WIRING SCHEMATIC 442 EXCAVATOR (S/N 522311001 AND ABOVE) Part-2

2
1
S4
Q
2
1
B1
2
1
S5
2
1
B2
1
S7
100/1.1
120/1.3
3
XMNT
6
XMNT
6
3
2
3
1
B20
3
3
XM1
4
XM1
4
1
XM2
1
2
XM2
2
5
XM2
6
XM2
6
5
4
XM2
4
g
n
b
l
/
w
s
g
n
/
g
e
r
t
/
w
s
s
w
/
v
i
g
e
g
n
/
w
s
/
v
i
v
i
/
w
s
b
r
b
r
b
r
b
r
g
n
b
r
r
t
/
w
s
b
r
b
l
K01
87
85
30
86
6
XM1
6
b
r
v
i
/
w
s
6
,
0
ø
s
w
2
XM1
2
F8
0
,
5
ø
b
l
0
,
5
ø
g
n
0
,
5
ø
b
l
/
w
s
0
,
5
ø
g
n
/
g
e
0
,
5
ø
r
t
/
w
s
0
,
5
ø
s
w
/
v
i
0
,
5
ø
g
n
/
w
s
/
v
i
X1:4
X1:3
X1:2
X1:1
X1:5
BE1
s
w
s
w
s
w
r
t
b
r
1
,
0
ø
g
e
15/1.3
R1
b
r
6
,
0
ø
s
w
HR32-E04
X3:18
BE1
X3:20
BE1
X3:3
BE1
X3:4
BE1
X3:5
BE1
X3:19
BE1
X3:17
BE1
X3:6
BE1
X2:6
BE1
1
3
2
B7
7
XM2
8
XM2
8
7
g
e
g
n
/
r
t
b
r
F8
0
,
5
ø
1
,
0
ø
g
e
S33
2
1
ge
2
XB1
2
0
,
5
ø
r
t
/
s
w
r
t
/
s
w
1
1
X
B
1
ge
1
,
0
ø
g
e
X3:36
BE1
g
n
/
r
t
X3:21
BE1
Desig-
nation
Device
Desig-
nation
Device
Load warning sensor
Pressure switch travel
F8 Fuse S33
Pressure switch forward/left
B7 Load warning signal S31
Pressure switch reverse/left
S32
Pressure switch forward/right
S30
Pressure switch reverse/right
WIRING SCHEMATIC
(PRINTED APRIL
2005
V-
0173
442 EXCAVATOR
(S/N 522311001
AND ABOVE
[B]
Sheet
1 of 4
120
[C]
Sheet
1 of 4
15
[A]
Sheet
1 of 4
100
Desig-
nation
Device
Desig-
nation
Device
Check module Display units
BE1 Control module
S5
Oil pressure switch
Pre-heat S4 Maintenance, air filter
K01 Pre-heat relay S7 Hydraulic oil filter
R1 Glow plugs B2 Coolant temperature
B1 Fuel gauge transmitter
B20 Hydraulic oil level
F8 Fuse
1 of 2
Dealer Copy -- Not for Resale
S33
S31
2
2
1
1
S32
S30
ge
ge
ge
2
XB1
3
XB1
4
XB1
5
XB1
2
3
4
5
0
,
5
ø
r
t
/
s
w
0
,
5
ø
r
t
/
b
l
0
,
5
ø
r
t
/
g
n
0
,
5
ø
r
t
/
w
s
r
t
/
s
w
r
t
/
b
l
r
t
/
g
n
r
t
/
w
s
ge
/3.1
130
HR32-E05
2
1
X3:21
BE1
X3:22
BE1
X3:23
BE1
X3:24
BE1
Pressure switch travel
Pressure switch forward/left
Pressure switch reverse/left
Pressure switch forward/right
Pressure switch reverse/right
S5
10 5
9
1
2
1
Y5
2
1
H10
2
1
Y11
9
9
XM2
3
XM2
3
g
n
b
l
/
r
t
r
t
g
n
b
r
b
r
b
l
/
r
t
b
r
7
7
XB1
r
t
S6
10
5
9
1
S8
10
5
9
1
31
31
31
0
,
5
ø
g
n
0
,
5
ø
r
t
/
g
e
0
,
5
ø
b
l
/
r
t
X3:16
X3:14
X3:25
X2:5
X2:3
BE1
X2:4
104
1.10
S15
10
5
9
1
X3:12
11
11
XB1
0
,
5
ø
b
r
/
g
e
14
14
XB1
b
r
2
1
Y4
b
r
/
g
e
b
r
/
g
e
X2:2
1,0ø
ge
31
S9
10
5
9
1
31
104
1.10
X3:9
0
,
5
ø
g
n
/
r
t
F8
130
2.15
1
,
0
ø
g
e
1,0ø
ge
BE1
BE1
BE1
BE1 BE1
BE1
BE1
BE1
104
1.10
1,0ø
ge
1,0ø
ge
1,0ø
ge
104
1.10
104
1.10
HR32-E06
Desig-
nation
Device
Desig-
nation
Device
Load warning device Float position, breaker
S9
Shut-off - load warning device
S8 Float position
Travel
Y11 Valve float position
S5 Fast/ slow S15 Breaker
Y5 Valve, fast Y4 Valve breaker
S6 Travel alarm
H10 Travel alarm
WIRING SCHEMATIC
PRINTED APRIL
2005)
EXCAVATOR
AND ABOVE
)
(Sheet 2 of 4)
V-0173 (3-21-05)
[F]
Sheet
1 of 4
104
S5A
S5A
2 of 2
Dealer Copy -- Not for Resale
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