TM 5-3805-248-23-2
STEERING CONTROL VALVE MAINTENANCE - CONTINUED
0312 00
TESTING RELIEF VALVE
NOTE
Hydraulic pressure must be vented before beginning testing and adjustment procedures (WP 0231 00).
1.
Remove plug (71) and preformed packing (70). Discard preformed packing.
2.
Connect hydraulic pressure gage in plug (71) hole.
19
18
STEERING CONTROL
17
VALVE
70
71
394-983
3.
Operate engine (TM 5-3805-248-10).
4.
Operate engine at high idle.
5.
Test oil pressure at steering control valve. Gage must read 110-140 psi (758-965 kPa).
6.
Turn steering full right and hold.
7.
Record pressure at steering control valve. Gage must read approximately 2,250 psi (15,513 kPa). Refer to step 14 if
reading is incorrect.
8.
Shut down engine (TM 5-3805-248-10).
WARNING
Some components are under spring tension. Wear eye protection and use caution when disassembling them,
to avoid injury.
9.
Remove plug (19) and preformed packing (18). Discard preformed packing.
10.
Adjust steering control valve. Add shim(s) (17) to increase pressure and remove shim (17) to decrease pressure. See
0312 00-14
