SkyTrak 8042 Service Manual - Manual (Page 858)

10.17 Model 8042, 10042, 10054 Legacy Rev. 10/03
Stabil-TRAK™ System and Boom Interlock System
8042 and 10042 Stabil-TRAK™
Electrical Circuit
FREE PIVOT Mode
FREE PIVOT MODE 1. Ignition “ON” 4. PB & SB Released
Conditions
2. Boom Below 40° 5. Transmission in Fwd. or Rev.
3. Boom Retracted
Lower Transmission Connect
ors
Upper Transmission Connectors
ZF
Transmission WG 98
Y6
Y5
Y4
Y1
Y3
Y2
6 5 4 7 7 1 2 3
Y4
Y5
Y6 Y1
Y3
Y2
102B
2H
150B 101B 105B 104B 103B
2J
To Bac
k-
Up
Alar
m
31
150
103
102
104
105 101 150 103 104
102 105 101 150 103 104
2DD
104A
150A
103A
102A
101A
10A
To Fuel
Shutoff
1
2
+
+
40A
46
10A
1
3C
7.5A
Park Brake Disengage Relay
153A
45B
45
To Instr
ument
Panel
Park Brake Switch
Service Brake Switch
Ignition Switch
26A
41A
41B
Secondar
y
Function Manifold
Park Brake Solenoids
41
–
–
2F
2E
111
113A
113B
111
111A
113
2CC 114B
2AA
35
10
2T
10A
7
157 35
39
SHIFTER
ZF
TRANSMISSION
9 8 7 6 5 4 3 2 1
FOR
W
ARD
NEUTRAL REVERSE
GEAR GEAR GEAR GEAR
B+ B+
153 105 101 150 103 104
102
112 113
102
45
114
112A
112
114A
24
10A
34
2BB
2EE
2FF
RELA
Y
LOCA
TIONS
DE
O
O
E
153
111
102B
112
113
2D
CONSOLE/ ST
ABILIZER
& ENGINE HARNESS
CONNECT
ORS
DE
E
C
106
To Star
ter
2HH
2HH
24A To Hor
n
114B
10
114A
FOR
W
ARD
REVERSE
F N R
Back-Up Alarm Relay
86 85
87A
87
30
Neutral Start Relay
86 85
87A
87
30
86 85
87A
87
30
PB B
PB
A E
48
SOL.
3
47
40B
St
abilizer
Lock Relay
86 85
87A
87
30
Boom Switch Relay
86 85
87A
87
30
47
28
SOL. 4A
SOL. 4B
SOL. 12A
SOL. 12B
40
28B
47B
28A
47A
40
Stab
iliz
er
Light
1
40A
2M
2L
2N
2P
2K
DE
DE
E
DE
2CC
DIODE P
ACK
DIODE P
ACK
45
2T
7.5A
E
C
41A 41B 41
45A2
152B 152A1
107B
107A
40
47
28 28
42A
102A
105
105A
101
DE E
10
Light Switch Rela
y
Lights 1
Headlight Switch
Rela
y
Pa
rk
B
ra
ke
Disengage
Rela
y
O
utr
igger
Tr
ansmission
Optional
W
asher/
Wiper
Stab
iliz
er
Steer Select
Switch
Hor
n/
Heater
Instr
ument
Panel Main 7.5
Light Swtch
Rela
y
Neutr
al
Star
t
Rela
y
Stab
iliz
er
Loc
k
Rela
y
Bac
k-
up
Alar
m
Rela
y
Boom Switch Rela
y
7.5 20
7.5 10 10 15 10 40
DE E
LEGEND
=
De-
energiz
ed
=
Energiz
ed
=
Open
=
C
losed
=
Activ
e Circuit (Hea
vy Line)
=
Inline Har
ness Connection
=
Component/
Bulkhead Connection
DE E O C
Boom Angle Sensor
BLU
BRN
BLK
C
B
A +
-
MH5740