Rear Support - Grizzly G8712 Instruction Sheet

5.
attach the bottom of the hydraulic cylinder to
the pad on the main support post (figure 6)
with one m16-2 x 85 hex bolt, washer, and
nut.
ram
main
support
post
figure 6. boom assembly.
6.
install the boom on the top of the main
support post (figure 6) with one m18-2 x 110
hex bolt, washer, and nut.
7.
While your assistant holds the boom up,
connect the ram to the boom (Figure 6) with
one m16-2 x 70 hex bolt.
8. insert the boom extension into the boom,
making sure that the slot for chain is facing
down (figure 6).
9.
select one of the four load rating holes in
the boom (figure 6), and secure the boom
extension in that rated load position with one
m16-2 x 90 hex bolt, washer, and nut.
10. attach the chain to the end of the boom
assembly (figure 6) and secure it in place
with one m14-2 x 80 hex bolt, washer, and
nut.
11. tighten all fasteners.
12. make sure hydraulic reservoir is full and
bled. refer to Maintenance on page 15 for
procedures.
-6-
boom
boom
extension
hydraulic
Cylinder
Chain
Assembly (G8713)
to avoid injury when completing these steps,
please get the help of an assistant. When
completed, your new engine crane will look like
the one shown in (figure 7).
figure 7. model g8713 ready for use.
To assemble your crane:
Note: All fasteners must be kept finger tight until
final assembly.
1. using two m14-2 x 120 hex bolts, washers,
and nuts, connect the two intermediate legs
together with the cross tube (figure 8).
Cross
tube
rear
support
rear
support
leg
figure 8. base assembly.
2. insert the two intermediate legs into the rear
support (figure 8), and secure in place with
two m16-2 x 100 hex bolts, washers, and
nuts.
g7812/g7813 engine Crane
intermediate
leg
Front leg