Steering Gear’s Hydraulic Pump

BOSCH

Technical condition requirements for removed power steering pumps

1. The external housing, assembling brackets and bolt holes may not be cracked or deformed.

2. Movable mechanisms (axle) may not be seized/blocked.

3. The threaded holes may not be damaged or sheared.

4. The pump may not be strongly corroded (structure stability disturbance).

5. When forming a unit with a pulley, they must be returned together with intact pulley.

6. Pumps with tanks must be equipped with plug. The tank may not be cracked. The piping may not be broken. 

7. The manufacturer's number must be legible and comply with the manufacturer's number.

8. ZF-manufacturer's label is required.

9. If there is no label, the core may be returned in original packaging with index.

Unacceptable examples

Complete core, no signs of disassembly - required

Complete core, no signs of disassembly - required


Missing roller - unacceptable

Missing roller - unacceptable


Missing balls - unacceptable

Missing balls - unacceptable


Core incomplete - unacceptable

Core incomplete - unacceptable


Core incomplete - unacceptable

Core incomplete - unacceptable


Damaged pulley - acceptable

Damaged pulley - acceptable


Damaged pulley - acceptable

Damaged pulley - acceptable


Shaft turns hard or does not turn at all - unacceptable

Shaft turns hard or does not turn at all - unacceptable


Shaft turns hard or does not turn at all - unacceptable

Shaft turns hard or does not turn at all - unacceptable


Shaft turns hard or does not turn at all - unacceptable

Shaft turns hard or does not turn at all - unacceptable


Corrosion - unacceptable

Corrosion - unacceptable


Manufacturer number for parts (starting e.g. with 76..955…) or Bosch spare part number (starting with e.g. 76… or KS…) for parts, Bosch spare part number (starting with e.g. 76… or KS…) on the box

Manufacturer number for parts (starting e.g. with 76..955…) or Bosch spare part number (starting with e.g. 76… or KS…) for parts, Bosch spare part number (starting with e.g. 76… or KS…) on the box


Damaged spline / thread - unacceptable

Damaged spline / thread - unacceptable


Damaged or broken housing - unacceptable

Damaged or broken housing - unacceptable