Terex TR60 Maintenance Manual page 431

6. Test accumulator hydraulically for leakage or
failure at 255 - 276 bar (3 700 - 4 000 lbf/in
Discharge after testing.
INSTALLATION
Numbers in parentheses refer to Fig. 3.
Note: Tighten all fasteners to standard torques listed
in Section 300-0080, STANDARD BOLT AND NUT
TORQUE SPECIFICATIONS.
Note: Tighten all hydraulic lines fitted with ORFS
connections, as described in Section 250-0000,
BRAKING SYSTEM SCHEMATIC. Renew all 'O' rings
where used.
WARNING
Make sure that lifting equipment, blocking
materials and wheel chocks are properly
secured and of adequate capacity to prevent
personal injury and property damage.
1. Position accumulators on mounting bracket with
the oil inlet ports downward.
2. Attach clamps (4) securely with washers (3) and
bolts (1 & 2).
3. Remove caps installed at 'Removal' to prevent dirt
entering the hydraulic lines and accumulator ports.
4. Install hydraulic lines securely to the oil inlet port
at the bottom of the accumulators.
SPECIAL TORQUE SPECIFICATIONS
FIG. NO.
1
SM 1600 12-98
2 ).
ITEM NO.
1D
Braking System - Accumulator
5. Charge the accumulator with Nitrogen gas as
described under the heading 'Charging the
Accumulator' in this section.
6. Check oil level in steering and brake control tank
and add oil if required. Refer to Section 220-0040,
STEERING AND BRAKE CONTROL TANK for
correct fill level, and, use only oil as specified in
Section 300-0020, LUBRICATION SYSTEM.
7. Remove wheel chocks, start the engine and bring
hydraulic oil to operating temperature.
8. Check for oil leaks as the oil pressure increases.
Tighten line connections and fittings as necessary.
MAINTENANCE
Inspect the accumulators regularly for any signs of
leakage or damage.
Every 500 hours
Check the Nitrogen precharge pressure at the
accumulators, prior to checking braking system
pressure. Refer to 'Testing Pre-charge Pressure', in
this section.
SPECIAL TOOLS
Refer to Section 300-0070, SERVICE TOOLS, for
part numbers of special tools referenced in this
section and general service tools required. These
tools are available from your dealer.
ITEM NAME
Locknut
Section 250-0060
TORQUE
Nm lbf in
11 100
5