4-31
Published 10/19/2017, Control # 618-00
GRT880 SERVICE MANUAL BOOM
the cylinder. Do not allow extend cables to cross each
other.
Install cable retaining plate (520) to sheave head
weldment (506) using two bolts, washers, and lock
washers (530, 531, 538) (see Figure 4-60).
7. Install ends of the five extend cables (6) into cable
keeper (518) and secure in place using plate (519) and
two bolts, washers, and lock washers (537, 531, 530)
(see Figure 4-62).
8. Position tele 3 (401) upside down on adequate supports
in front of telescope cylinder #1 (502).
9. Install two retract cables (7) through tele 3 (401). Secure
each retract cable (7) to front of tele 3 (401) using a
washer (9) and two nuts (8) (see Figure 4-63).
FIGURE 4-60
9044-6
6
520
509
506
Reference Only