JLG X23J - X700AJ Service Manual - Manual (Page 379)

SECTION 3 - CHASSIS & TURNTABLE
3-352 – JLG Lift – 3121448
27. Remove pulley (2) from crankshaft (4).
28. Remove woodruff key (1) from crankshaft (4).
INSTALLATION PROCEDURE
29. Ensure that the following components are clean and
free from damage: the taper of the crankshaft, the
woodruff key, and the bore of the crankshaft pulley.
Replace any components that are damaged. Ensure
that the taper of the crankshaft and the bore of the
crankshaft pulley are clean and dry before assem-
bly.
30. Install woodruff key (1) to crankshaft (4).
31. Install crankshaft pulley (2) to crankshaft (4).
32. Lubricate nut (3) with clean engine oil and install the
nut.
For 402D-05 and 403D-07 engines, tighten nut (5) to
a torque of 93 N·m (69 lb ft).
End By:
a. Install the V-belt to the engine. Refer to Disas-
sembly and Assembly, “V Belts Remove and
Install”.
CRANKSHAFT FRONT SEAL - REMOVE AND INSTALL
REMOVAL PROCEDURE
Start By:
a. Remove the crankshaft pulley. Refer to Disas-
sembly and Assembly, “Crankshaft Pulley -
Remove and Install”.
KEEP ALL PARTS CLEAN FROM CONTAMINANTS. CONTAMI-
NANTS MAY CAUSE RAPID WEAR AND SHORTENED COMPONENT
LIFE.
1. Use a 4 mm (0.158 inch) drill in order to make three
holes in crankshaft front seal (2).
ENSURE THAT THE MAIN LIP IS USED IN ORDER TO REMOVE
THE CRANKSHAFT FRONT SEAL. DO NOT DAMAGE THE EDGE OF
THE HOUSING FOR THE CRANKSHAFT FRONT SEAL.
NOTE: Do not damage the crankshaft during the removal
process of the crankshaft front seal.
Required Tools
Tool
Part
Number
Part Description Qty
A 27610311
Slide Hammer Puller
1