Parts Manual User guide

3120827 5-9
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SECTION 5 CYLINDERS
FIGURE 5-3. LEVELING JACK CYLINDER ASSEMBLY (HYDRAULIC JACK OPTION -
RECOMMENDED SERVICE REPLACEMENT CYLINDERS)
FIG & ITEM # PART NUMBER DESCRIPTION QTY. REV.
LEVELING JACK CYLINDER ASSEMBLY Ref.
1684216 Prior to S/N 101615 (Service Replacement Cylinder) Ref. A
1684217 S/N 101615 to Present (Service Replacement
Cylinder)
Ref.
A
Note: Leveling Jack Cylinders p/n 1682720 &
1683966 with screw-in pad pivot ball were used in
regular production. In place of the production cylin-
ders, JLG recommends using p/n 1684216 for
machines built prior to S/N 101615 and 1684217 for
machines built S/N 101615 to present when replac-
ing a complete cylinder. Replacement cylinders
have the pad pivot ball welded to the cylinder rod.
Parts for both the production and the recom-
mended replacement cylinders are shown in Sec-
tion 5. Identify your cylinder before ordering parts.
Ref.
1 0100011 Loctite #242 (Not Shown) A/R
2 0100035 Loctite #222 (Not Shown) A/R
3 to 5 Not Used
6 1120108 Retainer 1
7 1681283 Head 1
8 1684206 Rod, Cylinder 1
9 1682721 Barrel Weldment (Cylinder p/n 1684216) 1
1683967 Barrel Weldment (Cylinder p/n 1684217) 1
10 2220885 Plug (Cylinder p/n 1684216) 1
2220883 Plug (Cylinder p/n 1684217) 2
11 Not Used
12 3300465 Locknut 1
13 4846584 Pad, Jack 1
14 3480092 Piston 1
15 3573513 Plate 1
16 to 17 Not Used
18 Kit Ring, Wear 1
19 Kit Ring, Guidelock 2
20 Kit O-Ring 1
21 Kit O-Ring 1
22 Kit Wiper, Rod 1
23 Kit Seal, Rod 1
24 Kit Seal 2
25 Not Used
26 Not Required Valve, Counter Balance (Cylinder p/n 1684216) 0
4640495 Valve, Counter Balance (Cylinder p/n 1684217) 1
27 4640613 Valve, Check (Cylinder p/n 1684216) 1
4641156 Valve, Check (Cylinder p/n 1684217) 1
7011345 Cartridge (Cylinder p/n 1684217) 1
2900770 Kit, Seal (Cylinder p/n 1684217) 1
28 3760460 Ring, Retainer 2
29 3900321 Screw 1/2”-13NC x 1 1/4” 3
30 4713000 Washer 1 1/4” 1
— — — — — — — — — —
2901941 Seal Kit (Includes Items 18-24) 1