Lull 1044C-54 Series II Service Manual - Manual (Page 73)

Reference Diagrams
31200079 4-7
Diagram 4-3 — Electrical Schematic
METER
+ -
HOUR
TEMP
TRANS OIL
N
M
TO PARKING BRAKE
RELAY TERM 85
(SEE SHEET 2).
TO PARKING BRAKE
RELAY TERM 86
(SEE SHEET 2).
R
R
R
R
R
R
R
R R
GRAY-16 D
LOW BRAKE
PRESSURE
BUZZER
B
A
BLUE-16
VIOLET-16
BROWN-16
GREEN-16
C
D
B
A
10 AMP
15 AMP
10 AMP
7.5 AMP
TRANS.
CUT-OUT
RED-16
PINK-16
YELLOW-16
A
C
B
A
B
C
D
B
A
START
NEUTRAL
LOCKOUT RELAY
4TH SPEED
BACK-UP
ALARM
OVER 20°
BOOM
OVER 40°
BOOM
C
A
B
10 AMP
SEE SHEET 3
DISCONNECT
TRANSMISSION
38094A
SWITCH
3
2
7
A
B
+ -
BRAKE PRESSURE SWITCH
66679A SPST-N.O., 250 PSI
B
A +
+ -
-
B
A
A
B
-
+
+
-
BRAKE PRESS
11
PARK BRAKE
10
12 1
FUEL
8 5
WATER
6 7
POWER
10 3
LAMPS
GRD
4 9
11 2
OIL
9
REAR OSC LOCK
8 5
12 1
7
6
4
G I
S
E
W
1
6
L
O
L
Y
IGNITION
ST.
IGN.
ACC.
BAT.
SWITCH
HORN BUTTON
KIT P18141
C
D
85 87
86 30
RELAY
HORN
RELAY
SWITCH
IGN.
MOMENTARY SWITCH
TRANSMISSION ENGAGE/
AXLE UNLOCK
B
A
TRANS. & PROXIMITY SWITCHES.
BACK-UP ALARM
BOOM PROX. SWITCH RELAYS
GAGE PANEL/ NEUTRAL START JOYSTICK
87A
~1.5 AMPS
~1.5 AMPS
RELAY CURRENT
.41-.48 AMPS
RELAY CURRENT
INCLUDED IN INTERMEDIATE
NEUTRAL START RELAY
HORN RELAY
IGN. SWITCH RELAY B
A
C
B
A
DECLUTCH
LAMP #10
LAMP #11
LAMP #9
C
D
B
A
J8
J10
12
13
15
14
17
16
WHITE-12 FROM ENGINE HARNESS, UNSWITCHED POWER
HARNESS 66961D
ORANGE-16
BLACK-16
66466X
A
B
4923232 ENGINE HARNESS 'A'
CONNECTS UNDER SEAT BOX
CONNECTS UNDER SEAT BOX
A
B ORANGE-16
BLACK-16
INCLUDED IN UPPER
HARNESS 66944D
CONNECTS UNDER SEAT BOX
ENGINE
WATER
TEMP
FUEL
BATTERY
VOLTAGE
ENGINE
OIL
PRESSURE
BOOM TRANS EXTEND
DISC TRANS
LOCK
V
L
E
O
6
1
T
I
W
T
E
I
6
1
H
T
1
6
N
A
P
K
1
N
6
I
6
R
A
1
Y
G
1
6
L
A
K
C
B
E
D
6
1
R
1
6
R
E
N
E
G
ON DIAGNOSTIC PANEL
ON DIAGNOSTIC PANEL
LOW BRAKE PRESSURE SWITCH
66680A DPST-N.C. SWITCH, 850 PSI
TAN-16
RED-16
WHITE-16
RED-16
BLACK-16
YELLOW-16
66941A DPST-N.C. SWITCH,100 PSI
PARKING BRAKE PRESSURE SWITCH
UNDER DASH PANEL
P11092
WHITE-16
VIOLET-16
TAN-16
BLUE-16
J9
YELLOW-16
WHITE-16
66906A HARNESS
FOOT SWITCH,CONNECTS
UNDER DASH
J11
J16
J12
WHITE-14
YELLOW-16
VIOLET-16
BLACK-16
J13
4923233 DASH HARNESS
CONNECTS TO CIRCUIT
BOARD UNDER THE DASH
4923233 DASH HARNESS
CONNECTS TO CIRCUIT
BOARD UNDER THE DASH
RED-16
WHITE-16
4923233 DASH HARNESS
CONNECTS TO CIRCUIT
BOARD UNDER THE DASH
RED-16
WHITE-16
85 30
87 87A 86
YELLOW-16
VIOLET-16
B
L
A
C
K
1
6
FUSES FOR CIRCUIT BOARD
7.5 AMP: BROWN-LULL#66827X
10 AMP: RED-LULL#66828X
15 AMP: BLUE-LULL#66829X
85 30
87 87A 86
WHITE-16
YELLOW-16
BLUE-16
TAN-16
VIOLET-16
WHITE-16
85 30
87 87A 86
86 30
87 87A 85
86 30
87 87A 85
86 30
87 87A 85
86 30
87 87A 85
67063A SPST-N.O., 1000 PSI
ON MACHINES W/DRY DISC BRAKES
USE 67065A SPST-N.C. SWITCH, 1800 PSI
ON MACHINES WITH DRY DISC BRAKES
36830B
CLUSTER GAUGE
36804X
HOURMETER
66982A
TRANSMISSION TEMP
F3
F4
F5
F6 F1
RED-16
BLUE-16
PINK-16
BLACK-16
RED-16
BLACK-16
YELLOW-16
BLACK-16
BROWN-16
BLUE-16
CONNECTS TO ENGINE HARNESS
UNDER THE SEAT BOX
4923233 DASH HARNESS 'O'
10 AMP
REAR OSC.
LOCK
LAMP #10
DISCONNECT
TRANSMISSION
LAMP #11
EXTEND LOCKOUT
BOOM/ TRANSFER
LAMP #9
4 SECTION BOOM ONLY
11
10
9
8
7
6
5
4
3
2
1
PINS 18 - 29 PLUGGED
PLUGGED
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
PLUGGED
SEE SHEET 3
PLUGGED
SEE SHEET 3
SEE SHEET 3
SEE SHEET 3
CHECK ENGINE
10 AMP
THROTTLE
(SUSPENDED)
WILLIAMS
PLUGGED
PLUGGED
PLUGGED
SWITCH
(RESET)
FAULT O/R
ENGINE
2
3
B Q
PINS 4,
6, 13 &
18 - 29
PLUGGED
FAULT
P
A
E2
E1
'K'
TO CIRCUIT BOARD &
SHIFTER HARNESS
(SEE SHT 2)
I
J
L
F
R
R
O
A
N
G
E
1
6
H
D
F
TO CIRCUIT BOARD &
SHIFTER HARNESS
(SEE SHT 2)
A
B
C
D
E
F
MV0430