Page 15
Lift Electrical Schematic
UP/FOLD
SOLENOID
PUMP
1
2
CIRCUIT
SENTRY
(CIRCUIT BREAKER)
INTERLOCK
HYDRAULIC
(UP)
M
POWER
STUD
CHASSIS
GROUND
CHASSIS
GROUND
TO ALL
CIRCUIT
BREAKER
(CB1)
GROUNDS
TO ALL
COMMON (C1)
GROUNDS
DOWN
SOLENOID
(N.C. Valve)
NOTES:
1) JUNCTIONS ONLY OCCUR AT
MARKED INTERSECTIONS.
UP
MICROSWITCH
UNFOLD
MICROSWITCH
COUNTER
FOLD RELIEF
SOLENOID
( N.O. Valve)
FOLD
RELAY
NO
NC
C
NO
NC
C
POS.+
E
NEG. -
4
3
THRESHOLD/ALARM
MICROSWITCH
PARTIAL FOLD
MICROSWITCH
NO
NC
C
NO
NC
C
00000
6
7
7
5
4
3
6
5
4
3
2
2
1
1
2
1
4
3
5
6
7
8
9
2
1
4
3
5
6
7
8
9
THRESHOLD
STRIP SWITCHES
LIFT POWER SWITCH
UP
DOWN
UNFOLD
FOLD
L
G
LIFT
SWITCH BOX
FUSE
FUSE
+
-
REDUNDANT
POWER
RELAY
85
86
87
87A
30
IB RAISED
SWITCH
STOW INTERLOCK
MICROSWITCH
NO
NC
C
BRIDGING
MICROSWITCH
NO
NC
C
IB OCCUPIED
MICROSWITCH
NO
NC
C
85
86
85
87
87
87A
30
LIGHT
RELAY
85
86
87
87A
30
VEHICLE SECURE SIGNAL
LIFT STOWED SIGNAL
LIFT NOT STOWED SIGNAL
(GROUND)
YL/LT. BU(18)
YL/LT. BU(18)
GY/RD(18)
BK(16)
WH(18)
WH(18)
WH(18)
WH(18)
GN(18)
BU(18)
BU(18)
DK. BU(18)
DK. BU(18)
TN/OR(18)
RD(18)
BK(18)
RD/WH(18)
RD/WH(18)
RD/WH(18)
GOLD(22)
GOLD(22)
SILVER(22)
SILVER(22)
RD/WH(18)
GN(20)
GN(20)
GN(18)
BN(20)
OR(18)
GN(18)
RD(18)
WH(18)
BK(18)
GN(18)
WH(18)
GN(18)
GN(18)
DK. BU(20)
BK(16)
RD(18)
RD(18)
BK(18)
RD(18)
BK(20)
GN(20)
WH(20)
RD(18)
WH(18)
BK(18)
BK(18)
WH(18)
WH(18)
DK. BU(18)
WH(18)
LT. BU/GN(18)
GN(18)
GN(20)
WH(18)
WH(18)
BK(18)
RD(18)
OR(12)
OR(12)
OR(12)
OR(12)
OR(12)
RD(18)
RD(18)
BK(18)
GN(18)
GN(18)
GN(18)
RD(18)
BK(20)
BK(18)
BK(18)
BK(20)
GN(14)
GN(20)
GN(20)
BK(22)
RD(22)
BK(20)
BK(20)
BU(20)
BU(20)
BN(20)
WH(18)
BN(20)
GN(20)
BK(18)
BK(18)
BU(20)
RD(10)
CIRCUIT
BREAKER
GN(14)
YL(14)
BK(4)
RD(10)
RD(10)
BK(20)
RD(2)
RD(4)
RD(4)
RD(4)
GN(20)
GN(20)
GN(20)
GN(10)
GN(20)
BK(20)
VT(20)
VT(20)
WH(20)
WH(20)
BN(20)
VT(20)
VT(20)
BK(20)
VT(20)
RD(18)
RD(18)
RD(20)
RD(20)
GN(20)
GN(20)
BU(20)
BU(20)
BK(20)
GN(18)
GN(18)
GN(20)
GN(20)
WH(18)
WH(20)
WH(20)
WH(20)
WH(20)
BK(20)
BK(20)
TN/OR(18)
TN/OR(18)
OR(20)
OR(20)
RD(18)
RD(18)
RD(18)
RD(18)
(GROUND)
(+12V INPUT)
FLASHER
THRESHOLD
WARNING
LIGHT
THRESHOLD
WARNING
BEEPER
1
3
2
1
3
2
1
5
2
3
1
5
2
3
4
4
6
6
1
3
1
3
2
2
4
4
LIFT READY
LED
1
2
1
2
1
2
1
2
1
2
2
1
3
5
6
1
5
3
2
6
4 4
C1
C1
C1
CB1
CB1
CB1
CB1
CB1
CB1
2
1
2
1
CB1
GN(20)
RD(18)
GN(20)
RD(18)
PLATFORM LED LIGHTS
(OPTION)
2
1
2
1
2
1
2
1
RD(18)
BK(18)
RD(18)
BK(18)
M
BATTERY
CHASSIS GROUND
CIRCUIT BREAKER/FUSE
JUNCTION
MOTOR
SWITCH
CONNECTER
FLASHER
SOLENOID
MICROSWITCH
CAPACITOR
DIODE
SYMBOL
DESCRIPTION
COUNTER
RELAY
LIGHT
BEEPER
NO
NC
C
+
E
-
00000
+
-
86
85
87
87A
30
NO
NC
C
OUTER BARRIER
OCCUPIED / RAISED
MICROSWITCH
(REAR)
BU(20)
BK(20)
1
2
1
2
1
2
BU(20)
BU(20)
BU(20)
BU(20)
BK(20)
BK(20)
1
2
NO
NC
C
OUTER BARRIER
OCCUPIED / RAISED
MICROSWITCH
(FRONT)
BU(20)
BK(20)
1
2
Note: Interchangeable
connections.
2
1
2
1
WH(18)
BK(18)
WH(18)
BK(18)
-
+
+
-
