Danfoss 51 Series Service Manual page 16

Service Manual
PCOR
16
Series 51 Electrohydraulic Proportional Controls Service Manual
3. Position PCOR on multiblock. Install screws (N29). Torque using a 5 mm internal hex wrench to 16
N•m [12 lbf•ft].
4. Lubricate and install spool and spring guide assembly (N20).
5. Install spring (N18) to cavity.
6. Lubricate and install new O-ring (N16J). Install adjustment plug (Z00).
7. Using a 1-1/16 inch hex wrench, install locknut (N14). Do not torque until after PCOR adjustment.
Refer to PCOR Adjustment
8. Lubricate and install a new O-ring (N23A). Using a 1 inch hex wrench, install plug (N23). Torque to 40
N•m [30 lbf•ft].
9. Lubricate and install new O-rings (N27A). Using a 1/8 inch internal hex wrench, install and torque
plugs (N27) to 7 N•m [4 lbf•ft].
11009448 • Rev BA • July 2014
on page 13 for instructions.