TM 10-3930-641-34-1
STEERING HYDRAULIC PUMP (AND BRAKE PUMP) SPECIFICATIONS
(Sheet 1 of 1)
Rotation is clockwise when seen from drive end.
Test at Half Speed:
Type of pump: Gear
Output
17.0 U.S. gpm (64.0 liter/min)
For test, use SAE 10W oil at 1500F (650C)
at a pressure of
100 psi (690 kPa)
LARGE SECTION OF PUMP (Drive end) (Steering)
with pump at
1000 rpm
Test at Full Speed:
with engine at
1000 rpm
Output
93.0 U.S. gpm (352.0 liter/min)
Output
16.0 U.S. gpm (61.0 liter/min)
at a pressure of
100 psi (690 kPa)
at a pressure of
1000 psi (6900 kPa)
with pump at
2000 rpm
with pump at
1000 rpm
with engine at
2000 rpm
with engine at
1000 rpm
Output
90.0 U.S. gpm (341.0 liter/min)
175 10 lb. ft. (240 14 N-m)
at a pressure of
1000 psi (6900 kPa)
with pump at
2000 rpm
85 5 lb. ft. (115 7 N-m)
with engine at
2000 rpm
Test at Half Speed:
Output
43.0 U.S. gpm (163.0 liter/min)
at a pressure of
100 psi (690 kPa)
with pump at
1000 rpm
with engine at
1000 rpm
Output
40.0 U.S. gpm (151.0 liter/min)
at a pressure of
1000 psi (6900 kPa)
with pump at
1000 rpm
with engine at
1000 rpm
SMALL SECTION OF PUMP (Cover end) (Pilot and Brakes)
Test at Full Speed:
Output
36.0 U.S. gpm (136.0 liter/min)
at a pressure of
100 psi (690 kPa)
with pump at
2000 rpm
with engine at
2000 rpm
Output
33.0 U.S. gpm (125.0 lifter/min)
at a pressure of
1000 psi (6900 kPa)
with pump at
2000 rpm
with engine at
2000 rpm
TA098861
2-131