Linde H25D - Page 257

Circuit diagrams 7
Wiring diagram
Legend
7A1 Particulate filter control unit, 408-455
:5 − Terminal 50
:6 − Thermocouple (negative)
:10 − Regeneration indicator
:12 − Signal input terminal 15
:13 − Electronics voltage supply
:14 − Consumers voltage supply
:17 − Regeneration start
:18 − Glow plug controller voltage supply
:19 − Glow plug indicator
:20 − Thermocouple (positive)
:24 − Shut-off valve
:26 − Metering pump
:29 − Relay for glow plug
:30 − Emergency stop switch
:31 − Emergency stop switch
:37 − Starter relay
:39 − Earth
:40 − Earth
:41 − Consumers voltage supply
:42 − Combustion air blower
0B14 Water trap transmitter, 454-455
0B15 Water trap buzzer, 462
7B2 Flame sensor, 437-438
F15 5A fuse, 428, 454
7F1 5A fuse (particulate filter), 414
7F2 20A fuse (particulate filter), 420
7F3 30A fuse (glow plug), 447
0H2 Water trap warning light, 458
7H1 1.2W regeneration warning light, 424
K2 Start relay, 403-405
7K1 Glow plug relay, 445-447
7K2 Starting aid relay, 405-408
7M1 60W blower, 412
7M2 24W metering pump, 419
7R1 200W glow plug, 447
7S1 Starting switch, 422-424
7S2 Emergency stop switch, 428-430
7V1 Decoupling diode, 416
X8 2-pin plug connector, 454
X10 18-pin plug connector (for main harness),
428, 454
X11 9-pin plug connector (for main harness),
405, 434
X15 2-pin plug connector (CAN), 436, 439
7X1 9-pin plug connector (central electrical
system transfer), 423-430
7X2 4-pin plug connector (blower shut-off valve),
412, 415
7X3 2-pin plug connector (flame sensor), 437,
438
7X4 2-pin plug connector (glow plug), 447
7X5 2-pin plug connector (metering pump), 419
7Y1 Shut-off valve, 415
Wire colours
BK Black
BN Brown
BU Blue
GN Green
GY Grey
OG Orange
RD Red
VT Violet
WH White
YE Yellow
The number in front of the wire colour refers
to the wire cross-section.
Wires with unspecified cross-section = 0.75
mm
2
Notes
(I) Particulate filter (only in diesel version)
(a) For generator G1:B+ (only in diesel version)
(b) For ignition and starting switch S1:50 (only
in diesel version)
(c) For starter motor M1:50a (only in diesel
version)
(d) For brake pedal switch X2:3 (only in diesel
version)
(II) Diesel filter water trap warning (diesel
version only)
Operating Instructions – 393 807 1001 EN – 08/2008 247