CHASSIS MODIFICATIONS 2-15 E UROCARGO Euro 4/5 2.3.4 Welding the Chassis Welding operations must only be carried out by specialist, trained personnel, using suitable equipment and in a perfectly workmanlike manner. Any intervention on the system not carried out as per instruc- tions provided by IVECO or carried out by unskilled staff, might severely damage the on-board sys- tems, thus adversely affecting vehicle operation safety and efficiency and causing damages not covered by warranty. ! Welding is permitted: - When joining the sidemembers to extend or shorten the wheelbase or rear overhang.
- For the application of reinforcing L section flitch on a side member that is to be modified as detailed below (v. Figure 2.3). Figure 2.3 91448 When arc welding, the instructions below must be followed in order to protect electric units and ECUs:
- before disconnecting power cables, check to ensure all electrical items are switched off; - where an electric switch is installed (battery isolation switch) wait for cycle end; - disconnect negative power pole; - disconnect positive power pole without connecting it to ground and DO NOT short circuit it with negative pole; - disconnect ECUs connectors, carefully and do not touch ECU connector pins; - when welding within the electronic control devices, disconnect them from the vehicle; - connect welding machine ground directly to the part to be welded; - protect plastic pipes against heat sources and remove, if necessary; - if welding near leaf springs or air springs protect against welding spatters; - avoid electrode or gun contact with spring leaves.
Drilling the chassis Print 603.93.431 Base - January 2008