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TM 55-1905-223-24-9
1-9. Equipment Data. Reference data for the steering gear is given in Table 1-1. Also see the equipment data given in
the operator's manual, TM 55- 1905-223-10.
Table 1-1. Steering Gear Equipment Data
Reference Data
Twin Pumpset
Model TA30D
Overall dimensions
48" long, 45-3/4" wide, 24-1/8" high
Overall net weight
860 lbs dry; 1014 lbs wet
Hydraulic vane pump
Part/model: 80-100051 (V20- 1 P7S- 1 C- 11)
Output flow
9.5 gpm
Reservoir capacity
30 U.S. gal. (22 gal. to fill)
Maximum allowable roll and pitch
26 degrees
Rudder torque - continuous
13L Ton-Ft
Rudder control range
35x 2 (port and starboard)
Single pump hard-over time
15 seconds
Twin pump hard-over time
7.5 seconds
System relief valve setting
930 psi
Double acting relief/bypass/shutoff
1 160 psi
valve setting
Pressure gauge range
2000 psi
Solenoid valve voltage
24 Vdc
Inlet line strainer
20 gpm rated capacity
.010 in. (60-wire mesh)
Inlet line filter
10 gpm rated capacity
25 micrometer filtration
100 psi operating pressure
Oil level indication
Isolated visual sight gauge
Low level alarm sensor
Reed switch
Cylinders (2 per shipset)
Model L100-650
Piston rods
Chrome plated steel
Rudder stops
Integral and adjustable
527 cubic inches
Motors (2 per shipset)
Baldor Series 30 Model 80-120055
Totally enclosed drip-proof
Rated HP & FL speed
10 H.P. at 1750 rpm
230 Vac - 3 phase Delta
60 Hz - 7.5 kw
Current rating
26 Amp at 230 Vac
Starting method
Direct across line
Rotating speed
1725 rpm
Bearing type
Ball bearing
Emergency Helm Pump
Model B3
Oil pumping capacity
6.33 cubic inches/rev
Header tank capacity
1/2 U.S. gal
Oil level monitoring
Visual sight gauge
Change 1 1-17


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