19
General inspections Section 1 – Scheduled Maintenance
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B - Frequent/periodic/pre-delivery inspection
Do a check for damage or wear on each tire and rim.
▪
Look for damage or cracked welds on each rim.
The rims should be round.
▪
Look for uneven or unusual wear on the tire.
▪
Look for flat spots on the tread face of the tire.
▪
The tire tread should be visible and not worn
down completely. Refer to Figure 01.
Figure 01
Do a check for cuts or missing chunks in the edges
and tread face of the tire. Refer to Figure 02.
▪
The cut or missing chunk must not extend
more than 10 mm (3/8") towards the centre of
the tire.
▪
Each cut or chunk should not be larger than
25 mm x 10 mm (1" x 3/8"), or deeper than
20 mm (3/4").
▪
There should be no more than 2 cuts or
chunks in each 1/4 section of the tire. There
must be no more than 6 cuts or chunks in total
in the tire.
▪
There should be no embedded debris.
Do a check of the wheel components and mounts.
▪
Make sure the wheels are correctly aligned
vertically and horizontally.
▪
Make sure the wheel motors
4
have no loose
or missing parts and there is no visible damage.
▪
C - Annual inspection
▪
Make sure the castle nuts
5
are in position
and are tight.
▪
Make sure the cotter pins are correctly
installed.
▪
If the cotter pin is not installed, refer to 2.11
Torque Specifications for proper torque
information.
Figure 02
The tire treads have
been removed from the
illustration for clarity.
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