SECTION 3 - CHASSIS & TURNTABLE
3121659
– JLG Lift –
3-29
IF REUSING PISTONS, INSTALL THEM IN ORIGINAL BLOCK BORES.
5.
Install pistons (11) to slipper retainer (12). Install piston/
retainer assembly in cylinder block. Ensure concave sur-
face of retainer seats on the ball guide. Lubricate pis-
tons, slippers, retainer, and ball guide before assembly.
Set cylinder kit aside on a clean surface until needed.
6.
Install journal bearings (13) into housing seats. Use
assembly grease to keep bearings seated during assem-
bly. Ensure locating nubs drop into cavities in seats. If
reusing bearings, install them in original location and
orientation. Lubricate journal bearings.
7.
Install swashplate (14) in housing. Tilt swashplate and
guide servo lever ball into its socket in servo piston rod.
Ensure swashplate seats into journal bearings and
moves freely. Lubricate swashplate running surface.
8.
Press front shaft bearing (15) onto shaft (16). Press bear-
ing onto shaft with lettering facing out. Lubricate bear-
ing rollers. Install snap-ring (17) on shaft.
9.
While holding swashplate in place, turn housing on its
side. Install shaft/bearing assembly into housing from
flange end. Install snap ring (18).
14
13
13
13. Journal Bearings
14. Swash Plate
Figure 3-21. Swash Plate and Journal Bearing
15. Front Shaft Bearing
16. Shaft
17. Snap Ring
18. Snap Ring
Figure 3-22. Shaft and Front Bearing
Summary of Contents for JLG 450AJ
Page 2: ......
Page 32: ...SECTION 1 SPECIFICATIONS 1 18 JLG Lift 3121659 NOTES...
Page 80: ...SECTION 4 BOOM PLATFORM 4 2 JLG Lift 3121659 Figure 4 1 Boom Assembly...
Page 81: ...SECTION 4 BOOM PLATFORM 3121659 JLG Lift 4 3 Figure 4 2 Main Boom Assembly Sheet 1 of 2...
Page 82: ...SECTION 4 BOOM PLATFORM 4 4 JLG Lift 3121659 Figure 4 3 Main Boom Assembly Sheet 2 of 2...
Page 83: ...SECTION 4 BOOM PLATFORM 3121659 JLG Lift 4 5 Figure 4 4 Upper Boom Assembly...
Page 84: ...SECTION 4 BOOM PLATFORM 4 6 JLG Lift 3121659 Figure 4 5 Jib Assembly...
Page 118: ...SECTION 4 BOOM PLATFORM 4 40 JLG Lift 3121659 NOTES...
Page 156: ...SECTION 5 BASIC HYDRAULIC INFORMATION HYDRAULIC SCHEMATICS 5 38 JLG Lift 3121659 NOTES...
Page 164: ...SECTION 6 JLG CONTROL SYSTEM 6 8 JLG Lift 3121659 Figure 6 2 Tilt Sensor Location...
Page 169: ...SECTION 6 JLG CONTROL SYSTEM 3121659 JLG Lift 6 13 Figure 6 7 Analyzer Connecting Points...
Page 181: ...SECTION 6 JLG CONTROL SYSTEM 3121659 JLG Lift 6 25 Figure 6 19 Platform Module Sheet 1 of 2...
Page 182: ...SECTION 6 JLG CONTROL SYSTEM 6 26 JLG Lift 3121659 Figure 6 20 Platform Module Sheet 2 of 2...
Page 224: ...SECTION 6 JLG CONTROL SYSTEM 6 68 JLG Lift 3121659 NOTES...
Page 340: ...SECTION 7 BASIC ELECTRICAL INFORMATION ELECTRICAL SCHEMATICS 7 116 JLG Lift 3121659 NOTES...
Page 341: ......