Page 14
Unfold for:
Lift Electrical
Schematic
Lift Wiring Diagram
33434A
NC
COM
NO
NC
COM
NO
RD(20) #1B
BU(20) #1B
BK(20) #1B
RD(20)
BU(20) #1A
BK(20) #1A
SOLID BUS
Platform Lights (Option)
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)
RD(10)
BK(20)
BK(20)
GN(20)
BK(20)
WH(18)
DK. BU(18)
BK(20)
or
Note polarity of diode. It
must be oriented as shown.
Detail at left shows two different
styles of diode identification.
GN(20)
GN(20)
RD/WH(18)
Ground
BU(20)
RD(22)
BK(20)BU(20)
WH(18)
WH(18)
SILVER(22)
SILVER(22)
BK(22)
RD(20)
BK(20)
RD/WH(18)
RD/WH(18)
SILVER(22)
GOLD(22)
GOLD(22)
SILVER(22)
Beeper
Threshold
Warning
Light
Outer Barrier
Raised Microswitch
Back
Plate
(Side view of
solenoids removed
from pump.)
Hydraulic
Pump
B
A
T
A
U
X
GN(20)
GN(20)
GN(20)
GN(20)
GN(14)
OR(12)OR(12)
33249A
Threshold
Strip
Switches
IB Raised
Switch
IB Occupied
Microswitch
Counter
Interlock
Connection
Down
Fold Relief
Flasher
Outer
Barrier
Down
WH(20)
BN(20)
Outer Barrier
Fold Relief
Up
Microswitch
C-H
COM
NO
NC
Unfold
Microswitch
Power
Stud
GN(18)
BK(18)
WH(18)
BU(18)
RD(10)
VT(20)
VT(20)
RD(10)
RD(10)
OR(18)
32600A
32886A
VEHICLE SECURE SIGNAL +12V INPUT
2
RD(18)
RD(4)
RD(2)
RD(4)
N.O.
N.C.
C-H
COM
NO
NC
N.O.
N.C.
COM.
COM.
1
Partial Fold
Fuse
Microswitch
C-H
COM
NO
NC
Threshold / Alarm
Microswitch
GN(22)
BK(18)
BK(18)
GN(18)
WH(18)
RD(18)
RD(18)
GN(20)
GN(20)
BK(20)
RD(18)
31797AGY/RD(18)
33231A
32885A
33255A
32864A
33659A
RD(18)
)81(DR
RD(18)
RD(18)
BK(18)
BK(18)
BK(18)
GN(18)
BK(18)
)81(KB
45A33013
99A33013
)81(KB
)81(KB
)81(KB
)81(KB
)81(DR
)81(KB
RD(18)
BK(18)
RD(22)
BK(22)
4
GN(18)
GN(18)
BU(18)
WH(18)
WH(18)
GN(22)
N.O.
N.C.
.
MO
C
C-H
COM
NO
NC
N.O.
N.C.
.MOC
3
+
-
-
E
GN(18)
+
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(16)
BLACK(20)
NOT USED
NOT USED
NOT USED
NOT USED
6
5
4
3
2
1
COLORNO.
9-COND WIRE CODE
GREEN(20)
NOT USED
NOT USED
9
8
7
GY/RD(18) VEHICLE SECURE +12V INPUT
LIFT NOT STOWED GROUND SIGNAL
NOT USED
NOT USED
NOT USED
NOT USED
6
5
4
3
2
1
COLORNO.
9-COND WIRE CODE
LIFT STOWED GROUND SIGNAL
NOT USED
NOT USED
9
8
7
1
23
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
123
456
789
32519A
32855A
LT. BU / GN(18)
GN(10)
REDUNDANT
POWER
RELAY
HARN.
32934A
OR(22)
BU(22)
Fold/Unfold
Switch
WH(22)
BK(22)
GN(22)
RD(22)
L
G
Up/Down
Switch
Switch Box
(As Viewed From Terminal
Side of Switch)
NOT USED
BLACK(22) - 6 COND. (DOWN)
RED(22) - 6 COND. (UNFOLD)
GREEN(22) - 6 COND. (FOLD)
ORANGE(22) - 6 COND. (UP)
BLUE(22) - 6 COND. (-)
WHITE(22) - 6 COND. (+)
6
5
4
3
2
1
COLORNO.
7-COND WIRE CODE
7
NOT USED
WHITE(18) - 6 COND.
RED(18) - 6 COND.
GREEN(18) - 6 COND.
ORANGE(18) - 6 COND.
GREEN(20) - Light/Buzzer
GREEN(20) and BLUE(20)
6
5
4
3
2
1
COLORNO.
7-COND WIRE CODE
7
21
543
76
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.
33257A
33615A
33615A
33615A
1
2
1
2
RD(22)
BK(22)
1
2
1
2
1
2
3
1
2
3
1
2
3
1
2
1
2
1
2
Lift Power
Switch
Down
Outer
Barrier
Fold
Relief
Outer
Barrier
Down
1
2
3
Fuse
Fold
Relief
Up/Fold
Solenoid
+
-
87a
86
87
30
GN(20)
85
GN(20)
LIFT STOWED / NOT STOWED GROUND SIGNAL
(Located in cavity #5 or #9 - see chart above)
31798A
YL/LT. BU(18)
NOTES:
JUNCTIONS ONLY OCCUR AT
MARKED INTERSECTIONS.
1
345
67
2
12
345
67
1
345
67
2
WHITE(20)
ORANGE(20)
VIOLET(20)
BLACK(20)
BLUE(20)
BROWN(20)
6
5
4
3
2
1
COLORNO.
9-COND WIRE CODE
NOT USED
NOT USED
RED(20)
9
8
7
VIOLET(20)
BLACK(18)
WHITE(20)
BLACK(20)
BLUE(20)
BROWN(20)
6
5
4
3
2
1
COLORNO.
9-COND WIRE CODE
NOT USED
NOT USED
RED(20)
9
8
7
1
23
4
5
6
7
8
9
123
456
789
21
5
3
6
4
GREEN(18)
BLACK(18)
BLUE(18)
RED(18)
4
WHITE(18)
5
NOT USED
6
3
2
1
COLORNO.
6-COND WIRE CODE
45
12
6
3
GREEN(18)
BLACK(18)
BLUE(18)
RED(18)
4
WHITE(18)
5
NOT USED
6
3
2
1
COLORNO.
6-COND WIRE CODE
Lift
Ready
LED
RD(18)
RD(18)
RD(20)
RD(18)
RD(18)
RD(18)
RD(18)
GN(20)
OR(12)
OR(12) OR(12)
Light
Relay
Harn.
33362A
85
87a
86
87
30
BK(18)
BK(18)
BU(18)
RD(18)
RD(18)
+
-
WH(18)
BK(18)
FOLD
RELAY
HARN.
32967A
85
87a
86
87
30
GN(18)
LT. BU / GN(18)
4
3
2
1
COLORNO.
4-COND WIRE CODE
NOT USED
WHITE(18)
RED(18)
BLACK(18)
34
12
4
3
2
1
COLORNO.
4-COND WIRE CODE
NOT USED
WHITE(18)
BLUE(18)
BLACK(18)
21
4
3
33615A
4
3
2
1
COLORNO.
4-COND WIRE CODE
21
5
3
6
4
ORANGE(18)
WHITE(18)
RED(18)
BLUE(18)
GREEN(18)
ORANGE(18)
WHITE(18)
RED(18)
4
GREEN(18)
5
BLACK(18)
6
3
2
1
COLORNO.
6-COND WIRE CODE
34
12
4
3
2
1
COLORNO.
4-COND WIRE CODE
GREEN(18)
TAN / ORANGE(18)
WHITE(18)
RED(18)
45
12
6
3
21
4
3
TAN/ORANGE(18)
WHITE(18)
RED(18)
DK. BLUE(18)
4
GREEN(18)
5
BLACK(18)
6
3
2
1
COLORNO.
6-COND WIRE CODE
OR(12)
)4(KB
dnuorG pmuP
22166A
Fuse
SOLID BUS