Danfoss 51 Series Repair Instructions

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Danfoss 51 Series Repair Instructions Manual pdf 30 page image

6. Locate the cylinder block in the approximate center of the housing opening.Tip the housing until the endcap mounting surface is level to help keep the block centered. Do notallow pistons or synchronizing shaft rollers to fall out of position7. Using petroleum jelly, install the valve segment (B05) into the end cap so the segment spindleengages the setting lug in the servo piston.8. Orient the valve segment so the hole at the edge is aligned with the loop-flushing valve drain hole inthe end cap.9. Locate the valve segment and servo piston in the approximate center of their travel.Bearing plate and valve segmentB50C10B05G34B50C20SAE flange version shown(cartridge version similar)G32End cap(typical side portconfiguration shown)G60P104 105see page 30Endcap installation1. Rotate the motor shaft and check for play between the shaft and cylinder block. Any play indicatesthat the synchronizing shaft rollers are not installed correctly.2. Install the end cap assembly and valve segment so the spindle engages the bearing in the cylinderblock.C CautionDo not allow the pistons or synchronizing shaft rollers to fall out of position.3. Install screws (G32) and (G34) to retain the end cap assembly to the motor.Install the screws in their proper locations to ensure adequate thread engagement. The internalspring (in the motor shaft) will hold the end cap away from the housing a short distance.Repair Instructions Series 51 and 51-1 Bent Axis Motors Repair InstructionsAssembly30 11009449 • Rev BA • December 2014