AR31.30-W-0040A | Measuring vehicle frame using frame measuring gages | 17.2.06 |
MODEL 374, 375, 930, 932, 933, 934, 940, 942, 943, 944, 950, 952, 953, 954, 957, 958, 970, 972, 974, 975, 976
W31.30-0043-11
Illustrated on model 950.5
1 Frame measuring gauge
2 Measuring tip
3 Suspended straight edge
| Notes on frame damage and possible causes | ||
1 | Prepare vehicle for measurement | ||
2 | Print the form for frame alignment check | Enter the values measured during the following stages in the form. | |
| Frame alignment check protocol | ||
3 | Connect the frame measuring gauges (1) to the vehicle frame | ||
4 | Measure lateral distortion of vehicle frame | with frame measurement gauges. | |
If the distortion lies outside the tolerance: | |||
Repair lateral distortion of vehicle frame. | |||
5 | Measure deflection and torsion of vehicle frame | with frame measurement gauges. | |
If the twist lies outside of the tolerance: | |||
Straighten vertical distortion of vehicle frame. | |||
6 | Measure diagonal displacement of vehicle frame | ||
If the diagonal shift is outside the tolerance, replace vehicle frame. |
Test values for vehicle frame
Number | Designation | Model | Model | |
BE31.30-N-1001-01A | Lateral displacement and diagonal displacement of frame | mm | 5 | 5 |
BE31.30-N-1002-01A | Deflection of frame | mm | 10 | 10 |
BE31.30-N-1003-01A | Distance from the upper belt to the measurement device in length of 5 m | mm/m | 2 | 2 |
BE31.30-N-1004-01A | Torsion of frame | mm | 10 | 10 |
Workshop equipment
WE58.40-Z-1001-01C | Celette straightening bracket set, CC 7942 |
WE58.40-Z-1002-01C | Celette commercial vehicle frame straightening bench, type Rios |
WE58.40-Z-1003-01C | Blackhawk commercial vehicle frame straightener |