with grease.
6.
Reassemble the motors (
4
) and shafts (
3
) together with
the agitator blades in the reverse sequence to removal
(see Fig. 9.24).
9.9.6
Changing the agitator wear sleeves
1.
Remove the motors (Item 4, Fig. 9.34) and put them in
a safe place.
2.
Knock the securing pin (
8
) fully inwards, remove the
washer (
9
) and unscrew the nut (
10
).
3.
Lever out the shaft (
11
) using pry bars.
4.
Split the wear sleeves (
12
) off the shaft (
11
) and remove
them.
5.
Clean the shaft and evenly spread it with Loctite. Warm
the new wear sleeves up to 200
°
C and quickly slide
them into place.
6.
Refit the agitators in the reverse sequence to removal.
A new hole must be drilled for the securing pin (
8
).
3
6
7
5
4
7
Fig. 9.34 Changing the agitator seals
8
9
10
11
12
Fig. 9.35 Changing the agitator wear sleeves
