TM 1-1520-238-T-5
7–92
Change 2
7–22.
UTILITY HYDRAULIC SYSTEM – WIRING INTERCONNECT DIAGRAM
7–22
4
P/O PILOT CENTER CIRCUIT BREAK
ER PANEL(NOTE 1)
W605
A
TWHL LOCK
CB59
5A
J1
P463
28 VDC
ESS BUS 2
W119
RTR BK
CB37
5A
EMERG HYD
CB35
5A
28 VDC
EMERG BUS
1
M68-102-1B
SHEET 1 OF 7
A76
P/O PILOT POWER QUADRANT PANEL
(NOTE 1)
J1
P173
A24
Z
C
GS393
Y
W119
C
C
NC
NC
NO
NO
ENGINE 2
INTLK SWITCH
(NOTE 10)
ENGINE 1
INTLK SWITCH
(NOTE 10)
RTR BK
SWITCH
(NOTE 11)
S86
S40
S87
QUADRANT INTERLOCK
SOLENOID
(NOTE 6)
L24
P441 - A16
(NOTE 2)
P173 SP1 (HS)
(NOTE 12)
RTR BK
OIL LOW UTIL HYD
UTIL HYD PSI
OIL BYP UTIL HYD
P/O PILOT
CAUTION / WARNING PANEL
(NOTES 1, 5)
RTR BK - ON
5
6
28 VDC OUT ROTOR BRAKE - OFF
28 VDC OUT ROTOR BRAKE - ON
28 VDC IN
J1
P18
2
A106
67
122
70
72
W118
A(3)
B(3)
C(3)
D(2)
E(3)
F(3)
G(3)
H(3)
J(3)
K(3)
L(2)
M(4)
N(4)
W605
2
2
2
1
1
1
28 VDC IN
12
2
5
8
11
10
9
7
6
3
1
28 VDC IN
a
b
k
m
n
