Contents
7.15.2 Driver's cabin recirculating filter............................................................ 428
7.15.3 Fresh air intake filter in driver's cabin................................................... 429
7.15.4 Condensate drain in the air conditioner................................................ 429
7.15.5 Folding down air conditioner................................................................. 430
7.15.6 Coolant circuit........................................................................................433
7.16 Battery maintenance..............................................................................435
7.17 Shutdown for a longer period of time....................................................435
7.17.1 Mercedes-Benz regulations for Diesel engine shutdown...................... 437
7.18 Dismantling and disposal...................................................................... 438
8 Malfunction and Remedies......................................439
8.1 Safety circuits........................................................................................ 441
8.2 Fuses..................................................................................................... 442
8.2.1 Fuses..................................................................................................... 442
8.2.2 Fuses in the battery case......................................................................443
8.2.3 Fuses in the central electrics................................................................ 444
8.2.4 Fuses in the driver's cabin seat console............................................... 446
8.2.5 Electronic LED fuses in Wago pins.......................................................447
8.2.6 Fuses on PCBs in the central electrics.................................................448
8.2.6.1 PCB A.................................................................................................... 451
8.2.6.2 PCB B.................................................................................................... 453
8.2.6.3 PCB C....................................................................................................455
8.3 List of relays.......................................................................................... 456
8.4 Color codes for electric wiring...............................................................457
8.5 Troubleshooting via the R-Touch...........................................................457
8.5.1 Overview of diagnostic menus.............................................................. 460
8.5.1.1 Digital inputs.......................................................................................... 462
8.5.1.2 Analogue inputs.....................................................................................463
8.5.1.3 Inputs speed.......................................................................................... 464
8.5.1.4 Outputs PWM + SW..............................................................................465
8.5.1.5 Functions................................................................................................469
8.5.1.6 Diesel engine.........................................................................................470
8.5.1.7 Air conditioning system......................................................................... 471
8.5.1.8 Park heating...........................................................................................472
8.5.1.9 Control elements....................................................................................473
8.5.1.10 Camera.................................................................................................. 479
8.5.1.11 Pfreundt scale........................................................................................480
8.5.1.12 Telematics.............................................................................................. 481
8.5.1.13 CAN bus................................................................................................ 483
8.5.1.14 Ethernet..................................................................................................484
8.5.2 Terminal exchange.................................................................................485
8.6 Jump starting and charging the battery.................................................486
8.7 Welding on the machine........................................................................489
8.8 Towing....................................................................................................490
8.9 Connecting salvaging aids.................................................................... 492
8.10 Jacking up for wheel change................................................................ 492
8.11 Releasing the parking brake manually..................................................494
8.12 Hydraulic valves.....................................................................................495
8.13 Central lubricating system – bleeding and removal of blocks............... 495
8.14 Emergency operation ventilator drives emergency operation............... 496
8.15 Adjusting brake......................................................................................497
8.16 Park heating...........................................................................................498
9 Lists/Tables/Plans/Diagrams/Maintenance
Verification.................................................................499
9.1 Lubricating and operating supplies........................................................501
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