Warning – Harrington Hoists and Cranes MCR Trolley User Manual
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3.0 Pre-operational Procedures
3.1
Assembly and Adjustment
3.1.1
When the MCR trolley is combined with a hoist, follow and complete all pre-operational procedures
provided with the hoist. For Harrington TCR model hoists, follow the pre-operational procedures in the TCR
Owner's Manual in conjunction with all information provided in this section for mounting and air hose
connections.
3.1.2
In addition to the information and procedures provided in this section for the MCR trolley, there are specific
details for using TCR hoists with MCR trolleys. Special mounting and air hose considerations must be
taken if the trolley is used with a hoist other than a TCR model.
3.1.3
WARNING
Never attempt to hook mount a hoist directly to the Suspension Shaft on air trolleys.
These trolleys are designed to be used with a suspender only.
3.1.4
Preparing TCR hoists for use with MCR trolley.
For Single fall hoists (TCR250P, 500P, 1000P, 3000P)
Remove the Top Hook Assembly from the hoist and install the suspender as follows:
1)
Refer to
Figure 3-1
.
2)
Remove the top pin, yoke and top hook.
3)
To remove the top pin, yoke and top hook on the TCR1000P loosen and remove the 3 bolts holding the
gear section onto the main body. Rotate the gear section clockwise to allow the top pin to removed.
4)
Place the suspender on the top of the hoist. Line up the holes for the hoist main body and suspender.
Reinsert the top pin.
5)
Reassemble the remaining hoist components in reverse order of disassembly.
For Double fall hoists (TCR1000P2, 2000P2, 6000P2)
Remove the Top Hook Assembly and Load Chain from the hoist and install the suspender as follows:
1)
Refer to
Figure 3-2
.
2)
Loosen and remove the bolt attaching the load chain to the top hook yoke.
3)
Remove the load chain from the top hook yoke.
4)
Remove the top pin, yoke and top hook.
5)
To remove the top pin, yoke and top hook on the TCR2000P2 loosen and remove the 3 bolts holding
the gear section onto the main body. Rotate the gear section clockwise to allow the top pin to
removed.
6)
Place the suspender on the top of the hoist. Line up the holes for the hoist main body and suspender.
Reinsert the top pin.
7)
Reassemble the remaining hoist components in reverse order of disassembly
8)
Reattach the no load side of the load chain to the load chain mounting hole in the suspender.