TM 1-1520-238-T-5
7–96
Change 2
7–22.
UTILITY HYDRAULIC SYSTEM – WIRING INTERCONNECT DIAGRAM (cont)
7–22
J1
P238
1
M68-102-5B
SHEET 5 OF 7
1
P
W102
C-
D+
P2 OUT
EMERG HYD IN (28 VDC)
OVERRIDE
SOLENOID
C-
D+
P1 OUT
HYDRAULIC
PRESSURE
TRANSDUCER
EMERGENCY
HYDRAULIC
PRESSURE
TRANSDUCER
(NOTE 4)
ROTOR BRAKE ON
SOLENOID VALVE
ROTOR BRAKE OFF
SOLENOID VALVE
NO
NC
HYDRAULIC LOW
PRESSURE SWITCH
(NOTE 7)
NO
NC
RESERVOIR LOW LEVEL
INDICATING SWITCH
(NOTE 9)
NO
NC
NO
NC
DIRTY FILTER
INDICATOR
(RETURN)
(NOTE 8)
HP2
P
J6
J4
J8
J9
J5
J7
J2
J10
A
D
UTILITY MANIFOLD
(NOTE 4)
VALVE
DIRTY FILTER
INDICATOR
(PRESSURE)
(NOTE 8)
A+
B-
D
C
B
A
C
A
D
A
B
A
D
C
C
B
C
B
D
A
11
12
21
22
13
4
10
9
23
24
5
1
15
14
16
6
20
8
19
18
7
17
JJ(4)
KK(4)
LL(4)
MM(4)
NN(4)
PP(4)
RR(4)
SS(4)
TT(4)
UU(4)
VV(4)
WW(4)
XX(4)
YY(4)
ZZ(4)
AB(4)
BB(3)
AC(4)
AD(4)
AE(4)
AG(4)
A+
B-
C
C
C
AF(4)
C
