Secondary Steering Pump and Electric Motor
154-2563 Secondary Steering Pump and Electric Motor
Show/hide table
 | |
| Illustration 1 | g00104478 |
(1) Secondary steering motor. (2 ) Inlet. (3) Secondary steering pump. (4) Ground terminal. (5) Positive terminal. (6) Outlet. | |
The motor operates at 24 VDC.
Normal operating temperature for the motor is 20°C (70°F).
Type: Gear pump
Test the pump with SAE 10W oil. The oil should be 38°C (100°F).
Test the motor at full speed (24 VDC):
- Output ... 32 L/min (8.5 US gpm)
- Pressure ... 3000 kPa (435 psi)
- Pump Speed ... 2050 rpm
- Relief Pressure ... 6500 + 700 kPa (950 + 100 psi)
- Pressure ... 3000 kPa (435 psi)
Note: The secondary relief valve is built into the secondary steering pump.
Caterpillar Information System:
3114, 3116 and 3126 Industrial, Marine and Generator Set Engines Engine Oil Pressure
793B Off-Highway Truck Cooling System Coolant (DEAC) - Change
793B Off-Highway Truck Cab Air Filter - Clean/Replace
793B Off-Highway Truck Braking System - Test
793B Off-Highway Truck Battery Electrolyte Level - Check
793B Off-Highway Truck Air Tank Moisture and Sediment - Drain
793B Off-Highway Truck Air Dryer - Check
793B Off-Highway Truck Air Conditioner Filter - Clean
3126B Engine for Caterpillar Built Machines Engine Oil Pump
416C, 426C, 428C, 436C and 438C Backhoe Loaders Extendable Stick Lock Control
950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Power Train Trunnion Support (Oscillating Axle, Rear) - Remove and Install
950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Power Train Engine and Transmission Mounting
416C, 426C, 428C, 436C and 438C Backhoe Loaders Fuel System Water Separator - Drain
416C, 426C, 428C, 436C and 438C Backhoe Loaders Fuel Tank Water and Sediment - Drain
IT14G Integrated Toolcarrier Tire Inflation with Air
3054 Engine Alternator and Regulator
3054 Engine Fuel Injection Pump
Caterpillar<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> AP-650B and Barber-Greene<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> BG-225C Asphalt Pavers Safety Messages
Caterpillar<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> AP-650B and Barber-Greene<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> BG-225C Asphalt Pavers Machine Operation Information
784B and 785B Off-Highway Truck/Tractor Hydraulic System Manifold (Pulled Unit)
3126 Industrial Engine Fan Drive Mounting Group
793C Off-Highway Truck Air Dryer Desiccant - Replace
Caterpillar<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> AP-650B and Barber-Greene<COMP-BREAK TAGNAME=cp850>©<COMP-RESUME> BG-225C Asphalt Pavers Changing Speed and Direction
416C, 426C, 428C, 436C and 438C Backhoe Loaders Sideshift Stabilizer Wear Pads - Inspect