JLG 120HX Parts Manual User Manual
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SECTION 3 BOOM
FIGURE 3-5. BOOM LENGTH INDICATOR AND LIMIT SWITCHES INSTALLATION
FIG & ITEM #
PART NUMBER
DESCRIPTION
QTY.
REV.
0250119
BOOM LENGTH/INDICATOR INSTALLATION
Ref.
2
1
0239485
Boom Length Indicator Assembly (See Item 101-106
for Breakdown)
1
2
4300032
Stud (Welded on Part)
4
3
4761400
Lockwasher 1/4"
4
4
3311401
Nut 1/4"-20NC
4
0239485
BOOM LENGTH INDICATOR SUBASSEMBLY
Ref.
D
101
0860575
Indicator Box Assembly (See Items 201-207 for Break-
down)
1
102
4360153
Pendulum
1
103
3910408
Screw #4NC x 1/2"
4
104
4770400
Starwasher #4
4
105
Not Used
106
4460428
Strain Relief
1
0860575
INDICATOR BOX ASSEMBLY
Ref.
E
201
7000637
Potentiometer
1
202
7000638
Switch
1
203
7000639
Spring, Reel
1
204
7012526
Spring, Extension
1
205
7000647
Cable
1
206
3730024
Resistor - 100 Ohms
1
207
7016535
Plate
1
0251020
BOOM LIMIT SWITCHES INSTALLATION (AUSTRA-
LIAN SPEC - PRIOR TO SEPTEMBER 1995 AND ALL
EN280 AND CE SPEC BUILT TO PRESENT)
Ref.
7
301
3534395
Plate, Mounting - Limit Switch
1
302
4360277
Switch, Limit
2
303
4360236
Head, Switch
2
304
4360278
Arm and Roller
2
305
4460052
Connector, Strain Relief
2
306
3900168
Bolt, Socket With Hole #10-24NC x 1 1/2"
4
307
4920140
Wire, Safety
2
308
3533183
Cover (Top Limit Switch)
1
309
4300031
Stud (Welded on Part)
8
310
4761400
Lockwasher 1/4"
8
311
3311401
Nut 1/4"-20NC
8
312
1670579
Cover (Side Limit Switch)
1
313
Not Used
314
4564880
Tube, Cable
3
315
1320040
Clamp, Cable
3
316
1060016
Cable, Electrical - 16/3
50 ft./15.3m
317
1060079
Cable, Electrical - 16/4
52 ft./15.9m