Lirr Air Brakes Review Condr Verified Already Passed 2024/2025

On M7 trains, Interior lights (SBCO and BCCO) (behind L1 in front of R2) {Ans: Green - air brakes released Amber - air brakes applied}Locate the EP cutout on M3 trains {Ans: Off cab side, middle of the car, underneath the back to back seat, inside and outside}Door close light (trouble shooting) {Ans: -Walk and check that doors are closed -BP is fully charged -check ciruit breaker in every engineer's compartment}Fully charged train, the brake pipe pressures for a diesel train and freight train (also M3 and M7) {Ans: Diesel = 110psi Freight = 90psi M3 = 130-150psi M7 = 120-150psi}M7 train, train line indicators (5 inside the engineer's operating cab) {Ans: -all brakes applied = (illuminated) indicates taht all air brakes are applied -all brakes released = (illuminated) indicates that all air and hand/parking brakes are released -door close light = (illuminated) indicates that all doors are closed -parking brake = (illuminated) RED, when 1 or more parking brakes are applied -Brake pipe guage = train line indicator after a proper brake test}How to release stuck brakes on Freight Trains {Ans: 1. Close the BPBPCOC 2. Pull the duplex release valve}Brake pipe pressure