|
| ![]() MIL-T-46780D(AT)
Table VII. 20,000 mile test for truck tractors
in combination with applicable semitrailers
Course
Mileage & speeds
Vehicle loading
Highway payload
Hard surface
12,000 miles at varying speed up
(see Table XIV)
to maximum
Limited Cross-Country
4,850 miles at speeds applicable
Secondary
payload (see
to conditions of terrain
Table XIV)
Limited cross-country
3,000 miles at speeds applicable
Level and hilly
payload (see
to conditions of terrain
cross-country
Table XIV)
Limited cross-country
150 miles at speeds applicable
Belgian block
payload (see
to conditions of terrain
Table XIV)
Table VIII. 11 400 mile test for van models
Course
Mileage & speeds
Vehicle loading
Hard surface
7,500 miles at varying speed up
Highway payload
to maximum
(see Table XIV)
Secondary
1,525 miles at speeds applicable
Highway payload
to conditions of terrain
(see Table XIV)
Level and hilly
2,275 miles at speeds applicable
Limited cross-country
cross-country
to conditions of terrain
and Cross-county
(see Table XIV)
Belgian block
100 miles at speeds applicable
Cross-country
to conditions of terrain
(see Table XIV)
NOTE: Fifty percent of the test specified in Tables VI and VII shall be performed with
applicable towed loads.
4.1.5.4.1 Reliability verification. To determine conformance to 3.1.1, reliability
requirements will be verified at a 50% confidence level while the vehicle is subjected to first
production vehicle test. The Mean Miles Between Failure (MMBF) shall not be less than
specified.
4.1.5.4.2 Durability verification. To determine conformance to 3.1.2, the durability
requirements will be verified at a 50% confidence level while the vehicle is subjected to first
production vehicles test.
4.1.5.4.3 Maintainability verification. To determine conformance to 3.1.3, the
maintainability requirements will be verified during first production vehicle test.
25
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |