(1) Brand new lamp is going to be built to conform to brand new efficiency criteria out of SAE Required Behavior J592 JUN92 (incorporated by site, find § 571.5), or SAE Needed Routine J592e (1972) (provided of the reference, see § 571.5), for consolidation, approval, and you can side ps, being noted that have a “PC” or “P2” into contact lens otherwise housing, relative to SAE Needed Habit J759 JAN95 (integrated because of the site, get a hold of § 571.5).
(3) New letters “ABS” will likely be forever formed, stamped, otherwise marked otherwise labeled for the characters no less than 10 mm (0.4 inches) high on this new lamp contact lens or the construction to determine new function of brand new light. As an alternative, the characters “ABS” tends to be decorated into truck human body otherwise dolly otherwise a beneficial plaque towards the characters “ABS” is connected towards the truck body otherwise converter dolly; the brand new characters “ABS” shall be not less than 25 mm (step 1 inches) higher. nine ins) in the edge of this new light contact.
(1) For every truck that is not a truck converter dolly should be equipped with a light mounted on a permanent framework toward remaining section of the trailer since the seen in the rear, no better than simply 150 mm (5.nine ins), and no further than simply 600 mm (23.6 ins) regarding yellow bottom front p, when mentioned involving the closest edge of the brand new active estimated luminous contact area of for every light.
(2) Per truck converter dolly will likely be armed with a light climbed towards the a long-term framework of your own dolly therefore, the light is not below 375 mm (14.8 in) over the roadway epidermis when counted regarding heart of light into the dolly on curb weight. When a person, reputation step 3 meters (nine.8 foot) from the lamp, views the latest light of a perspective perpendicular with the car’s centerline, zero part of the lamp will be obscured by the any construction towards the dolly.
(3) For each and every truck that is not a trailer converter dolly and on which the breakdown indication lamp can’t be set inside place given in two.step 3.3(c)(1) will likely be armed with a light attached to a permanent framework towards the remaining section of the trailer since seen about rear, close to the red buttocks side p otherwise into front face of your leftover bottom fender out-of a trailer armed with fenders.
(d) The newest light are going to be lit just in case stamina comes into antilock brake system and there is a breakdown that influences the brand new age group otherwise transmission of impulse otherwise handle signals in the trailer’s antilock brake system. The lamp shall are still lit for as long as such as for example a breakdown can be obtained and you may power is supplied with the antilock brakes. For each and every message about the existence of such a fail would be kept in this new antilock brake system whenever power no longer is supplied to the computer. The latest light would be instantly reactivated whenever electricity was once again given towards trailer’s antilock brake system. The fresh lamp will be also triggered because a check from lamp form if in case power is actually very first provided to the antilock brake system as well as the vehicle was fixed. Brand new light is deactivated at the conclusion of the fresh new examine out of light setting, until discover a malfunction otherwise a contact throughout the a breakdown you to definitely lived when fuel try history provided to the new antilock brake program.
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The service brakes for each truck tractor shall, under the standards out of S6, meet the requirements away from S5
step three Services brakes – highway examination. step 3.step one, 3.step 3, step 3.4, and you may step three.6, when checked out instead modifications other than those specified contained in this important. This service membership brake system on every coach and you will vehicle (apart from a truck tractor will) are created just before each shuttle and truck (aside from a trailer tractor) made in two or more amount shall, according to the requirements out of S6, qualify off step 3.step one, step three.step 3, and you can 3.4 whenever tested instead of adjustments except that those people specified within standard. The service brake system on every coach and you may truck (other than a trailer tractor) are formulated for the or shortly after each shuttle and you can vehicle (besides a truck tractor) produced in 2 or more levels to your otherwise once shall, under the criteria out of S6, qualify from 3.1, step three.step three, 3.4, and you can 3.six, whenever tested instead of changes other than the individuals specified in this important. The service brake system for each trailer should, in standards out-of S6, meet the requirements away from step three.step three, step 3.4, and you can step three.5 when examined instead changes other than those people given within practical. However, a heavy hauler truck and also the vehicle and truck servings of an automible transporter need not satisfied the requirements of 3.