Hydraulic And Electric Displacement Controls - Danfoss T90 Series Service Manual

Service Manual
Series T90 Axial Piston Pumps
Minor repair

Hydraulic and electric displacement controls

© Danfoss | March 2020
Reassembly
1. Using petroleum jelly to retain them, install new O-rings (M96, M96, M97) on the adapter plate. Place
the adapter plate into position and install the screws (M98). Torque the screws to 5.4 N•m [4 lbf•ft].
2. Using petroleum jelly to retain them, install new O-rings onto the solenoid valve assembly (M9) and
install the solenoid valve onto the adapter plate. Install the screws (M92) and torque to 4 N•m [4
lbf•ft].
Solenoid override valve removal/installation
Removal
1. Thoroughly clean external surfaces prior to removal of control.
2. Using a 5 mm internal hex wrench, remove the six control mounting screws (M90). Remove the
control (M1) (with orifice check valve (T40) and spring (T30)) and control gasket (M11) from housing.
Discard the gasket.
C
Caution
Protect exposed surfaces and cavities from damage and foreign material.
Reassembly
1. Install a new gasket (M11). Verify the control orifice check valve and spring (T) are in their proper
position in the control.
M98 (x4)
4 mm
M9
5.4 N•m [4 lbf•ft]
M95
M96
M97
M92 (x4)
4 mm
5.4 N•m [4 lbf•ft]
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