JLG 600SC_660SJC Service Manual - Manual (Page 145)

SECTION 6 - UNDERCARRIAGE
3120898 – JLG Lift – 6-41
6.12 FINAL DRIVE
Removal
Start by separating the track assembly. Refer to Disassem-
bly and Assembly, "Track - Separate".
NOTE: Care must be taken to ensure that fluids are con-
tained during performance of inspection, mainte-
nance, testing, adjusting and repair of the product.
Be prepared to collect the fluid with suitable contain-
ers before opening any compartment or disassem-
bling any component containing fluids.
Dispose of all fluids according to local regulations
and mandates.
AT OPERATING TEMPERATURE THE HYDRAULIC OIL IS HOT
AND UNDER PRESSURE. HOT OILS CAN CAUSE BURNS.
TO PREVENT POSSIBLE PERSONAL INJURY, RELEASE THE
PRESSURE IN THE IMPLEMENT HYDRAULIC CIRCUIT (BOOM,
STICK, BUCKET, AND SWING), TRAVEL CIRCUITS, AND THE
HYDRAULIC OIL TANK AT THE FILLER CAP BEFORE ANY
HYDRAULIC LINES OR COMPONENTS ARE DISCONNECTED OR
REMOVED.
R E M O VE T H E TI L L E R C A P O N L Y W H E N T H E EN G I N E I S
STOPPED AND THE FILLER CAP IS COOL ENOUGH TO TOUCH.
1. Release the hydraulic system pressure. Refer to Dis-
assembly and Assembly, Hydraulic System Pressure
- Release" in this manual.
2. Remove four bolts (1) and the washers. Remove
cover (2) from the inside rear of the undercarriage
frame.
3. When two tube assemblies (3) are disconnected
from the travel brake valve, oil will flow from the tube
assemblies. Place a suitable pan under the tube
assemblies in order to collect the drain oil. Discon-
nect two tube assemblies (3) from the travel brake
valve. Put plugs in the ends of the tube assemblies.
Plugs prevent hydraulic oil loss. Plugs prevent con-
taminating the hydraulic system.
4. When hose assembly (4) and hose assembly (5) are
disconnected from the travel motor, oil will flow from
the hose assemblies. Place a suitable pan under the
hose assemblies in order to collect the drain oil. Dis-
connect tube assembly (4). Disconnect tube assem-
bly (5). Put plugs in the ends of the hose
assemblies. Plugs prevent hydraulic oil loss. Plugs
prevent contaminating the hydraulic system.
5. Remove elbow (6) from the travel motor.
Table 6-18. Final Drive Required Tools - Removal
Tool Part # Description Qty.
A 138-7574 Link Bracket 1