new comeng

Question 1

when will the LP flag come up

Answer 1

when the lock out magnet valve becomes de-energised
when the BIVICS is closed
MR is below 500kpa

Question 2

what must you monitor when your driving on the auto and the LP flag is raised

Answer 2

MR as the LP flag will not be able to alert you if it falls too low

Question 3

P M T B P E

Answer 3

PANTO EP
MA EP
TRIP GEAR
BP
PANTO MA
EP MR (this will isolate the LP flag)

Question 4

couple button?

Answer 4

de energises the self centring device on the coupler may be used when coupling on a curve

Question 5

emergency marker light timer

Answer 5

is 2 hours, status light will flash after 1hr45 to indicate it needs to be reset

Question 6

stabling light indicator

Answer 6

flashes for 15 minutes - same time marker lights will last if in the auto position. if left on red or white it’s the 1hr45 -2hrs

Question 7

what does the BIBICS control the flow of

Answer 7

MR air to the automatic air brake valve and into the BP through the brake controller
electrical current to the EP and rheo brake switches in the brake controller
electrical. here t to the low pressure flag and lock out magnet valve
electrical current to the door monitoring circuits for the BDCL

Question 8

control circuit breaker

Answer 8

master controller
control circuit reverser
control governor
rheo brake
panto raise and lower
traction overload reset

tripped in the lead no traction, tripped in the rear FDCL

Question 9

auxiliary control circuit breaker

Answer 9

bell
aux start
doors release and close
saloon lights on and off
couple and uncouple
air con #1 control
rheo brake local
schafenberg self centring

Question 10

the train will fail if the auxiliary control CB trips when the doors are in the open position

Answer 10

because the door command buttons don’t work if you can’t reset it

Question 11

compressor governor CB

Answer 11

not trainlined when tripped it will no longer monitor MR pressure, air compressor will continue to run

the train liner park brakes are connected to this and will not operate if you can’t set this CB

Question 12

knorr park brake release wrench is a side under the window

Answer 12

westcode it’s in the tool kit

Question 13

saloon area switches above door number 3 (not CBs)

Answer 13

lights 1-3
lights 4-6
doors A
doors B
air con 1
air con 2
PA isolate
GPO on / off

Question 14

what’s on the PLC/ (FDCL)

Answer 14

saloon door chimes
saloon door secondary release feature
door open and close buttons in drivers cab
door delay closing relay
foot pilot valve
FDCL relay
control governor bypass and light button
secondary pilot valve
door loop bypass controls

Question 15

what are the brake controller three primary functions

Answer 15

charge apply and release the auto air

apply and release or partially release the EP brake

control rheo brake ops

Question 16

brake application EP

Answer 16

brake demand is communicated to the seven step relay on each cars brake unit for EP braking, the brake pipe reduction communicates demand to the tri pole valve for auto braking