Inspection; Assembly - Danfoss 51 Series Service Manual

Service Manual
HP Controls
Series 51 Hydraulic Proportional Controls Service Manual
Legend
Item
M36

Inspection

1. Clean and inspect all parts.
2. Discard any parts that are worn or damaged.

Assembly

1. Install new O-rings (M30).
2. Install new O-ring (M24).
3. Install plug (M32) with the large chamfer toward the inside of the block.
4. Install shuttle spool (M26).
5. Install plug (M28) with the large chamfer toward the inside of the block.
6. Install pin (M18) in the multiblock.
7. Position the control valve housing on the multifunction block.
8. Install the pilot piston (M14) into the control valve housing over pin (M18).
9. Install spring (M16).
10. Install new gasket (M12).
11. Install control cover (M10).
12. Position control assembly (M1HP) on multifunction block to align the screw holes.
13. Using a 4 mm internal hex wrench, install screws (M36). Torque to 6.4 Nm [4.7 lbf•ft].
11009446 • Rev BA • July 2014
Wrench size
4 mm internal hex
Torque
6.4 Nm [4.7 lbf•ft]
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