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REDUNDANCY TEST
1. If there is a grey jumper installed on a Redundant Input:
a. Remove the grey jumper on the terminal you are testing on the SRU
board and then test the input. If a grey jumper is connecting two
terminals then there should only be one wire going to it. When the state
changes on this wired input and the grey jumper is removed then a RND:
fault should occur.
2. If there are two wires going to a redundant input:
a. Remove one wire and test the input. A RND: fault should occur.
MANUAL BRAKE RELEASE TEST
See Addendum III – Traction Brake Pick Operation
BATTERY LOWERING TEST
To test the BLD perform the following steps:
1. Make sure the BLD is properly connected, all bypass jumpers removed and
the batteries have been fully charged (min 24hours).
2. Install a jumper between ML1 & ML2 (see prints for location). This will
activate the BLD input.
3. Verify that the Battery Lowering input is active.
4. Turn off main disconnect.
5. Verify that the output voltages match job specifications.
6. The car should lower to the bottom floor and open the doors. The doors
will open and then close. The DOB inside the car will function but the hall
call button should not.
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