CAIRE eQuinox PAOS 4000 Provider Technical Manual page 34

2. To remove the Power Manager Board, the first step is to cut the tie-wraps that are attaching the two Service Port Wire Harnesses and 9-Volt
Wire Harness to the Power Manager Board. Using a pair of small cutters, snip the end of the two tie-wraps.
3. Next, disconnect all Wire Harness Assemblies that are attached to the Power Manager Board. These Harness Assemblies are circled below.
The Power Manager Board to ATF Wire Harness will also need to be removed if replacing the Power Manager Board.
Main
Power Wire
Harness
9-Volt Battery
Wire Harness
Power
Manager
Board/Control
Board/Battery
Bridge Board
Wire Harness
Personal Ambulatory Oxygen System Provider Technical Manual
Figure 58
Figure 60
Figure 59
Power Manager
Board to Battery
Bridge Board
Wire Harness #1
Power Manager
Board to Battery
Bridge Board
Wire Harness #2
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