Yale SHAW-BOX

7 Inspection and maintenance
68 03.2018
ba-o.2.6.0-us-1.1-y | A11867501 Rev AA
17. Replace in reverse order.
18. Ensure that the check hole for measuring the air gap is aligned with the opening in
the fan wheel cover.
19. Lock stud screws (6) with locking varnish.
20. Observe tightening torques of fixing screws (8) (see following table).
Hoist motor type
Hoist brake
Smax.
a
Tightening
torque
[in]
[in]
[lb
f
ft]
4HS3
NM38730
0.024
1
7
4HS5
NM40940
0.031
1
16
4HS7
NM40951
0.031
1.2
16
4HS8
NM40980
0.035
1.2
16
4HSA
NM40980
0.035
1.2
16
Tab. 33
21. Check brake data according to rating plate on hoist motor!
7.8 Travel motor brake
See instructions for travel motors.