Section 1: Assembly & Set-Up
SGS1566 & SGS1578 Skeleton Grapples 380-053M
5/2/23
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Installation of Optional Shields
Refer to Figure 1-4:
1. On the left-hand side, remove hex flange locknuts
(#7), bolts (#5 & #6), and pull pivot pins (#2 & #3).
Discard bolt (#6). Keep remaining hardware for
reuse.
2. Slide optional cylinder shield (#1) over hydraulic
cylinder (#8) as shown until pivot holes in shield align
with pivot hole at base of cylinder (#8).
3. Reinsert existing pivot pin (#3) through pivot hole in
shield (#1), clevis plate (A), base of hydraulic cylinder
(#8), clevis plate (B), and out opposite pivot hole in
shield (#1).
4. Secure pivot pin (#3) with new 1/2"-13 x 1 1/2" GR5
cap screw (#6), new spacer (#4), and existing hex
flange locknut (#7). Tighten locknut to the correct
torque.
5. Attach rod end of hydraulic cylinder (#8) to front
clevis plates with existing pivot pin (#2).
6. Secure pivot pin (#2) with 1/2"-13 x 1 1/4" GR5 cap
screw (#5) and hex flange locknut (#7). Tighten
locknut to the correct torque.
7. Repeat steps 1-6 for the right-hand side.
Installation of Optional End Plates
Figure 1-5
Installation of Optional End Plates
Refer to Figure 1-5:
1. Attach left-hand end plate (#2) to left side of grapple
bucket (#1) with nine 1/2"-13 x 1 1/2" GR5 carriage
bolts (#3) and hex flange locknuts (#4).
2. Tighten locknuts to the correct torque.
3. Repeat steps 1 & 2 for the right-hand end plate.
35272
Installation of Optional Cylinder Shields
Figure 1-4
79124
Shield Pivot Holes
Cylinder Pivot Hole