New Tech Flashcards
Traction motors on the R142A subway car receive their power from:
Traction Inverters
For a unit of R142 cars to be operational, there must be at least:
2 ‘B’ cars between 2 ‘A’ cars
Main Reservoir air for all cars comes from the air compressor underneath the:
“B” car
“A” cars can be designated as a lead car because they:
Contain an operating cab
An R142A operating unit can consist of:
4, 5, or 6 cars
ABBA, ABBBA, ABBBBA
Propulsion power is cut and friction brakes are applied during:
Emergency Braking
At each station stop, an R142’s sign and routing information is updated automatically by preset data in the:
Communication Control Unit
Depressing the isolate push button on the T/ O’s console will isolate train line:
- Door control signals between units
- Brake control
- HVAC
Headlights are turned on by:
Setting the console key to the run position
A passenger operating the passenger emergency handle unit (PEHU) will:
Send a signal to the trouble screen on the TOD
The 37.5 VDC power source for the “A” cars originates in the:
Auxiliary Power Unit under the ‘B’ car
Pulling the Emergency Brake Handle (EBH) in any cab will:
Cause rapid venting of the brake pipe
The Master Controller Handle is inoperative until the Train Operator:
Turns the console key switch to RUN
True or False: The T/O can open & close doors on both sides of the consist using controls on the T/O’s console
False
A stuck parking brake can be released by:
Pulling the PBCO extension handle in the affected car
To answer the Passenger Emergency Intercom (PEI) after it has been activated by a customer, requires a T/O to:
Press any flashing PEI push button
To access all features of the TOD, a crew member can:
Use the console key or a master door controller key
Controls on the TOD that are unavailable are indicated by:
Greying out the affected screens area
Shutdown of non-essential equipment during LVPS equipment failure is called:
Load Shedding
The B+TL circuit breaker on a “B” car sends 37.5VDC power to:
The B+ main circuit breaker in the “A” car
Train Order Signal ‘Cat Eyes’, a fixed signal with two (2) horizontal red lights illuminated indicates:
STOP! Call the RCC for further orders
An automatic signal displaying a red aspect with a red circle ‘K’ plate on the signal indicates:
STOP! Call the RCC, upon receiving permission operate the automatic stop arm manual release lever or button (or step on the stop arm in the IRT), then proceed with RSEC
A fixed miscellaneous sign at stations displaying a “10” with yellow diagonal stripes, indicates:
A T/O must not move their train until the signal at the leaving end is a proceed signal (yellow or green)
