Terex TR60 Maintenance Manual page 370

and brake control tank and drain the oil. Refer to
Section 220-0040, STEERING AND BRAKE
CONTROL TANK. Reinstall drain plug in hydraulic
tank and tighten securely.
4. If required, remove inter-connecting hose
assembly (3, Fig. 5) from access cover (3). Fit
blanking cap and plug to hydraulic line and tank port.
Remove bolts (7), lockwashers (8), access cover (3)
and gasket (15) from hydraulic tank (1). Discard
gasket (15).
5. Remove lockwire (31) securing suction screens (18)
in hydraulic tank (1).
6. Using a suitable tool, as shown in Fig. 6, unscrew
suction screens (18) by turning hexagon head at
neck of each suction screen.
7. Remove relief valve (19) assembly. Disassemble
relief valve (19) assembly by removing, cap (21),
shim (23), spring (22) and poppet (20).
WARNING
Splashing liquid. Wear a suitable face shield
when using compressed air to dry tank and
components.
8. Clean suction screens (18) and hydraulic tank (1)
with paraffin and dry with compressed air. Inspect for
damage and renew if necessary.
9. Assemble relief valve (19) in reverse order to
disassembly. Thoroughly clean and dry threads on
relief valve (19) and tank port and apply Loctite
Activator 'T' to threads. Apply Loctite 242 to threads of
relief valve (19) and install relief valve assembly in
hydraulic tank (1).
10. Insert lockwire (31) in suction screens (18) and
install suction screens in hydraulic tank (1). Secure
suction screens (18) in hydraulic tank (1) using a
suitable tool, as shown in Fig. 6.
11. Join ends of lockwire (31) and secure suction
screens (18) together with lockwire (31).
Note: Do not grip the body of suction screens (18).
Use a suitable tool, as shown in Fig. 6, to grip the
hexagon head at the neck of each suction screen.
12. Install new gasket (15) and access cover (3) on
hydraulic tank (1) and secure with bolts (7) and
lockwashers (8). Remove blanking cap and plug from
hydraulic line and tank port and install inter-
SM 1595 12-98
Body System - Body and Disc Brake Cooling Tank
connecting hose assembly (3, Fig. 5) to access
cover (3).
13. Fill hydraulic tank (1) and steering and brake
control tank to correct level with hydraulic oil as
specified in Section 300-0020, LUBRICATION
SYSTEM. Install filler cap (5).
14. Start the engine and raise and lower the body to
charge the system. Switch off the engine and check oil
level as described under 'Checking Oil Level'. Remove
wheel blocks.
Breather
Remove and clean breather (1, Fig. 4) at the interval
specified in Section 300-0020, LUBRICATION SYSTEM.
Replace breather if cleaning is not sufficient.
TANK ASSEMBLY
Removal
Numbers in parentheses refer to Fig. 1, unless
otherwise specified.
To prevent personal injury and property
damage, be sure wheel blocks are properly
secured and of adequate capacity to do the job
safely.
1. Position the vehicle in a level work area, be sure
the body is fully lowered, apply the parking brake
and switch off the engine.
2. Block all road wheels.
3. With suitable containers in position, remove drain
plug (17) from hydraulic tank (1) and drain the oil.
Reinstall drain plug (17) in hydraulic tank (1) and
tighten securely. Remove drain plug from steering
and brake control tank and drain the oil. Refer to
Section 220-0040, STEERING AND BRAKE
CONTROL TANK. Reinstall drain plug in hydraulic
tank and tighten securely.
4. Ensure all hydraulic lines connected to hydraulic
tank (1) assembly are identified for ease of installation
and, with suitable containers available to catch
leakage, disconnect all hydraulic lines. Fit blanking
caps and plugs to all hydraulic lines and tank ports.
5. Disconnect breather line (6, Fig. 4) from elbow
(5, Fig. 4). Fit blanking caps to line.
WARNING
Section 230-0040
5