3-58 Installation
2-Mb/s Remote Peripheral Equipment Appendix 1 to 553-2741-200
13
Connect the power and control wiring from the QCAD321 junction
box as follows (see Figure 2-8):
• Connect the long black and red wires (designated wires 1 and
2) equipped with ring lugs to terminals 1 and 2 of TB3 at rear of
rectifier.
• Remove straps bOUT and +SENSE and -OUT and -
SENSE terminals of TB4 at rear of rectifier.
• Connect the black and red wires equipped with spade tip
connectors to +SENSE (black wire to terminal 2) and -SENSE
(red wire to terminal 3) terminals on TB4 at rear of rectifier.
• Connect the two black and red wires not equipped with
connectors (bare-ended) to the R (1) and BK (2) terminals of
TB1 at the rear of the QUX19 or QUX21 power unit (whichever
is equipped). Ensure that the connections are secure.
• Connect the white wire equipped with two spade tip connectors
(designated DCON) to the DCON connection of TB4 at rear
of rectifier and extend to terminal 3 of TB2 at the rear of the
QUX19 or QUX21 power unit (whichever is equipped).
• Connect the remaining green wire to the GRD 1A lug on the
ground bar at the rear of the cabinet.
14
Remove assigned DISCHARGE fuse from the QBL15 battery
distribution box (Figure 2-13).
—continued—
