TM 10-3930-675-24-2
TOPHANDLER AND STEERING HYDRAULIC PUMPS ADJUSTMENT - CONTINUED
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STEERING PUMPS NOS. 1 AND 2 STANDBY AND OPERATING HYDRAULIC PRESSURE ADJUSTMENT
STEERING HYDRAULIC
PUMP NO. 2
STEERING
HYDRAULIC
PUMP NO. 1
STEERING
HYDRAULIC
PUMP NO. 1
ADJUSTING
VALVE
STEERING HYDRAULIC
PUMP NO. 2
ADJUSTING VALVE
1.
Access maintenance diagnostic menus by entering diagnostic code "12443" into driver's ECS display panel (TM 10-
3930-675-10).
2.
Using left/right arrows, locate DIAG EXTRA FUNCT menu, then press "Enter".
3.
Using left/right arrow, locate EXTRA FUNCT screen 2 (13) and press "+" button to turn OFF hydraulic pumps.
4.
Connect hydraulic pressure test gage to hydraulic test point no. 6 for steering pump no. 1 or test point no. 7 for steering
5.
Remove protective caps (1) and washers (2) from steering pump adjusting valves (3).
6.
Start engine (TM 110-3930-675-10).
7.
Note steering pump standby hydraulic pressure on test gage. Pressure should be 261 psi (18 bar).
a.
If pressure is correct, no adjustment is required.
b.
If pressure is not correct, loosen adjusting screw jamnut (4) and turn adjusting screw (6) inward to increase pres-
sure and outward to decrease pressure. Secure adjusting screw with jamnut.
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