Harrington Hoists and Cranes SMR Trolley - Manual (Page 12)

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3.1.5 Trolley Assembly
1) Refer to Figure 3-3 .
2) Remove the Shaft Stopper Pin, Side Plate S, and Spacers from the Suspension Shaft. For beam
flanges that are wider than the standard range, different suspension shaft and/or spacer
arrangements are provided. Refer to
Table 3-1 .
3) Insert the Suspension Shaft to Side Plate G and attach it with the Suspension Shaft Bolt, Slotted
Nut and Split Pin (cotter pin). Refer to
Figure 3-5 and insure that correct Suspension Shaft holes
are used. Securely bend both branches of the Split Pin after insertion.
4) Referring to Figure 3-8, Table 3-1 and Table 3-2 install the inner adjusting Spacers and Suspender
on the Suspension Shaft. Use all of the Spacers provided with the trolley. If the beam width is not
listed in
Table 3-2 , use the next size smaller and make adjustments in accordance with Section
3.1.6 .
5) Place Side Plate S into the Suspension Shaft.
6) Install the outer adjusting Spacers on the Suspension Shaft outside of Side Plate S. Insert the
Shaft Stopper Pin into Hole "A" so that Split Pin is to the left when seen from the front side of trolley
switch box. Temporarily install the split pin in the Shaft Stopper Pin and bend the split pin slightly to
hold it in place. The split pin should be fully bent after checking and attaining the proper beam
flange adjustment.
7) Insert the Trolley Fixing Shaft through Side Plate G, Suspender T and Side Plate S. Secure it to
Side Plate G with the two split pins. Securely bend both branches of the Split Pin after insertion.
Figure 3-3 Assembling the Trolley