Danfoss T90 Series - Replace Control Solenoids;Actuator Housing

Replace control solenoids/actuator housing
1. Disconnect electrical/hydraulic connections and remove the three cap screws (M050) using a 4 mm
internal hex wrench.
2. Remove the solenoid/actuator housing (M025) and O-ring (M026). Discard the O-ring.
Individual coils may be replaced. Use a 12 point 26 mm socket. Torque the coil nut to to 5 N•m [3.7
lbf•ft].
3. Inspect the machined surface on the control. If you find any nicks or scratches, replace the
component.
4. Lubricate new O-ring (M026) using petroleum jelly and install.
5. Install solenoid/actuator housing with three cap screws (M90) using a 4 mm internal hex wrench.
Torque screws to 5 N•m [4 lbf•ft].
6. Reconnect electrical/hydraulic connections and test the pump for proper operation. For repair part
information, see the Parts Manual for your model.
Service Manual
Series T90 Axial Piston Pumps
Minor repair
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Danfoss | March 2020 AX216086485386en-000101 | 67