Worldâs first parking meter installed. Share this: The worldâs first parking meter, known as Park-O-Meter No. 1, is installed on the southeast corner of what was then First Street and Robinson Avenue in Oklahoma City, Oklahoma on this day in 1935. The parking meter was the brainchild of a man named Carl C. Magee, who moved to Oklahoma City from New Mexico in 1927.
Check rate of air pressure buildup: When the engine is at operating RPM, the pressure should build from 85 to 100 psi within 45 seconds in dual air systems. (If the vehicle has larger than minimum air tanks, the buildup time can be longer and still be safe.
AIR GAP ADJUSTMENT. WEG brake motors are supplied from the factory. with the initial air gap, that is, space between. armature and frame with the brake operated and. pre-adjusted at the factory on its minimum value as. given by the table below: With the natural brake pad wear the air gap. increases gradually affecting the proper brake. operation up to the point it reaches the maximum. value.