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RAM CRYSTAL - Page 20

RAM CRYSTAL
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SECTION 4 - CARRIAGE
Page 4-5
Rev BJune 2013
Figure 6. Carriage Lifting Cable Attachment.
NOTE:
Slack cable operated safeties shown.
4.6
Install the lifting cables. Note the attachment to the carriage is
assembled in the factory-inspect to ensure cable attachment
bolts are fully threaded onto the locknuts.(Figure 6.)
Refer to counterweight assembly drawing UG135 in
appendix B for all counterweight assembly images.
4.7
Thread the counterweight end of the lifting cable through the
gear drive base frame and over each traction sheave ensuring
that each cable is set into the sheave groove. Note: you will need
to loosen the cable keeper angle bolts to get the cables into the
sheave groove. Tighten bolts once cables are in-place.
4.8
Connect the rope wedge socket to the counterweight as shown
in drawing UG135. Adjust the thread length after the bottom nut
so that it is even on both sides and remove as much slack from
the cable as possible. Jamb the nuts to secure the wedge
socket in place as per UG135 and install the cotter pin in the hole
below the bottom nut.
4.9
Remove the temporary 4x4 support tubes underneath the carriage by lifting the carriage floor from the pit using a
plank lever and blocks. The carriage should now be suspended by the lifting cables.
DO NOT REMOVE COUNTERWEIGHT HANGARS UNTIL CARRIAGE IS FULLY ASSEM BLED