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Page Title:
Test Method No. 17 Service Brake |
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| MIL-T-52843C
APPENDIX
TEST METHOD NO. 17
SERVICE BRAKE
1.
TEST COURSE:
The test course shall be a dry, level, improved surface allowing
no penetration, with a grade not exceeding 1 percent.
2.
TEST APPARATUS:
a. Linear measurement equipment.
b. Detonator, brake apparatus, with powder loads, or equivalent
apparatus.
c. Speed indicator.
3.
TEST PROCEDURE:
a. Connect the detonator to be operated by a switch directly
connected to the brake pedal so that it is actuated during the
first 1/4 inch of pedal travel. The service brake, without
transmission-disconnect, shall be used for this test.
b. Place the rated load on the forks with the fork carriage tilted
backward the maximum possible and in carry position.
c. Drive the forklift with rated load over the test course. When
the forklift reaches the minimum specified speed with load,
apply the brakes. Measure the distance between the point of
brake pedal application and the point of stoppage. Perform the
test four times in forward (two times in each direction) on the
course. Observe whether the front wheels lock or any wheel loses
contact with the test course. Measure the amount of fishtail.
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