Yale MSW020-E Operating Manual page 69

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.
Length of Forks
914 mm (36 in)
1067 mm (42 in)
1219 mm (48 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
Fork Tip Alignment
3% Dimension
27 mm (1.10 in)
32 mm (1.26 in)
37 mm (1.46 in)
Maintenance
67