TM 3-4240-302-30&P-5
Section II TROUBLESHOOTING
2-4. SCOPE. This section provides information for
perform only the functional checkout (yes path). If the
locating and correcting problems in the collective
power distribution unit is defective (no path), the
protection equipment. Use the following flow charts to
procedure direct you step-by-step to locate a defective
isolate component problems and to locate repair
component or a wiring problem. After module repair,
instructions.
you repeat the functional checkout at the point in the
troubleshooting procedure where you originally dropped
This
out. The following describes the troubleshooting chart
2-5. FLOW
CHART
PROCEDURES.
troubleshooting procedure is set up so that you actually
symbols.
are performing a module functional checkout.
For
example, if you have a good power distribution unit, you
WARNING
High voltage is used to power this equipment. Before removing or installing power
cable, be sure that POWER switch on control module is set to OFF and power
source is shutdown to avoid personal injury or loss of life.
INDEX
PAGE
TROUBLESHOOTING PROCEDURE
Power Distribution Unit Panel ............................................................................................................................. 2-3
TEST EQUIPMENT
Multimeter 6625-01-092-1197
l
Power Supply 6130-00-408-4962 (or equiv)
l
Differential Pressure Gage 6685-00-087-6331
l
Hypodermic Syringe 6515-00-754-0412
l
Hose Tee 4730-00-082-5402
l
Tubing 4720-00-059-5819
l
Resistor 5905-00-256-0390 (680 ohm, 2W)
l
Adapter 4730-00-782-5582
l
2-2
