Danfoss T90 Series - Control Module Repair

Typical location of speed sensor
E101 095E
B83 O-ring plug
B83
B83A
B83A
40 N•m [30 lbf•ft]
40 N•m [30 lbf•ft]
Control Module Repair
1. Using a 5 mm internal hex wrench, remove the six cap screws (M90).
2. Remove the control module and gasket (M11). Discard the gasket.
3. If necessary, remove orifices (T70/T80) using a 3 mm internal hex wrench. Tag and number them for
re-installation.
4. Inspect the machined surfaces on the control and top of the pump. If you find any nicks or scratches,
replace the component.
5. Install a new gasket (M11).
Ensure that you install the dowel pins (M303) in the housing before installing the control.
6. If you removed screen (D084), install a new one. Install with the mesh facing outward (see drawing).
Proper screen orientation
P106 519E
D084
D084
Incorrect screen
orientation
Correct screen
orientation
Service Manual
Series T90 Axial Piston Pumps
Minor repair
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Danfoss | March 2020 AX216086485386en-000101 | 65