JLG 660SJ Parts Manual User Manual
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SECTION 3 BOOM
S
E
C
T
I
O
N
3
B
O
O
M
.
FIGURE 3-2. BOOM INSTALLATIONS - 600SJ & 660SJ
FIG & ITEM #
PART NUMBER
DESCRIPTION
QTY.
REV.
BOOM & CYLINDERS INSTALLATIONS
Ref
0255292
600SJ (Front Entry Platform Machines Prior to
SN 0300061927)
Ref
10
0271318
600SJ (Front Entry Platform Machines SN 0300061927 to
SN 0300068000)
Ref
3
0272134
600SJ (Side Entry Platform Machines)
Ref
2
0255291
660SJ (Front Entry Platform Machines Prior to
SN 0300061927)
Ref
11
0271317
660SJ (Front Entry Platform Machines (SN 0300061927 to
SN 0300068000)
Ref
3
0272130
660SJ (Side Entry Platform)
Ref
2
1
Boom Assembly Options: (See MAIN BOOM ASSEMBLIES
for Breakdown)
1
0801073
600SJ (Prior to SN 0300067538)
0801341
600SJ (SN 0300067538 to SN 0300068000)
0801072
660SJ (Prior to SN 0300067538)
0801336
660SJ (SN 0300067538 to SN 0300068000)
2
1683275
Boom Lift Cylinder Assembly (See CYLINDER SECTION
for Breakdown)
1
3
1683263
Master Cylinder Assembly (See CYLINDER SECTION for
Breakdown)
1
4
Platform Level Cylinder Assembly Options (See CYLINDER
SECTION for Breakdown):
1
1683253
Prior to SN 0300024714
1683418
SN 0300024714 to SN 0300068000
5
Rotator Assembly Options:
1
Use
1001103095
Front Entry Platform (p/n was 0060031 - See ROTATOR
ASSEMBLIES (FRONT ENTRY PLATFORM) for
Breakdown) (Kit p/n 1001103095 includes p/n 0060074
actuator, attaching pin & hardware)
0060066
Side Entry Platform (See ROTATOR ASSEMBLIES (SIDE
ENTRY PLATFORM) for Breakdown)
6
Support, Platform Options:
1
4844790
Front Entry Platform Machines Prior to SN 0300037428
4845682
Front Entry Platform Machines SN 0300037428 to
SN 0300042668
4845703
Front Entry Platform Machines SN 0300042668 to
SN 0300053547
4846081
Front Entry Platform Machines SN 0300053547 to
SN 0300068000
See Note
Side Entry Platform (Note: See Items 201-210)
7
1001094043
Link, Push (was p/n 4844944)
1
8
4844815
Pivot
1
9
4844816
Tube (Top)
1
10
4844817
Tube (Bottom)
2
11
1683258
Articulating Jib Lift Cyl Assy (See CYLINDER SECTION for
Breakdown)
1
12
Pin (Boom Pivot & Lift Cylinder Pivot - T/T End) Options:
2
3422433
Prior to SN 0300041810
3422564
SN 0300041810 to SN 0300068000