MAIN EQUIPMENT CENTER 
SEE A 
P180 PANEL P180 PANEL (INSIDE TOP VIEW) 
SEE B SEE C SHT 2 
A 
ACCESS DOOR, 117AL 
NOSE GEAR WHEEL WELL (REF) 
MAIN EQUIPMENT CENTER 
A 
A SHT 3
P180 PANEL 
(BACK VIEW)
SEE D SHT 2 
P180 PANEL 
B 
DC Power Distribution Panel, P180 - Component Location Figure 102 (Sheet 1) 
A85870
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A 
747-400 FAULT ISOLATION/MAINT MANUAL
M7434 M7435 M7436 M7437 
P180 (INSIDE TOP VIEW)
THIS ROW CONTAINS: R8270 R8451 R8591 
THIS ROW CONTAINS: R4 R331 R996 R7241 R7242 R7243 R7244 R7405 R7406 R7407 R7408 R7416 R7881 R8176 R8426 
TD333 
DC Power Distribution Panel, P180 - Component Location (Details from Sht 1) 
Figure 102 (Sheet 2)
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A 
747-400 
FAULT ISOLATION/MAINT MANUAL
DC POWER DISTRIBUTION PANEL, P180-1
COMPONENT  SHT 102 FIG.  QTY  ACCESS/AREA  REFERENCE  
MODULE - 117AL, DC POWER DISTN, P180-1  
M4354  2  1  *  
RELAYS - 117AL, DC POWER DISTN, P180-1  
R1195  2  1  * 
R7223  2  1  * 
R7224  2  1  *  
R7225  2  1  * 
R7301  2  1  *  
R7302  2  1  *  
R7687  2  1  *  
R8154  2  1  *  
TERMINAL BLOCKS - 117AL, DC POWER DISTN, P180-1  
TD469 2  1  *  
TD470 2  1  *  
TD471  2  1  *
 * SEE THE WDM EQUIPMENT LIST
DC Power Distribution Panel, P180-1 - Component Index 
Figure 101
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A07020
A 
747-400 FAULT ISOLATION/MAINT MANUAL 
MAIN EQUIPMENT CENTER SEE A 
DC POWER DISTRIBUTION PANEL, P180-1 
SEE B 
ACCESS DOOR, 117AL 
NOSE GEAR WHEEL WELL (REF) 
MAIN EQUIPMENT CENTER A 
BACK VIEW SEE C SHT 2 
DC POWER DISTRIBUTION PANEL, P180-1 B 
DC Power Distribution Panel, P180-1 - Component Location Figure 102 (Sheet 1) 
A06630
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A
747-400 
FAULT ISOLATION/MAINT MANUAL
TD469
R1195 
R7223 
R7687 
M4354 
R7224 
TD471 
CONTAINS: R7225 R7301 R7302 R8154 
P180-1 PANEL
DC Power Distribution Panel, P180-1 - Component Location (Detail from Sht 1) 
Figure 102 (Sheet 2)
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A05818
A 
747-400 FAULT ISOLATION/MAINT MANUAL 
P212 PANEL
COMPONENT  SHT 102 FIG. QTY  ACCESS/AREA  REFERENCE AMM  
 
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