Inspection; Assembly - Danfoss 51 Series Service Manual

Bent axis motors two position controls

Hide thumbs Also See for 51 Series:

Table of Contents

Service Manual

N2 Controls

Series 51 Two Position Controls Service Manual

Inspection

Clean and inspect components for damage or foreign material. Replace damaged parts as necessary.

1. Lubricate and install new O-ring (M12) to plug (M10).

2. Install the plug (M10) to the four-way valve cavity in the end cap.

3. Using petroleum jelly to retain them, install new interface O-rings (G36, G38, G42) on the end cap, or

install gasket (G420).

4. Install cover plate (M1).

5. Install screws (M14). Torque as shown in the table.

6. If previously removed, install a new seal washer (M16) on plug (M18). Using a 13mm hex wrench,

torque to 18 N•m [13.3 lbf•ft].

7. Using a 3 mm internal hex wrench, install orifices (T1, T2, T3) if used. Torque to 6 N•m [4 lbf•ft].

8. Lubricate and install new O-rings (G30A) onto plugs (G30). Using a 3 mm internal hex wrench, install

plugs. Torque to 9 N•m [7 lbf•ft].

11009442 • Rev CA • January 2015

Table of Contents