B40.10-0001-08
1 | Cover | 4 | Dowel pin | |
2 | Lock | 5 | Positioning recess | |
3 | Nut and washer | 6 | Hub cap |
W40.10-0001-01
W40.10-0002-01
B40.10-0007-01
Hub centered wheels |
1 | Bell hub |
2 | Fastening nut with integrated turning washer |
3 | Wheel rims |
4 | Brake drum |
5 | Wheel fastening bolt |
Taper washer centered wheels |
1 | Bell hub |
2 | Wheel fastening nut |
3 | Wheel rims |
4 | Brake drum |
5 | Wheel fastening bolt |
6 | Conical washer |
7 | Elastic taper washer |
Trilex type wheels |
1 | Fastening cleat nut |
2 | Fastening cleat |
3 | Trilex crown nut |
4 | Trilex rim wheel |
| Remove | ||
Danger | Risk of death caused by vehicle slipping or toppling off during lifting | Only lift vehicle at the lift support points specified by the vehicle manufacturer. | |
1 | Place the vehicle on a level and flat location whenever possible | ||
Topical note | Notes on lug bolts | . | |
2 | Remove the wheel caps | Vehicles equipped with wheel caps: | |
3 | Lift out the lock (2) and remove the nut (3) with the washer | Fit its stem in one of the guide pins (4) of the cap center part. | |
4 | Remove the cap (6) from the support | If the wheel has to be removed, lift off the cap fastening support. | |
5 | Remove the center cover (1) on the cap (6) fitting its stems in the positioning recesses (5). | ||
6 | Slacken the wheel fastening nuts (2) | The vehicle must never be suspended by the center of the rear or front axle, if laden, this procedure may cause serious axle damage. Heavy and fully laden vehicles require special precaution. | |
7 | Lift the vehicle until the wheels clear the ground and support it on suitable safety stands or blocks. | Vehicles with two rear axles: Lift the vehicle by the elevation points located under the axles. | |
Vehicles with single rear axle: Lift the vehicle from under the center of the spring pack in the axle vertical line. | |||
Articulated buses with rear axles 740.6: Lift the vehicle by the two points existing in the structure located in the rear under the engine. Support with appropriated stands or blocks the center of the support body of the pneumatic suspension in the axle's vertical line. In articulated buses, the maximum wheel elevation must not be above 10° from the center of the articulation's shaft. Observe that these vehicles besides remaining supported in the pneumatic suspension support, will also be kept supported at the same time in the elevation points in the rear. | |||
8 | Remove the fastening nuts with integrated turning washers (2) and remove the wheels | In vehicles with hub centered wheels. | |
9 | Remove the fastening nuts (2), the elastic taper washers (7), lift off the wheels (4) and the inside taper washers (6) | In vehicles with taper washer centered wheels. | |
10 | Loosen the nuts (1) of the fastening cleats (2). Detach the cleats striking them lightly with a hammer, remove the nuts and the cleats | In vehicles with Trilex wheels. | |
11 | Remove the Trilex rim wheel | On dually wheels (Trilex) before removing the inner wheel, lift off the spacer. | |
To remove the crown of the Trilex wheel from the hub, remove the nuts (3). | |||
| Check | ||
12 | Check the condition of the tires | At assembly observe that the wheels utilized in each axle, must have exactly the same diameter on both sides. | |
13 | Check the condition of the wheels specially for their centering, the condition of the nuts, taper washers and bolts | ||
| Install | ||
14 | Install the Trilex crown on the hub and tighten the nuts (3) | Re-tighten the wheel nuts after having driven from 50 km to 100 km. | |
Double wheels in general: Observe that the tire inflation valves remain in diametrically opposed positions (180°) to maintain balance. | |||
In vehicles with Trilex wheels. | |||
In the case the Trilex crown had been removed. The tightening is to be crosswise. In dually wheels, install the separator before the outer wheel. | |||
.Nuts with ball washer - centering with washer | |||
.Nuts with integrated washer - centering in the wheel hub | |||
15 | Install the taper washers (6) on the fastening bolts (5) so they remain at the stops | In vehicles with taper washer centered wheels. | |
16 | Install the wheels (3) so they fit the hub (1) perfectly | In vehicles with hub centered wheels. | |
17 | Install the wheels (3) so they seat on the elastic taper washers (7). In dually wheels install the second wheel and tighten the fastening nuts (2) | In vehicles with taper washer centered wheels. | |
18 | Install the wheel with Trilex rim (4), the fastening cleats (2) and tighten the nuts (1) | In vehicles with Trilex wheels. | |
The tightening of the cleats is to be carried out in several crosswise stages. | |||
.Wheel fastening ball socket head nuts | |||
19 | Tighten the fastening nuts with turning washers (2) | In vehicles with hub centered wheels. | |
Tighten in two stages and crosswise. | |||
.Nuts with integrated washer - centering in the wheel hub | |||
.Wheels nuts | |||
20 | Tighten the wheel fastening nuts | In vehicles with taper washer centered wheels. | |
Tighten sequentially in several stages (no crosswise tightening). | |||
.Nuts with ball washer - centering with washer | |||
21 | Install the wheel caps | Vehicles equipped with wheel caps. | |
22 | Install the lock (2) and remove the nut (3) with the washer | Fit its stem in one of the guide pins (4) of the cap center part. | |
23 | Install the support cap (6) | If the wheel has to be removed, lift off the cap fastening support. | |
24 | Place the center cover (1) on the cap (6) fitting its stems in the positioning recesses (5). |