3-Position (Fnr) Electric Control - Danfoss T90 Series Service Manual

Service Manual
Series T90 Axial Piston Pumps
Minor repair

3-Position (FNR) electric control

62 | © Danfoss | March 2020
2. Position the control on the housing. Insert the control linkage pin into the swashplate link.
Hydraulic/Electric displacement control
M11
d
3. With the control in position, move control assembly left and right to check engagement of pin in the
link. Proper engagement is indicated by an increasing resistance as the control is moved away from
center position. Non-engagement of pin is indicated by lack of spring force. In case of non-
engagement, remove control and repeat the above procedure.
4. Align the control gasket and install the screws. Torque the screws to 16 N•m [12 lbf•ft].
Install a sealing washer under the head of any mounting screws that are installed into through holes
in the housing.
Removal
1. Thoroughly clean external surfaces prior to removal of control.
2. Using a 4 mm internal hex wrench, remove the four solenoid valve mounting screws (W702). Remove
the solenoid valve (W701) (with O-rings (W701A) and orifice) from the adapter plate.
3. Using a 5 mm internal hex wrench, remove the six adapter plate mounting screws (M90). Remove the
adapter plate and gasket (M11) from the housing. Discard the gasket.
C
Caution
Protect exposed surfaces and cavities from damage and foreign material.
M90 (x6)
I
5 mm
16 N•m [12 lbf•ft]
M1
T30
P106 187E
AX216086485386en-000101
T
T40