77Section 5 Decision-Makerr 550 ControllerTP-6356 4/12
b. Reconnect the controller wiring that was
previously removed. See the corresponding
wiring diagram found in the wiring diagrams
manual. Listed below are some common leads
and plugs that may require reconnection.
These connections are typical and may not
apply to all situations.
D AC fuse terminal block TB5 leads V7, V8,
and V9
D All external connections to terminal strips
TB1, TB2, TB3, and TB4
D CT/meter scale terminal block lead V0
D P24 connector to the CT burden resistor
board
D Plug P1 on the burden resistor board and the
Marathon excitation interface board
D Plug P23 to the controller connection strip in
the junction box
D Plug P22 to the engine wiring harness
D Prime power kit
D Any other external leads to the controller
c. Swing the rear controller panel up and replace
and tighten the screws, as necessary.
d. Replace the junction box panel(s) and screws.
9. Restore power to the generator set.
a. Check that the generator set master switch is in
the OFF position.
b. Reconnect the generator set engine starting
battery, negative (--) lead last.
c. Reconnect power to the battery charger, if
equipped.
10. Install the program/data files.
a. Connect the PC serial port to the controller
RS-232 port using a null modem RS-232 cable
with a 9-pin male plug on the controller end.
See TT-1285 for details.
b. Install the Program Loader program into the PC
using the procedure outlined in TT-1285.
c. Insert the personality profile backup disk and
load the data. See TT-1285 for details.
11. Establish the controller identity in Menu 20.
The controller displays the following error
message: GENSET S/N WARNING.
This procedure includes instructions on how to
unlock and lock the factory setup after entering
Menu 20. Use the down arrow key to go to the
setup lock menu for determining the setup status.
Note: After completing the factory setup, always
return the controller to the setup lock
position to prevent inadvertent program
changes.
a. Press the RESET MENU key on the controller
keypad.
b. Use the controller keypad to go to Menu 14,
Programming Mode, and select programming
mode—local. Use the information from the
controller operation manual as necessary.
Note: The factory default access code is the
number 0.
c. Press the RESET MENU key on the controller
keypad.
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