Man D2868 LE433 Operating Instructions Manual page 13

D Avoid air movements (any swirling of dust when starting engines)
D The area of the still closed fuel system must be cleaned and dried with the aid of com­
pressed air
D Remove detached particles of dirt such as paint chippings and insulation material with a
suitable extractor (industrial type vacuum cleaner)
D Cover areas of the engine compartment from which dust particles could be detached
with clean foil
D Wash your hands and put on clean work clothes before starting the disassembly work
When carrying out the work it is essential to comply with the following measures:
Risk of damage from penetration of dirt!
D When the clean side of the fuel system has been opened it is not permissible to use
compressed air for cleaning
D During assembly work loose dirt must be removed with the aid of suitable extractors (in­
dustrial type vacuum cleaners)
D Use only fluff‐free cleaning cloths on the fuel system
D Clean tools and working materials before starting to work
D Only tools without any damage may be used (cracked chrome coatings)
D When removing and installing components do not use materials such as cloths, cardbo­
ard or wood since these could shed particles and fine fibres
D If any paint chips/flakes off when connections are loosened (from possible over‐coating)
these chippings must be carefully removed before finally loosening the screw connec­
tion
D The connection openings of all parts removed from the clean side of the fuel system
must be immediately closed up with suitable caps/stoppers
D These caps/stoppers must be packed protected from dust prior to use and after being
used once they must be disposed of
D Following this all the components must be carefully stored in a clean, closed container
D Never use used cleaning or testing liquids for these components
D New parts must not be removed from their original packing material until directly before
use
D Work on removed components may be carried out only at a workplace specially equip­
ped for it
D If removed parts are shipped always use the original packing material of the new part
Safety regulations
13