JLG X20JP - X600AJ Service Manual - Manual (Page 167)

SECTION 4 - BOOM & PLATFORM
4-14 – JLG Lift – 3121623
5. Tighten the bolts of the two output cables so that the
threaded terminals come out of 65±3 mm from the
rocker arm. During adjustment keep the ropes
blocked to prevent them turning with the nuts. Make
use of the relevant seat for the wrench on the cable
socket.
Figure 4-21. Nuts for exit cables stop
Figure 4-22. Terminal with seat for anti-rotation key
Figure 4-23.
1. Activate the movement of the extendible arms sev-
eral times and check that the residual loads on the
ropes are 10Nm.
2. This procedure could require several attempts
before it is completed correctly.
3. The adjustment is correct when the ropes do not
emit any noise during extension or return and the
torque value prescribed is reached on all of the
ropes.
4. Once calibration has been concluded, tighten the
counter-nuts and re-mount the sump.