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Lift Electrical
Schematic
Lift Wiring Diagram
33434A
WHITE DOT IDENTIFIES ROLL STOP
LATCH ACTIVATED MICROSWITCH
NC
COM
NO
NC
COM
NO
*RD(20) #1B
BU(20) #1B
BK(20) #1B
*RD(20)
*N.C. MICROSWITCH WIRE MAY BE RED OR GRAY
BU(20) #1A
BK(20) #1A
SOLID BUS
Circuit Sentry
(
Circuit Breaker)
Bat.
Aux.
Lift
Power Cable
33688A
Pump Module
Power Feed
26082A-4
Connects to
Vehicle Battery
(+) Positive Post
Lead Wire
13362A
GN(20)
GN(20)
RD(10)
BK(20)
WH(18)
DK. BU(18)
BK(20)
VT(20)
or
Note polarity of diode.
It must be oriented as shown
relative to the GN(20) wire above.
Detail shows two different styles
of diode identification.
GN(18)
GN(18)
GN(14)
GN(18)
RD/WH(18)
Ground
BU(20)
RD(22)
WH(18)
GN(18)
SILVER(22)
SILVER(22)
BK(22)
RD(20)
BK(20)
RD/WH(18)
SIL
VER(22)
GOLD(22)
GOLD(22)
SIL
VER(22)
Beeper
Threshold
Warning
Light
Outer Barrier
Raised Microswitch
Back
Plate
(Front view of
solenoids removed
from pump.)
Hydraulic
Pump
B
A
T
A U X
GN(20)
GN(20)
GN(20)
GN(20)
GN(14)
YL(14)
GN(14)
404433AXL
- NL917FIB3454-2 & NL917FIB3751-2
404433RA
- NL917IB-2 - NL919IB-2 - NL917IB3751-2 - NL917IB3454-2
404433A
- NL917FIB-2 - NL919FIB-2
Threshold
Strip
Switches
Inner Roll Stop
Raised Switch
Inner Roll Stop
Occupied
Microswitch
Counter
Interlock
Connection
Down
Flasher
Outer
Barrier
Down
WH(20)
BN(20)
Outer Barrier
Fold Relief
Fold
Relief
Up
Microswitch
Unfold
Microswitch
Power
Stud
GN(18)
BK(18)
WH(18)
BU(18)
RD(10)
RD(10)
RD(10)
OR(18)
33337A
VEHICLE SECURE 12V INPUT
RD(18)
RD(4)
RD(2)
RD(4)
Partial Fold
Fuse
Microswitch
NO
COM
NC
Threshold / Alarm
Microswitch
BK(18)
WH(18)
RD(20)
RD(18)
GN(18)
BK(16)
BK(16)
RD(18)
31797A
GY/RD(18)
37018A
- NL917IB3751-2 & NL917FIB3751-2
37009A
-
ALL
OTHERS
37014A
33659A
404346A
RD(18)
RD(18)
GN(20)
BK(18)
WH(18)
BK(18)
BK(18)
BK(18)
RD(18)
31033A54
BK(18)
RD(18)
WH(18)
RD(18)
BK(18)
RD(18)
BK(18)
4
GN(18)
GN(18)
BU(18)
WH(18)
WH(18)
GN(18)
N.O.
COM.
N.C.
+ -
-
E
GN(20)
+
RD(20)
*RD(20) #1B
OR(20)
BU(20)
BN(20)
VT(20)
WH(20)
BU(20)
BU(20) #1B
BU(20)
BK(20)
BU(20) #1A
BK(20)
BK(20) #1A
BK(20) #1B
FUSE HOLDER BK(16)
WHITE(18)
NOT USED
NOT USED
NOT USED
NOT USED
6
5
4
3
2
1
COLOR
NO.
9-COND WIRE CODE
GREEN(18)
NOT USED
NOT USED
9
8
7
VEHICLE 12V INPUT
LIFT NOT STOWED GROUND SIGNAL
NOT USED
NOT USED
NOT USED
NOT USED
6
5
4
3
2
1
COLOR
NO.
9-COND WIRE CODE
LIFT STOWED GROUND SIGNAL
NOT USED
NOT USED
9
8
7
1 2 3
4 5 6
7 8 9
2
1
1
2
1
2
2
1
1
2
2 1
1
2
2 1
Ground Detect
Microswitch
Bridging
Microswitch
BU(20)
BK(20) 1
2
NC
COM
NO
1
2
3
4
5
6
7
8
9
32519KS
34294A
LT
. BU / GN(18)
GN(10)
Redundant
Power
Relay
OR
BU
Fold/Unfold
Switch
WH
BK
GN
RD
L
G
Up/Down
Switch
Switch Box
(As Viewed From Terminal
Side of Switch)
NOT USED
BLACK - 6 COND. (DOWN)
RED - 6 COND. (UNFOLD)
GREEN - 6 COND. (FOLD)
ORANGE - 6 COND. (UP)
BLUE - 6 COND. (-)
WHITE - 6 COND. (+)
6
5
4
3
2
1
COLOR
NO.
7-COND WIRE CODE
7
NOT USED
WHITE(18)
RED(18)
GREEN(18)
TAN/ORANGE(18)
GREEN(18)
BLACK(20) and BLACK(20)
6
5
4
3
2
1
COLOR
NO.
7-COND WIRE CODE
7
2 1
5 4 3
7 6
C-H
COM
NO
NC
Stow
Interlock
Microswitch
BU(18)
GN(18)
BK(18)
RD(18)
WH(18)
N.O.
N.C.
C-H
COM
NO
NC
N.O.
N.C.
COM.
COM.
33257ARP
1
2
1
2
1
2
3
1
2
1
2
1
2
Lift Power
Switch
Down
Outer
Barrier
Fold
Relief
Outer
Barrier
Down
1
2
3
Fold
Relief
Up/Fold
Solenoid
+
-
87a
86
87
30
85
GN(20)
LIFT STOWED / NOT STOWED GROUND SIGNAL
(Located in cavity #5 or #9 - see chart above)
31798A
YL/LT. BU(18)
NOTES:
1) JUNCTIONS ONLY OCCUR AT
MARKED INTERSECTIONS.
1
3
4
5
6
7
2
1 2
3 4 5
6 7
1
3 4 5
6 7
2
WHITE(20)
ORANGE(20)
VIOLET(20)
BLACK(20)
BLUE(20)
BROWN(20)
6
5
4
3
2
1
COLOR
NO.
12-COND WIRE CODE
BLACK(20) JUMPER
BLACK(20) JUMPER
RED(20)
9
8
7
VIOLET(20)
BLACK(18)
WHITE(20)
BLACK(20)
BLUE(20)
BROWN(20)
6
5
4
3
2
1
COLOR
NO.
12-COND WIRE CODE
BLACK(18)
BLACK(18)
RED(18)
9
8
7
WHITE(20) JUMPER
WHITE(20) JUMPER
NOT USED
12
11
10
WHITE(18)
WHITE(18)
NOT USED
12
11
10
1 2
4
5 6
8
9 10
12
3
7
11
1
2
3
5
6
7
9
10
11
4
8
12
2 1
5
3
6
4
GREEN(18)
BLACK(20)
DK. BLUE(18)
RED(18)
4
WHITE(18)
5
NOT USED
6
3
2
1
COLOR
NO.
6-COND WIRE CODE
4 5
1 2
6
3
GREEN(18)
BLACK(18)
BLUE(18)
RED(18)
4
WHITE(18)
5
NOT USED
6
3
2
1
COLOR
NO.
6-COND WIRE CODE
Lift
Ready
LED
RD(18)
RD(18)
RD(18)
RD(18)
RD(18)
RD(20)
RD(18)
RD(18)
OR(12)
OR(12)
OR(12)
OR(12)
Light
Relay
85
87a
87
30
BK(18)
BK(18)
RD(18)
RD(18)
+
-
WH(18)
BK(18)
Fold
Relay
85
87a
86
87
30
GN(18)
LT
. BU/GN(18)
4
3
2
1
COLOR
NO.
4-COND WIRE CODE
NOT USED
RED(18)
WHITE(18)
BLACK(18)
3 4
1 2
4
3
2
1
COLOR
NO.
4-COND WIRE CODE
NOT USED
WHITE(18)
BLUE(18)
BLACK(18)
2 1
4 3
2 1
5
3
6
4
ORANGE(18)
WHITE(18)
RED(18)
BLUE(18)
4
GREEN(18)
5
BLACK(18)
6
3
2
1
COLOR
NO.
6-COND WIRE CODE
4 5
1 2
6
3
TAN/ORANGE(18)
WHITE(18)
RED(18)
DK. BLUE(18)
4
GREEN(18)
5
BLACK(18)
6
3
2
1
COLOR
NO.
6-COND WIRE CODE
OR(12)
)4(
KB
dn
uor
G
p
mu
P
22166A
Fuse
SOLID BUS
87a
86
87
30
85
RD/WH(18)
Circuit
Breaker
35217A
NO
COM
NC
3
N.O.
COM.
N.C.
NO
COM
NC
N.O.
COM.
N.C.
NO
COM
NC
N.O.
COM.
N.C.
2
1
Platform LED Lights (Option)
86
31033A103.5 - NL917FIB3751-2
