On panel vans with partitions, vent slits can be found in the partition and Dpillars.

On box bodies, these should only be covered if new vents are provided, for example, in the cab doors.

For more information about the conversion, refer to:

• Dimensions and weights (chap. 2.1)
• Chassis dimension drawings (chap. 2.4)
• Maximum dimensions (chap. 2.6)
• Standard attachment points for special bodies (chap. 2.7)
• Roof racks, perm. roof loads (chap. 3.1)
• Wings and wheel houses (chap. 3.2)
• Mounting of additional units (chap. 3.3)
• Raising the vehicle (chap. 3.7)
• Vehicle battery protection (chap. 3.8)
• Fitting power take-offs (chap. 3.9)
• Brake system (chap. 3.11)
• Electrical connection (chap. 3.15)
• Turn signals in vehicles with excess width (chap. 3.18)
• Side wall cut-outs, installation of windows (chap. 4.1)
• Roof cut-outs (chap. 4.2)
• General notes on modifying standard vehicles (chap. 4.5)
• Cut-outs in the rear cab wall (chap. 5.2)
• Drilling on the chassis frame (chap. 5.3)
• Welding on the chassis frame (chap. 5.4)
• Wheelbase extensions and overhang extension (chap. 5.5)
• Subframe, mounting frame (chap. 5.6)
• Bodies with a high centre of gravity (chap. 5.7)