b. Position caliper at end of heel internal radius (item 4,
Figure 16 with opening corresponding to measured
thickness of fork shank in Step a above. (e.g. for N 1.75
use N 1 .75 opening).
c. If fork enters opening, it is mandatory to replace it.
DANGER OF BREAKING. Furthermore, a 10% reduc-
tion in fork blade thickness results in 20% reductions in
operating capacity.
Fork Tip Alignment
Length of Forks 3% Dimension
914 mm (36 in) 27 mm (1.10 in)
1067 mm (42 in) 32 mm (1.26 in)
1219 mm (48 in) 37 mm (1.46 in)
1. TIP ALIGNMENT (MUST BE WITHIN 3% OF FORK LENGTH)
2. CRACKS
3. LATCH DAMAGE
4. HEEL OF FORK (MUST BE 90% OF DIMENSION “X”)
5. HEEL WEAR
Figure 16. Check the Forks
Maintenance
67
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