Tennant T390, Техническое и сервисное руководство

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PLDC04453
REVISION 00
December 23, 2020
TECHNICAL OFFICE
Stavale
1 Move the machine to the tank draining area, and empty the solution tank and the dirty water tank.
2 Move the machine onto flat and dry flooring.
3
Press the emergency key switch until it is held in the bottom position.
4 Lower the brush head using the pedal control.
5 Push the side of the machine to tilt it on one side.
6 Place a block of wood between 90 mm / 3,54 in and 150 mm / 5,9 in high under the machine's axle.
7 Using a 13 mm - 1/2 in spanner unscrew anticlockwise the bolt A that locks the wheel to the shaft.
8 To assist the operation, tap the end of the spanner lightly yet firmly with a hammer.
9 Make sure not to lose the Grover washer B located behind the flat, wide washer.
10
Remove the old wheel, if necessary use a rubber mallet.
11
Position the tab E in place on the shaft, if necessary, to fit the new wheel.
12
Fit the new wheel and push it in fully, using a rubber mallet.
1
Check that the Seeger ring C is intact and check the position.
2
Check that the two dowel pins D fastening the position of the drive shaft are fitted
and tightened correctly.
1
To assemble the new drive wheels, complete the dismantling operations in reverse.
2
Tighten the bolt A using an air-driven tool or tap the end of the spanner lightly.
C2.5 Replacing the drive wheels
Dismantling
Checks
Reassembly
A
B
C
D
Fig. 118
Fig. 119
Fig. 120
Fig. 121
Fi g. 122
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