JLG 600SC_660SJC Service Manual - Manual (Page 138)

SECTION 6 - UNDERCARRIAGE
6-34 – JLG Lift – 3120898
1. Drain the oil from the final drive into a suitable con-
tainer for storage or disposal. The capacity of the
final drive is 2.1 US gal (8 L).
2. A small amount of oil will drain from hose assem-
blies (1) and (2) when the hose assemblies are dis-
connected from the travel motor. Place a pan under
the travel motor in order to contain the drain oil. Dis-
connect hose assemblies (1) and (2) from the travel
motor. Put plugs in the ends of the hose assemblies.
Plugs prevent oil loss. Plugs prevent contaminating
the hydraulic system.
3. Remove two of the three bolts (3) that hold the travel
motor to the final drive.
4. Install tooling (B) in the place of the two bolts that
were removed. Fasten Tooling (A) and a suitable lift-
ing device to travel motor (4), as shown. Remove the
remaining bolt (3). Carefully pull travel motor (4)
from the machine. The weight of the travel motor is
approximately 110 lb (50 kg).
5. Remove the O-ring seal from the body of the travel
motor.
6.9 TRAVEL BRAKE VALVE
Disassembly
Start by removing the travel brake valve. Refer to Disas-
sembly and Assembly, "Travel Brake Valve - Remove and
Install" in this manual.
NOTE: Mark all of the components during the disassembly
of the travel brake valve. Make sure that the marks
are used during the assembly of the travel brake
valve. Do not mix the parts.
1. Thoroughly Clean the outside of the travel brake
valve prior to disassembly.
2. Remove plate (1) from travel brake valve (2).