Hc Edc Control Repair - Danfoss Series 40 M46 Service Manual

Service Manual
Series 40 M46 Variable Pumps
Minor repair

HC EDC Control Repair

© Danfoss | September 2017
2. Install servo covers. See
Displacement limiter
instructions.
EDC/HDC orifice repair
934
901
2161
1403
1404
902
115
9/16 in
1. Using a 5 mm internal hex wrench, remove the six cap screws (D250).
2. Remove the control module and gasket (D150). Discard the gasket.
3. Inspect the machined surfaces on the control and top of the pump. If you find any nicks or scratches,
replace the component.
4. Install a new gasket (D150).
Ensure that you install the dowel pins (D300) in the housing before installing the control.
on page 28, for servo cover removal and installation
920
3/8 in
921
3/8 in
P106 655E
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