ground, shall be located within 6 inches of the release mechanism on the inside surface of the bus. EXAMPLE (1) Lift to Unlatch, Push to Open (2) Lift Handle, Push Out to Open S6. Test conditions. S6.1 The vehicle is on a flat, horizontal surface. S6.2 The inside of the vehicle and the outside environment are kept at any temperature from 70° to 85° Fahr enheit for 4 hours immediately preceding the tests, and during the tests. S6.3 For the window retention test, windows are installed, closed, and latched (where latches are provided) in the condition intended for normal bus operation. S6.4 For the emergency exit release and extension tests, windows are installed as in S6.3, seats, armrests, and interior objects near the windows are installed as for normal use, and seats are in the upright position. |