Inspection Of Nut And Bolt Connections - PRONAR RC3100 Operator's Manual

Technical inspection schedule

5.19 INSPECTION OF NUT AND BOLT CONNECTIONS

Figure 5.14 Inspection of suspension connections
(1) suspension mounting
TIGHTENING TORQUE FOR NUT AND
Unless other tightening parameters are
given, during maintenance repair work
apply appropriate torque to tighten nut
and bolt connections. Recommended
tightening torque values for the most fre-
quently used bolt and nut connections are
given in table (5.6). Given values apply to
non-lubricated steel bolts.
Hydraulic conduits should be tightened
using torque of 50–70Nm.
Tightening torque should be checked using
a torque wrench. During daily inspection
2
1
(2) axle mounting
BOLT CONNECTIONS
2
1
of the trailer, pay attention to loosen con-
nections and tighten them, if necessary.
Lost components must be replaced with
new ones.
Tightening of the suspension mounting
connections (1) and the axle fastening
with U bolts (2) should be checked after
the first travel with load and then before
intensive work or once every 6 months of
the machine use.
M20x1.5 wheel nuts should be tightened
gradually and diagonally until the wheels
are completely set on the axle drums (in
several stages, until the required tightening
PRONAR RC3100
Section 5
1
2
1
621-I.19-1
5.27