C-24.2, r. 51 - Regulation respecting road vehicles adapted for the transportation of handicapped persons

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13. The heating system supply lines shall comply with the following requirements:
(1)  they shall be solidly attached so as to protect them against wear due to vibrations;
(2)  they shall not be suspended from the chassis nor rub against it or any sharp edge that might damage them;
(3)  inside the passenger compartment, they shall be sufficiently shielded to avoid any burn to the driver and passengers in the case of breakage.
O.C. 1058-93, s. 13.