Displacement Control Filter Screens; Speed Sensor - Danfoss T90 Series Service Manual

Service Manual
Series T90 Axial Piston Pumps
Minor repair

Displacement control filter screens

Speed sensor

64 | © Danfoss | March 2020
If the pump is equipped with control filter screens in the pump housing (late production), press them into
position (with the rounded edge of the filter screens facing the control) until they are flush to 2.0 mm
[0.08 inch] below the surface of the housing.
Filter screen installation
B90
P106 690E
Removal
1. Loosen the lock nut using a 11/16 in hex wrench.
2. Unscrew the speed sensor (B83) from the pump housing. Remove and discard the O-ring (B83A).
Reassembly
1. Install a new O-ring before reinstalling the sensor.
2. Reinstall the speed sensor (with lock nut and O-ring) into the housing. Adjust the gap between the
sensor and the magnetic speed ring as instructed in Speed sensor adjustment (page 46) and torque
the sensor lock nut to 13 N•m [10 lbf•ft].
3. If a speed sensor is not installed, use a 1/4 in internal hex wrench to torque the housing plug (B83) to
40 N•m [30 lbf•ft].
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