Komatsu PC4000 Manual page 85

Assembly Procedure PC4000
No. Harnesses
1 Battery box 1
2 Engine oil tank
3 Engine
4 Engine housing
5 Lighting ladder
6 Lighting control block area
7 Lighting counterweight
8 Travel alarm
9 Emergency switch engine house
10 Emergency switch stair
11 Pilot control harness 1
12 Pilot control harness 2
13 High pressure filter
14 Control plate
15 Hydraulic oil tank
16 Refilling arm
17 Ladder
18 End of line pressure switch
19 End of line pressure switch
20 Central lubrication system
21 Slew ring lubrication system
22 Engine rear 1 + 2
23 Engine rear 3
24 Refilling pump M8
25 Pressure leak oil chamber
26 Pressure return oil chamber
27 Tank sensor
28 Back pressure hydraulic oil tank
All 24 volt wires are blue and have a printed code (every 10 cm) at each end of
the wire.
The first part of the code shows the required connection and the second part
gives the information what is connected at the other side of the wire.
Example:
going to
to
X2S = X2-Board, terminal group "S" Y136 = Plug connector to
solenoid
45 = Terminal No 45
PC4000Asrev05
Edition 08/2005
Terminal strip No.
(„going to")
X2B 29 Pressure hydraulic oil cooler
X2M 30 Level sensor hydraulic tank
X2M 31 Control plate 3
X2L 32 Temperature gear oil
X2L 33 Pressure suction tank
X2L 34 Pressure pump 1
X2L 35 Pressure pump 2
X2L 36 Pressure pump 3
X2A 37 Pressure pump 4
X2A 38 Battery box 2
X2F 39 Cab cable K1=30x1mm²
X2F 40 Cab cable K2=30x1mm²
X2D 41 Cab cable K3=20x2.5mm²
X2S 42 Cab cable K4=20x2.5mm²
X2H 43 Cab cable K5=20x2.5mm²
X2K 44 Cab cable K6=7x6mm²
X2E 45 Cab cable K7=1x16mm²
X2R 46 Cab cable K9=2x0.5mm²
shielded, can bus
X2Z 47 Cab cable K10=4x1mm² shielded
X2Z 48 Cab cable K11=2x0.75mm²
X2R 49 Cab cable K12=4x1mm² shielded
X2M 50 Cab cable K13=4x1mm² shielded
X2M 51 Cab cable K14=30x1mm²
X2 52 Cab cable E19
X2H 53 Cab cable E20
X2H 54 Cab cable E21A
X2K 55 Cab cable E21B
X2H 56 Cab cable E22
coming from
.1 = Terminal 1 of connector
85
Harnesses
coming from going
Terminal strip
(„going to")
X2H
X2H
X2S
X2S
X2H
X2D
X2D
X2D
X2D
X2B
X2C
X2C
X2C
X2C
X2C
X2C
X2C
Plug Can-Bus into
the right channel
X2C
X2M
X2M
X2
X2C
X2C
X2C
X2C
X2C
X2C