JLG 600SC_660SJC Service Manual - Manual (Page 140)

SECTION 6 - UNDERCARRIAGE
6-36 – JLG Lift – 3120898
5. Install valve (5) in travel brake valve (2). Tighten
valve (5) to a torque of 15 ± 1 ft.lb. (20 ± 2 Nm).
6. Install brake valve (4) in travel brake valve (2).
Tighten brake valve (2) to a torque of 20 +\- 2 Nm
(15 +\- 1 ft. lb.). Install O-ring seal (3) on the travel
brake valve.
7. Install plate (1) on travel brake valve (2).
8. Install the travel brake valve. Refer to Disassembly
and Assembly, "Travel Brake Valve - Remove and
Install" in this manual.
Installation Procedure
1. Make sure that the mating surfaces of the travel
motor and the travel brake valve are thoroughly
clean.
2. Check the condition of the three O-ring seals that
are used between the travel motor and the travel
brake valve. If the O-ring seals are damaged, use
new parts for replacement.
3. Install the three O-ring seals in the travel motor.
4. Place travel brake valve (3) in position on the travel
motor Install six bolts (4) Tighten the six bolts to a
torque of 60± 6 ft.lb. (80± 7 Nm)
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.
5. Check the condition of the O-ring seals that are used
in the ends of two hose assemblies (5). If the O-ring
seals are damaged, use new parts for replacement.
6. Connect two hose assemblies (5) to the travel brake
valve. Tighten the hose assemblies to a torque of 60
± 5 ft. lb. (80 ± 7 Nm).
NOTE: Refer to Operation and Maintenance Manual, "Lubri-
cant Viscosities and Refill Capacities" for the proper
filling procedure and the proper levels for the hydrau-
lic system.
7. Fill the hydraulic oil tank with hydraulic oil to the cor-
rect level.