Product Manual

- 02 -
Table 1 – Crane Reactions
Crane model
500 lbs
1000 lbs
2000 lbs
Mast moment
Suggested
Bolt size
M10
M16
M16
Axial force
Pedestal Base only
①
in-lb
21,000
36,000
91,200
N.m
2,373
4,068
10,306
Lb
2,121 lbs
1,756 lbs
4,447 lbs
N
9,435
7,811
19,781
Torque for grade
8.8 fasteners
without lubrication
N.m
40
200
200
②
②
Base installed
upright
Base installed
flush
Figure 2B
① Force in tension
② Crane at 45°
2. Put the mast into the base. This mast can rotate 360°.
See Figure 4.
Figure 4
Assembling the Crane For 500 Lb series cranes
Figure 3
1. There are two different types of bases. One style is a pedestal
and the other is a socket base. (Both of these are optional
accessories)Before installing the base, fix the roller to the
bottom of the base. After the base is installed, insert the
nylon sleeve as shown in Figure 3.
roller roller
500 lb series pedestal base 500 lb series socket base