0136
TM 1-1740-221-13&P&P
ORBITAL VALVE (STEERING) - (CONTINUED)
REMOVAL
WARNING
The use of Personal Protective Equipment (PPE) is required when using or handling hazardous
materials associated with operating and maintaining equipment (jet fuel, hydraulic luid, brake
luid, ethylene glycol, cleaning solvents, compressed air, and engine/axle oil). Failure to use
PPE when handling these materials could result in injury or death.
NOTE
Tag hoses and ittings during the removal process to aid in reinstallation.
1.
Remove orbital valve panel cover (WP 0130).
2.
Disconnect hydraulic hoses (Figure 1, Item 2) from ittings (Figure 1, Item 1).
3.
Remove orbital valve mount bolts (WP 0130).
4.
Remove orbital valve (Figure 1, Item 3) from steering column.
5.
Remove ittings (Figure 1, Item 1).
END OF TASK
INSTALLATION
1. Install ittings (Figure 1, Item 1) on orbital valve (Figure 1, Item 3).
2. Position orbital valve (Figure 1, Item 3).
3. Install orbital valve mount bolts (WP 0130).
4. Connect hydraulic hoses (Figure 1, Item 2) to ittings (Figure 1, Item 1).
NOTE
Remove any air that may have entered the hydraulic system by starting engine and turning
steering wheel full right, then full left. Repeat several times.
5.
Perform Maintenance Operation Check.
6.
Install orbital valve panel cover (WP 0130).
END OF TASK
END OF WORK PACKAGE
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