Great Plains 3P1006NT Assembly Instructions - Manual (Page 6)

6 Great Plains Manufacturing, Inc. Front Page Part Lists Lift Assist Update
151-181M Front Page Part Lists 05/05/2011
Install New Lift Assist
Attach Pivot to Caster Arm
Refer to Figure 7
16. Select new lift assist caster arm:
151-184H 1006 LIFT ASSIST CASTER ARM
Select new pivot mount:
151-171H LIFT ASSIST REAR PVT MNT
and one:
151-381D LIFT ASSIST AXLE PIVOT PIN
and two:
161-056D CASTER SPACER
17. Orient the pivot mount with the (front) parallel
arm plates on the pivot lock (front) side of the
pivot arm weldment . The caster stabilizers
are on the rear side of the pivot arm. Align the pivot
holes.
Note: The lock out plunger MUST be facing to the
front of the drill. If it is facing to the rear, the pivot
arm tube is on backwards and must be switched.
Part Damage Risks:
During pivot pin
insertion, take care to avoid damaging the
spacers or dislodging the bushings .
18. Insert one spacer between the front holes of the
pivot mount and pivot arm . From the front,
insert the threaded end of the pin into the pivot
mount. Carefully adjust the spacer position until the
pin passes through it.
19. Insert one spacer between the rear holes of the
pivot mount and pivot arm . Carefully adjust
the spacer position until the pin passes through it.
20. Select one each:
802-060C HHCS 5/8-11X4 GR5
803-024C NUT LOCK 5/8-11 PLT
Align the pin bolt hole with the bolt hole in the
front tube of the pivot mount . From the top, insert
the bolt . Secure with lock nut . Use Grade 2
torque.
21. Select one each:
500-064D WASHER - SAFETY CHAIN SA
803-031C NUT HEX 1-8 PLT
804-027C WASHER LOCK SPRING 1 PLT
At the threaded end of the pivot pin , add a flat
washer , lock washer and nut . Tighten nut
to Grade 2 torque.
Figure 7
Rear Pivot Installation
32150
8
34
37
12
20
82
17
82
20
64
25
18
30
33
68
U
D
F
B
L
R 17
12
18
20
12
8 64
17 68
64
18
20 82
20
12 17
18
20
12 17
30
33
18
12
30 33
25
34
37
18
25 37 34