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6 Maintenance and cleaning
6.4 Pneumatic rear door locking device
In the Knapen Trailers tips for moving oor trailers no 16 "Pneumatic rear door locking
device" you can nd how to use the rear door locking device best.
www.knapen-trailers.eu/downloads/tips-for-drivers
Thepneumaticreardoorlockingdeviceworksoptimallyifthelockisparalleltothereardoors.Ifthisisnotthe
case,itispossiblethatthedoorsmaynotopenevenafterunlocking.Underneathyourtraileryoucanadjustthe
position of the pneumatic rear door locking device by means of the threaded rod, so that the pneumatic door
locking device is again parallel to the rear doors.
Make sure the pneumatic rear door locking device is always
parallel to the rear doors
Loosenthelocknut(key24),adjustthepositionofthe
pneumatic rear door locking device by turning the threaded
rod
Duetofrequentuseandpolution,thepneumaticreardoorlockingdevicemaynolongerfunctionoptimally.In
this case, clean the locking mechanism and immediately lubricate the pneumatic rear door locking device. This to
prevent unsafe situations. There are two lubrication points at the bottom of your trailer. Clean the lubrication points
and then lubricate them with a grease gun.
Clean the lubrication points.
Lubricate with a grease gun.
Optionally, the lubrication points can be mounted at the
outside.