Page 35 - TPM Issue2

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incorporated to the rear of the chassis of the boom is not realistic to the
and the compliment of ballast is full-sized machine and it cannot be
permanently fitted, complete with dismantled or reconfigured, so all
three versions have the same length of
chains and the lifting mechanisms.
Out of the box, each version is boom. To achieve the walkways on
the back of the boom, a clear plastic
fully assembled and rigged
strip, printed with a fine mesh pattern
which is a great to see,
has been used and this is an effective
models can be difficult so
panels.
particularly as reeving compromise to using photo-etch
a ready to go offering will
The winch for controlling the boom
please many collectors.
The negative side of can be operated by removing the
this is that the design side panel and inserting one of the Above:
winding keys. Lifting the boom works All the safety railings are made from metal and
fine, but trying to lower the boom is are soft enough to adjust any that are out of line.
very difficult, as the cable doesn’t
want to move freely, so a lot of force
is needed on the A-frame to get the
pulleys to rotate. This is the same for
all three versions. The two main
winches work well, and have a
braking system so that the attachment
can be held in place.

The dragline bucket uses chains for
the connection to the two winches,
one for lifting and one to drag the Above:
bucket in. The holes in the bucket are The model is fitted with a Maxcab cabin with
replicated interior.
a little oversized but this does help
to reduce the weight a little. The
clamshell is mechanical in operation,
requiring both winches to be driven at
the same time for full operation. The
same can be said for the diaphragm
wall grab which has toothed clams
and an inner mechanism which opens
and closes the grab depending on
which winch is operated.

Overall, each of the three Above:
configurations are nicely All counterweight segments are permanently
implemented with plastic used secured.
sparingly, giving them a
substantial weight with
a high-quality paint finish
and authentic placement
of the markings and
logos.

Above:
The A-frame uses brass pulleys which work fine
when raising the boom.

Above:
The mechanical diaphragm
wall grab is fully functional.
Winter 2019 - TPMMW Magazine 35