PRONAR T743, Operator'S Manual, Page: 114 / 150

SECTION 5 Pronar T743
5.15
IMPORTANT!
Travel with unreliable lighting and signalling system is forbidden. Damaged lamp lenses,
and burned-out bulbs must be replaced before travelling.
Checking technical condition of electrical system:
•
daily,
•
every 12 months of use.
Annual inspection of system does not relieve user of daily checking of technical condition of
lighting system.
5.2.11 OPERATION 11- CHECKING NUT AND BOLT TIGHTNESS ON WHEELS
AND DRAWBAR
Wheel nuts should be tightened using a torque of 450 Nm. Inspection of nut and bolt
tightness should take place each time after first use, after first journey with a load and then
every 6 months of trailer use. In the event of intensive work checking the nut tightening
should be done at least every 100 km.
FIGURE 5.5 Tightening wheels nuts
(1) - (10) sequence of nut tightening, (L) spanner length, (F) user weight