APU CONTROL BOX: REMOVAL, DISASSEMBLY, ASSEMBLY, CIRCUIT TEST AND INSTALLATION (CONTINUED)
A Connect an ohmmeter between pins indicated in column 1.
D If meter doesn’t indicate readings in column 3 or 4, check
each circuit wire,
switch and circuit breaker using
B Set switches in positions indicated in column 2.
schematic and illustration on p 13-35 as guide. Replace any
defective components.
C Ohmmeter should indicate resistance shown in
column 3.
TA309985
13-39
TM 9-2350-267-20
